When environmental conditions around a bacterium are either a neutral ph or an alkaline ph, the surface of a bacterium will: have a negative charge
To identify if a bacterium has a negative charge a gram stain must be performed, this is a rapid laboratory test used to detect the presence of bacteria that cause an infection, if the result of the gram stain is red the bacteria are gram negative.
What is a bacteria?It is a microorganism formed by a single cell, of small size. Its cellular structure is prokaryotic and it is characterized by not having a nucleus.
Learn more about bacteria at: brainly.com/question/1143462
#SPJ4
A tetrahedral die is an equilateral triangular pyramid. The base edge of the tetrahedral die is 26 millimeters and the height is 20 millimeters.
What is the surface area of the tetrahedral die to the nearest ten square millimeters?
A tetrahedral die is an equilateral triangular pyramid with the base edge of the tetrahedral die is 26 millimeters and the height is 20 millimeters has the surface area of the tetrahedral die is approximately 1350 square millimeters to the nearest ten square millimeters.
A tetrahedral die is an equilateral triangular pyramid. The base edge of the tetrahedral die is 26 millimeters and the height is 20 millimeters. What is the surface area of the tetrahedral die to the nearest ten square millimeters?Surface area of tetrahedral dieTo find the surface area of the tetrahedral die, we need to first calculate the area of the triangular faces and then add them up.
The surface area of a tetrahedral die can be calculated as follows:Surface area of a tetrahedral die = Sum of the areas of all its triangular faces.Area of an equilateral triangle. A tetrahedral die is an equilateral triangular pyramid. An equilateral triangle is a triangle where all its sides and angles are equal. The area of an equilateral triangle is given by the formula:Area of an equilateral triangle = (√3/4) * a² where a is the length of each side of the equilateral triangle. Substituting a = 26mm,Area of the equilateral triangle = (√3/4) * 26²= 338 mm².
The tetrahedral die has four equilateral triangular faces. So, its surface area can be calculated by adding the area of each triangular face. Therefore,Surface area of the tetrahedral die = 4 × area of the equilateral triangle= 4 × 338= 1352 mm²= 1.4 × 10³ mm²Therefore, the surface area of the tetrahedral die is approximately 1350 square millimeters to the nearest ten square millimeters.
For more such questions on triangular pyramid , visit:
https://brainly.com/question/30615121
#SPJ8
What is the role of oxygen in photosynthesis and in cellular respiration?
Answer: THE ANSWER IS C
Explanation: HOPE THIS HELP
Answer:lol thanks I think we taking the same test today
Explanation: thankslmk if you got other answers
Using hierarchical levels,explain how it is possible to create different types of cells and organisms
Which are characteristics of a prokaryotic cell? Select three options.
define electric potential of 1 volt
Answer:
Explanation:
one volt is the potential difference between two points in electric field if one joule of work is done to move a charge of one coulomb from one point to another point against the electric intensity
1v=1w/1q
Recently, scientists have discovered genes that predispose individuals to heart disease. However, people with those genes will not necessarily develop heart disease. External factors greatly influence whether a person with the genes will actually have heart disease later in life. Which of the following external factors would most likely contribute to a person developing heart disease?
eating a well-balanced diet
B.
getting regular exercise
C.
breathing tobacco smoke
D.
taking drugs such as aspirin
Breathing tobacco smoke would most likely contribute to a person developing heart disease.
Heart disease occurs when supply routes that convey blood to the heart muscle are restricted by plaque or hindered by clusters. Synthetic substances in tobacco smoke make the blood thicken and frame clumps inside veins and corridors.
Carbon monoxide, a deadly gas found in tobacco smoke, displaces oxygen in your blood, depriving your organs of the oxygen they require.
Learn more about tobacco smoke:
https://brainly.com/question/7073482
#SPJ1
the stage of the growth curve where the bacteria are producing molecules necessary for cell division, but not undergoing cell division is called the ___________
The stage of the growth curve where the bacteria are producing molecules necessary for cell division, but not undergoing cell division is called the lag phase.
The lag phase is a time of adaptation during which the bacteria are becoming used to their new surroundings. Depending on how different the current conditions are from the ones the bacteria originated in as well as the state of the bacterial cells themselves, the length of the lag phase can range significantly. The four phases of a bacterial growth cycle are lag, exponential (log), stationary, and death. The bacterial growth curve shows the evolution of a bacterial population's live cell count over time. The development curve goes through four distinct phases: lag, exponential (log), stagnant, and death.
learn more about bacteria Refer:brainly.com/question/8008968
#SPJ4
How is the nitrogen cycle important to humans?
