Answer:
b portista
Explanation:
The_____compiled a list of regulated of controlled substances with a listing of five schedules of levels of control.
O Drug Enforcement Administration
O epidemiology
O Department of Justice
O Controlled Substances Act and Drug Abuse Prevention and Control Acts of 1970
Answer:
under President Nixon
The Controlled Substances Act and Drug Abuse Prevention and Control Acts of 1970 compiled a list of regulated or controlled substances with a listing of five schedules of levels of control.
Explanation:
chatgpt
which kind of research would be least likely to affect the human society and the environment
The least likely research to have an immediate impact on human society and the environment is that which is solely theoretical or abstract and which does not involve any physical experimentation or practical application.
For instance, research in the fields of pure mathematics or philosophy would usually have little effect on environmental issues. It is important to remember, though, that sometimes even apparently intangible research can have unanticipated direct applications or indirect effects on society and the environment.
Depending on the nature and extent of the study being done, the effect on society and the environment can vary. Compared to other kinds of study, some have a lower likelihood of making a significant difference in society and the environment.
Basic research, for instance, is less likely to have an immediate practical effect because it is concentrated on advancing knowledge and understanding of a particular topic without any immediate practical uses.
The findings of this kind of study are typically published in scholarly journals or presented at scientific conferences, and they frequently involve laboratory experiments or theoretical modeling.
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What type of mutation does the model demonstrate
The model depicts a mutation to a gene's partial base sequence. The model demonstrates mutations of the insertion kind.
Which of the four mutation kinds are they?There are many different kinds of mutations, including translocation, insertion, deletion, and replacement. The entire gene sequence after the mutation will be misread if a mutation alters this regular reading frame.
This may lead to incorrect amino acids being added to the protein or the development of a codon that prevents the protein from getting longer. any alteration to a cell's DNA sequence. Mistakes in cell division can result in mutations, as can exposure to environmental DNA-damaging substances. Mutations can be advantageous or detrimental.
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Correct Question:
The model shows a mutation to a partial sequence of bases in a gene. Which type of mutation does the model demonstrate?
A botanist scrapes off a flower of one plant and then uses it to pollinate the flower of another plant. What can be scientifically concluded about their offspring
The offspring resulting from pollinating a flower of one plant with the scraped-off flower of another plant will be genetically distinct from their parent (option c) .
When a botanist scrapes off a flower from one plant, it collects the pollen from that flower.
The botanist then uses the collected pollen to pollinate the flower of another plant, transferring the genetic material from one plant to another.
Pollination is the process by which pollen grains are transferred from the male reproductive organ (stamen) to the female reproductive organ (pistil) of a flower.
During pollination, the pollen carries the genetic information (DNA) of the plant it came from.
When the pollen reaches the stigma of the second plant's flower, it fertilizes the ovules and initiates the formation of seeds.
The seeds that develop from this cross-pollination will contain a combination of genetic material from both parent plants.
Due to the mixing of genetic material, the offspring will be genetically distinct from either parent.
The specific characteristics of the offspring will depend on the traits inherited from each parent.
Genetic recombination and variation occur during sexual reproduction, resulting in offspring that exhibit a range of genetic traits.
Therefore, based on the process of sexual reproduction and genetic mixing through pollination, it can be concluded that the offspring will be genetically distinct from their parent.
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Which is one of the bases found in DNA?
O A. Serine
O B. Leucine
O C. Lysine
O D. Cytosine
Answer:
D. Cytosine
Explanation:
The bases of the DNA(a material found in the Nucleus that contains genetic information) are four in number.
ACGT:
An acronym that stands for
A= Adenine
C= Cytosine
G= Guanine
T= Thymine
Hope this helps ;) ❤❤❤
Cytosine is the base which presents in the DNA. Therefore, option "D" is correct.
What is nucleotide base pairing?There are five types of nucleotide bases adenine, cytosine, guanine, thymidine, and uracil. These divide into two classes of nucleotides pyrimidine and purine nucleotide bases. Pyrimidines are uracil, thymine, and cytosine whereas adenine and guanine are purines.
DNA consists of adenine, cytosine, guanine, and thymidine. In RNA, adenine, cytosine, and guanine are present but thymine is replaced by uracil.
Pyrimidine always binds with the purines through hydrogen bonding. Adenine binds with thymine. Cytosine binds with guanine. But when adenine pairs with uracil in RNA.
Therefore, these four bases are basic units of DNA.