O It produces free nitrogen that humans can breathe.
O It converts nítrogen into a form that humans can obtain by eating other organisms.
O it produces nitrogen compounds that humans can breathe.
OIt converts nitrogen into a form that humans can obtain by absorbing it through their skin.
Answer: C
Explanation: it produces nitrogen compounds that humans can breath . It is the only logical choice.
It converts nítrogen into a form that humans can obtain by eating other organisms.
What is nitrogen cycle?The conversion of nitrogen between its different life-supporting forms, including nitrates and ammonia, occurs naturally as part of the nitrogen cycle. The nitrogen cycle creates free nitrogen that people can breathe, which is one of the most significant ways it is vital to people.
Humans cannot survive without nitrogen, which is necessary for all life. Additionally, the nitrogen cycle changes nitrogen into a form that people can consume by eating other living things like plants and animals. This is significant because it enables people to obtain the essential nutrients from their diet.
The nitrogen cycle also creates nitrogen molecules for human inhalation. These substances are crucial for preserving a healthy environment and can lessen the impacts of air pollution.
Last but not least, the nitrogen cycle also changes nitrogen into a form that people can absorb via their skin. This can lower the chance of developing specific medical disorders by preserving a healthy balance of nitrogen in the body.
Learn more about nitrogen at:
https://brainly.com/question/16711904
#SPJ5
One species benefits and the other species is neither harmed nor helped.
Answer:
The answer is Commensalism.
Explanation:
Commensalism is a long-term biological interaction (symbiosis) in which members of one species gain benefits while those of the other species neither benefit nor are harmed.
Answer:
Commensalism
Explanation:
members of one species gain benefits while those of the other species neither benefit nor are harmed.
what strategy, taken to an extreme in organisms like humans and elephants, can increase an organisms fitness because, from the perspective of evolution, children must survive to the age of reproduction?
In species like humans and elephants, the use of excessive parental care can improve an organism's fitness.
Care can be advantageous if parents (1) increase offspring survival during the stage in which parents and offspring are connected, (2) enhance offspring quality in a way that increases offspring survival and/or reproduction in the future when parents are not connected with offspring, and/or (3) directly...
Parental care - which is defined as any parental behavior or adaptation that improves the fitness of the offspring, frequently at some cost to the caregiver, exhibits striking diversity among species, ranging from short-term and relatively simple behaviors, like egg attendance, to long-term and elaborate adaptations, like some forms of food.
Learn more about " Parental care " to visit here;
https://brainly.com/question/19976724
#SPJ4
Which of the following is a necessary reactant for cellular respiration to occur?
Group of answer choices
Water
Carbon dioxide
Nitrogen
Oxygen
Answer: Oxygen
Explanation:
I need this for tonight help me pls!!!
Answer:
I do not see the picture
Explanation:
Is it possible to have erosion without deposition explain
Answer:
Thus without erosion deposition is not possible, in order to get deposited the physical erosion had to take an example of landslides that are from mass wasting the process of erosion causes the rocks to deforms from the hillsides and they crumble downhill to form a slope.
Which of the following is a nonrenewable resource?
O wind power
O geothermal energy
O oil
O solar energy
Answer:
Oil
Explanation:
Since, unlike oil, source like wind, solar, water etc. come naturally we don't and can't replace them but when the viscosity in oil has been used up it must be change to allow the proper functioning of the machine.
The next resource that is a nonrenewable resource is the oil that is present in the third option, as the oil is a fossil fuel that is formed over millions of years and is not renewable on human timescales.
What is a nonrenewable resource?Nonrenewable resources are natural resources that are finite and cannot be replenished or regenerated on a human timescale, and they are formed over millions of years, and their supply is limited, as oil is a nonrenewable resource that is formed from the remains of plants and animals that lived millions of years ago. These were buried under layers of sediment and rock, and over time, heat and pressure caused them to decompose and transform into oil, and the problem with nonrenewable resources like oil is that they are finite, meaning that there is only a limited supply of them.
Hence, the next resource that is a nonrenewable resource is the oil that is present in the third option.
Learn more about this nonrenewable resource here.
https://brainly.com/question/14813979
#SPJ7
You are walking down a straight road at 2.5 miles/hour. This does not change.
Are the forces on you balanced or unbalanced? Explain your answer.
Answer:
unbalanced
Explanation:
The human is walking with no force acting upon it
CAN SOMEONE PLS HELP I HAVE TO SUBMIT THIS BY 1:30 ILL GIVE 40 POINTS
Make sure you can discuss the following:
The stages of the cell cycle
Interphase
All three stages
Mitotic phase
All four stages
Cytokinesis
Purpose of the cell cycle
Meiosis
Stages
Purpose
How do crossing over & independent assortment increase genetic variation?
Compare & contrast mitosis & meiosis
Purpose
# of daughter cells produced
How daughter cells compare to parent cell
Chromosome # (n or 2n)
DNA Replication
Enzymes involved
Steps
Leading vs lagging strand
“Semi-conservative” nature of DNA replication
Transcription & Translation
Purpose & Process
Type of RNA involved
Where each process occurs
Mutations
What is a mutation?
What effects can mutations have on an organism?
Are most mutations harmful or harmless?
Hello! Our brainly team has noticed you using brainly for exams, test and or quizes. in our guidelines we clearly state not to do that. So we are asking you to stop!
Have a good day, The brainly team.
when a muscle fiber is stretched from 60% of its optimal length to lo, what change or changes is happening on the cellular level?
Beyond this point, muscles will create less tension. Because of the extensive overlap of the actin and myosin filaments, the muscle will not be able to create its maximum tension while it is at its resting length.
When a muscle cell contracts, what happens to the fiber's length?According to a theory known as the Sliding Filament Theory, muscles contract. According to this idea, as actin filaments glide across myosin filaments, the length of the sarcomeres decreases, shortening the length of the muscle fibers.
What occurs to the muscle cells to shorten the muscle?The sliding filament theory states that myosin filaments shrink sarcomeres inside a muscle fiber by pulling actin filaments closer together. A muscle fiber contracts when every sarcomere in the fiber shortens.
To know more about Muscles visit
brainly.com/question/9883108
#SPJ4
give a decimal: tongue rolling ability is conferred by the presence of a dominant r allele. nonrollers are genotype rr. a class of genetics students consists of 108 rollers and 20 nonrollers. assume that this population is at hardy-weinberg equilibrium for this locus. please round all answers correctly to 4 decimal digits. what is the frequency of the r allele?
The frequency of the r allele in the population, based on the given data and assuming Hardy-Weinberg equilibrium, is 0.1786.
In a population in Hardy-Weinberg equilibrium, the allele frequencies remain constant from generation to generation. In this case, we can determine the frequency of the r allele by considering the frequency of the nonrollers (rr genotype) in the population.
Given that there are 20 nonrollers in a class of genetics students, we can assume that these individuals are homozygous for the r allele (rr genotype). This means that the frequency of the rr genotype is 20/128 (total number of individuals in the class, obtained by adding rollers and nonrollers).
Since the r allele is recessive, the frequency of the rr genotype corresponds to the frequency of the r allele squared (q^2) in the population. Therefore, we can solve for the frequency of the r allele (q) by taking the square root of the frequency of the rr genotype.
Taking the square root of 20/128, we find that the frequency of the r allele (q) is approximately 0.1786. Thus, the frequency of the r allele is 0.1786 or 17.86% in this population.
Learn more about Hardy-Weinberg equilibrium here:
https://brainly.com/question/16823644
#SPJ11
What if the SHH you are making needs to be accumulated in the cell so that it can be released all at once into the extracellular space at a specific time? How would you store the produced SHH? What would need to occur to release all of the SHH from storage into the extracellular space?
If SHH is to be accumulated and then released into cellular space at a specific time, it would be necessary to establish storage mechanisms and release mechanisms.
To store the produced SHH would require specialized cellular compartments.
To release all of the stored SHH, a signal or stimulus would need to trigger the release of SHH from storage into the extracellular space.
What steps would the SHH storage and release process take place?SHH production.Storage.Storage regulation.Production of the SHH release signal.SHH release.SHH is a protein that is stored within the cell and is released into the extracellular space in times of need. These processes need to work in a very regulated way in order to achieve their objectives. For this reason, well-regulated and optimized storage and release mechanisms are needed.
Learn more about extracellular space:
https://brainly.com/question/31674465
#SPJ1
which type of plant would likely be more successful at producing offspring that would develop into new plants
A) Corn
B) Teosinte
Answer:
B
Because it has more seeds that have a 65-80 percentage of becoming plants.