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What is the complementary strand for dna below?
GGCATACGTTAC
PLZ ANSWER ASAP GOT A TEST DUE IN A COUPLE MIN
A. TTACGCATGGCA
B. CCGUAUGCAAUG
C. CCGTATGCAATG
D. GGCATACGTTAC
The ________ provides structure and support to the cell.
lysosome
vacuole
mitochondria
cytoplasm
cytoskeleton
Answer:
cytoskeleton.
How do development within each domain is linked to and affected by development in other domain.
Based on the image of rock layers and fossils what can you conclude?
Answer:
A and B
Explanation:
Sorry if this aint right but d and c dont make sense to me so try this
11. A person who has rickets might need
more foods from which two groups?
Describe the difference between the five types of managed care plans
Answer:
You choose a primary care doctor who coordinates most of your care. Preferred Provider Organizations (PPO) usually pay more if you get care within the network. They still pay part of the cost if you go outside the network. Point of Service (POS) plans let you choose between an HMO or a PPO each time you need care.
in physiological Genotype and phenotype disorder male and female in reproductive system
Both males and females can experience reproductive system disorders. These disorders can be caused by genetic factors, hormonal imbalances, structural issues, infections, or other medical conditions. In males, these disorders may include erectile dysfunction, infertility, testicular disorders, prostate problems, and hormonal imbalances. In females, they may include menstrual disorders, polycystic ovary syndrome, endometriosis, uterine fibroids, ovarian cysts, infertility, and hormonal imbalances. Treatment options vary depending on the specific disorder and may involve medication, hormonal therapy, surgery, or assisted reproductive technologies.
Paleoanthropologists can often tell if a fossil primate was bipedal from the bones of the skull alone--specifically the position of the foramen magnum. What about the position of the foramen magnum would indicate bipedalism? (no more than 2 sentences).
The position of the foramen magnum, the opening in the skull where the spinal cord enters, can indicate bipedalism if it is located underneath the skull, indicating that the spinal cord was oriented vertically to support the weight of the body in an upright position.
What is the location of foramen magnum ?In bipedal primates, such as humans, the position of the foramen magnum is located towards the bottom of the skull, close to the center of the skull's base. This is because when an animal stands upright, the skull needs to be balanced on top of the spine, which is vertical. Therefore, the foramen magnum needs to be positioned in a way that allows the skull to be balanced over the spine.
In contrast, in non-bipedal primates, such as chimpanzees, the foramen magnum is located towards the back of the skull, closer to the posterior end of the skull's base. This is because their spines are oriented horizontally and the skull sits atop the spine, more like a table, rather than a pillar.
Therefore, the position of the foramen magnum is an important indicator of bipedalism, as it reveals how the skull is balanced on the spine and whether the spinal cord orientation is adapted for upright walking.
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what’s the answer to this question?
Which of the following is not a component of the hepatic triad found at the edges of a liver lobule?
a) hepatic artery.
b) bile duct.
c) central vein.
d) hepatic portal vein.
Answer: c) central vein.
Explanation:
The liver is an organ that is present both in humans and in vertebrate animals. It secretes the bile, essential for the digestion of fats, and it also has many other functions, including the synthesis of plasma proteins, storage of vitamins and glycogen and detoxifying function. It is responsible for removing various substances from the blood that may be harmful to the body, including alcohol, making them harmless.
The liver is divided by the sickle cell ligament into two main lobes, right and left. There are two other smaller lobes, the square lobe and the caudate lobe.
The hepatic triads are triangular areas located at the angles of the hepatic lobules, made up of a lax conjunctive stroma. They contain a branch of the hepatic artery (that irrigates the liver), a hepatic portail vein (a thick blood vessel that carries blood from the gastrointestinal tract and spleen to the liver so that nutrients are metabolized) and a bile duct (transports bile into the small intestine). Therefore, it does not contain a central vein.
Which type of rock is marble?
Answer:
Metamorphic rock is marble type of rock
Which of the following best describes the arrangement of particles in a gas?
The particles are spread apart and cannot move freely.
The particles are packed closely together and can move freely.
The particles are spread apart and can move freely.
The particles are packed closely together and cannot move freely.