Answer:
Corn
Explanation:
Corn is proverbially common in most part of the world than Teosinte which is ancestral to Corn. Teosinte is common to Mexico and Central America.
this video shows the movement of oil near the site of the 2010 oil spill. what happens to the oil after it’s spilled.
Oil spill has detrimental effects on the environment.
During transportation of oil, the leakage of oil that occurs in the water bodies, specifically in the oceans and seas is referred to as oil spill.
This spilled oil floats on the surface of water. This oil has effects on aquatic animals as well as the birds that hover around the water bodies. For instance, if the feathers of the seabirds get oiled, the birds can die of hypothermia. Many fishes and planktons die because of the oil spilled.
The oil droplets present on the surface are degraded by the process of photooxidation that happens due to exposure to light and oxygen. This also results in the formation of free radicals that are harmful to the water body as well as to the organisms present in water.
Learn more about oil spills in:
https://brainly.com/question/1307422
#SPJ1
Blood Smear 1 Blood Smear 2
Blood Smear 3 Blood Smear 4
CASE STUDY 2
A 40-year-old male presents at the Urgent Care Clinic after being hit in the face with a baseball. The patient complains of double vision and pain in his face. Upon physical exam, you observe that the left eye is fixed in downward gaze, but the right eye moves normally. The patient’s right cheek is also very tender. You order a CT scan to determine the extent of his facial injuries. A coronal image through the orbits and sinuses is displayed.
Questions:
1. What orbital bone is fractured and what sinus is involved in this injury?
2. How could this fracture affect movement of the eye?
1. Fracture: Orbital floor of left eye. Sinus: Maxillary sinus.
2. Fracture affects eye movement by entrapment of inferior rectus muscle or nerve, limiting upward gaze and causing double vision.
1. Based on the provided information, it is likely that the patient has a fracture of the orbital floor, specifically the orbital floor of the left eye. The involvement of the left eye being fixed in downward gaze suggests a possible entrapment of the inferior rectus muscle or the inferior orbital nerve, which commonly occurs with orbital floor fractures. Additionally, the tenderness in the right cheek may indicate a possible blowout fracture, which involves the maxillary sinus.
2. The fracture of the orbital floor can affect the movement of the eye due to several reasons. Firstly, the entrapment of the inferior rectus muscle or the inferior orbital nerve can limit the normal upward movement of the affected eye, resulting in a fixed downward gaze as observed in the patient. This restriction can lead to double vision (also known as diplopia) when the eyes are not properly aligned.
To learn more about Fracture follow the link:
https://brainly.com/question/33487249
#SPJ4
this is how the macconkey agar plate looks after 24 hours of incubation. are these bacteria positive or negative for lactose fermentation?
This is how the McConkey agar plate looks after 24 hours of incubation. are these bacteria Negative lactose fermentation
MacConkey agar is a differential and selective medium used to differentiate between lactose fermenters and non-fermenters, and also to isolate Gram-negative bacteria.
On a MacConkey agar plate, lactose-fermenting bacteria typically produce pink to red colonies due to the acid production, which causes the pH indicator in the medium to change color. Non-lactose fermenting bacteria usually appear as colorless or translucent colonies.
Learn more about MacConkey agar
https://brainly.com/question/31491839
#SPJ4
Cystic Fibrosis is a genetic disease of the lungs caused by a recessive allele. A man with Cystic Fibrosis marries a woman who does not have Cystic Fibrosis, but her father had the disease. What is the probability of the couple having a child that has Cystic Fibrosis?
Answer:
If only one of you is found to be a carrier, the chance that you will have a child with CF is very low, although not completely eliminated. If you are both carriers, each pregnancy will have a 1 in 4, or 25 percent chance of being affected with cystic fibrosis.
Describe 3 ways the land/terrain change as we move from Charlotte NC to the coastal plains of North Carolina
Answer:
Hilly towards flat.
Higher elevation toward lower elevation.
Clayey to sandy type of soil.
Explanation:
The land of Charlotte NC is hilly whereas coastal plains of North Carolina is flat. Charlotte NC is located at a high elevation while on the other hand, the coastal plains of North Carolina are located at the sea and at lower height. The soil type of Charlotte NC is clay and silt whereas the soil type of coastal plains of North Carolina is sandy due to the presence of sea.
3. Which of the following allows a plant's vascular system to work as a transport system? (1 point)
O A plant's vascular system is made up of specialized cells that move around the plant as it grows.
OA plant's vascular system is made up of specialized cells that are covered in a thick cell wall.
O A plant's vascular system is made up of specialized cells that form straw-like tubes.
O A plant's vascular system is made up of specialized cells that divide as the plant grows.
4. What is the difference between xylem and phloem? (1 point)
O Xylem carries water and nutrients up to the plant's leaves, while phloem carries food down from the plant's leaves to its roots.
O Xylem carries water and nutrients up to the plant's leaves, while phloem divides to make more xylem cells as the plant grows.
O Xylem carries food up to the plant's leaves, while phloem carries water down from the plant's leaves to its roots.
O Xylem divides to make more phloem cells as the plant grows, while phloem carries food down from the plant's leaves to its roots. Finish | Cancel в е e w be here to search
Answer:
It is. A plant's vascular system is made up of specialized cells that form straw-like tubes. Hope this helped ;)
what is animal and what types of animals are there
Answer:
answer a animal is a living thing
Explanation: All animals belong to a biological kingdom called Kingdom Animalia. This kingdom is then broken down into over 30 groups, or phyla. About 75% of all species on Earth are animals. Animals are then broken down into two types: Vertebrates & Invertebrates.
I hope this helps!
True or False: The cells that make up your body have the same DNA.
Answer:
True
Explanation:
Pls Give Brainlest Thanks
Answer:All of the cells within a complex multicellular organism such as a human being contain the same DNA;
Explanation: however, the body of such an organism is clearly composed of many different types of cells. ... The answer lies in the way each cell deploys its genome.
which muscle trait is the ability to be stretched and lengthened?
The muscle trait that allows muscles to be stretched and lengthened is called "muscle extensibility."
This refers to the capacity of muscles to elongate or stretch beyond their resting length. Muscles with good extensibility have a greater range of motion and flexibility. When muscles are stretched, the connective tissues within them, such as tendons and fascia, also elongate, allowing for increased mobility. Regular stretching exercises help improve muscle extensibility by increasing the muscle's tolerance to lengthening and reducing the risk of injury. Additionally, maintaining good muscle extensibility is essential for athletes and individuals involved in activities that require a wide range of motion, such as gymnastics or dance.
Learn more about muscles here:
https://brainly.com/question/2937599
#SPJ11
Please help me these questions.
Are plant-based meat substitute poducts just a passing fad? How likely is it that an attractively large percentage of the world’s consumers will switch away from eating animal meats to mostly or wholly eating plant-based meat substitutes instead of animal meat?
What is your assessment of the strength of the competitive forces Beyond Meat faces? Do a five-forces analysis to support your answer.
What are the key success factors for Beyond Meat and the other makers of plant-based meat substitutes?
Plant-based meat substitute products are not just a passing fad and have a high likelihood of attracting a significant percentage of consumers worldwide away from animal meats.
Beyond Meat faces strong competitive forces, but its success is supported by factors such as innovation, brand recognition, distribution partnerships, and increasing consumer demand for plant-based meat substitutes.
Plant-based meat substitute products are not just a passing fad because they have gained significant traction and popularity in recent years. This is due to increasing awareness of the environmental impact of animal agriculture, concerns about animal welfare, and a growing demand for healthier and more sustainable food options. These products have evolved to offer taste, texture, and nutritional profiles that are increasingly comparable to traditional animal meat. As a result, there is a high likelihood that a significant percentage of consumers worldwide will switch to mostly or wholly consuming plant-based meat substitutes instead of animal meat.
Beyond Meat faces strong competitive forces in the market for plant-based meat substitutes. However, the company has established a strong position due to several key factors.
First, Beyond Meat has been at the forefront of innovation in developing plant-based meat substitutes that closely mimic the taste and texture of animal meat. This has helped them build a strong brand and gain recognition among consumers.
Second, the company has formed strategic partnerships with various distribution channels, including supermarkets, restaurants, and fast-food chains, which has helped expand its reach and availability.
Third, the increasing consumer demand for plant-based meat substitutes, driven by factors like environmental consciousness and health concerns, provides a favorable market environment for Beyond Meat and other makers of plant-based meat substitutes. These key success factors contribute to the strength of Beyond Meat's competitive position.
Learn more about Plant-based meat
brainly.com/question/30243868
#SPJ11