Answer:
Particles in a: gas are well separated with no regular arrangement. liquid are close together with no regular arrangement. solid are tightly packed, usually in a regular pattern. so your answer is
Explanation:
A
Hope this helps bruv
Answer:
c
Explanation:
i think
clare island and cartwright are the same distance from the equator and are both near an ocean how does the air temperature compare
Answer:
B
Explanation:
Sorry if this is wrong im taking the same test and this is the answer I choose
Clare Island and Cartwright are the same distance from the equator and they are both near the ocean warmer than Cartwright.
What causes the air temperature in these places to be different?There are contrasts in climate around the world because of differing amounts of radiation received from the Sun at other parts of the Earth at various times of the year.
More warmth from the Sun is received near the equator than near the north and south poles where the angle of the Sun's rays is more down.
Thus, Clare Island and Cartwright are the same distance from the equator and they are both near the ocean warmer than Cartwright.
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Which type of tax are Social Security tax and Medicare tax considered to be?
Answer:
Social Security tax and Medicare tax are considered to be payroll taxes, which are taxes that are withheld from an employee's paycheck by their employer. These taxes are used to fund Social Security and Medicare programs, which provide benefits to eligible individuals such as retirement income, disability insurance, and healthcare coverage.
Explanation:
A population of 1,000 healthy, at risk people is monitored for one year starting on January 1st, and the development of cases of chicken pox is noted. No one has chicken pox at the start of the investigation. Twenty people develop chicken pox on June 30th and forty people develop chicken pox on September 30th. Twenty-four people were lost to follow-up on March 31st, and twenty-four people were lost to follow-up on November 30th. None of those lost to follow-up had developed chicken pox prior to becoming lost. Assume that you can get chicken pox only once.
Required:
What is the cumulative incidence of chicken pox in this population during the one-year period from January 1st through December 31st?
Answer:
\(\mathbf{cummulative \ incidence = \dfrac{60}{1000}}\)
Explanation:
We recognize that total occurrence equals new cases of disease over time divided by the number of people at risk at the onset.
Mathematically:
\(\mathbf{cummulative \ incidence = \dfrac{New \ cases \ of \ disease \ occurrence}{Number \ of \ population \ at \ risk \ at \ onset}}\)
Given that:
Number of the population at risk = 1000 individuals
New cases during Jan 1 - Dec 31 = 60 because;
At 20 occurred on June 30 & 40 on Sept. 30) & no new cases were identified after that:
∴
\(\mathbf{cummulative \ incidence = \dfrac{60}{1000}}\)
1.A sample of hydrogen gas has a volume of 4.5L and a pressure of 1 atm. what happens to the pressure if the volume in decreased to 2.0L?
2. A gas at a pressure of 5.0 atm has a volume of 3L. Calculate the volume of gas if the pressure is increased to 8.3 atm ?
1. The new pressure of the gas is 2.25 atm
2. If 5.0 atm has a volume of 3L, the volume of the gas if the pressure is increased to 8.3 atm is 1.81 L
What is the new pressure of the gas?The new pressure of the gas is calculated as follows:
P₂ = P₁V₁/V₂
where:
P₁ is the initial pressureV₁ is the initial volume V₂ is the final volumeP₂ is the final pressureP₂ = 1 * 4.5/2
P₂ = 2.25 atm
The new volume will be:
V₂ = P₁V₁/P₂
V₂ = 5 * 3 / 8.3
V₂ = 1.8 L
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Explain why aerotolerant and microaerophilic microbes can't survive high oxygen levels but they can survive low levels.
Answer:
it’s A
Explanation:
Explain five possible setbacks a company could face if they don't develop effective configuration management policies and processes.
Possible setbacks are the difficulty in keeping up with market changes, failures in product production, failures in product distribution, sector problems, problems in the management of employees.
We can arrive at this answer because:
The management of a company is essential for its proper functioning and the success of the production.One of the first problems that lack of management causes is the difficulty in keeping up with market changes. This makes the company outdated and inefficient.Talking about the production and distribution of the product harms sales and reduces the number of customers.Sectoral problems hinder organized production, which will also affect sales.Problems in managing employees will also be disadvantageous, as it will affect all of the company's compositional factors.Therefore, we can say that management is the most important point to be organized.
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Which of the following statements is correct regarding engineering maize plants with a herbicide-resistance gene using Agrobacterium-mediated plant transformation?
a. The Ti-plasmid used for this experiment must contain tumor-inducing genes.
b. The herbicide-resistance gene is cloned into the T-DNA region of the Ti-plasmid.
c. The herbicide-resistance gene is cloned into a region outside of the T-DNA in the Ti-plasmid.
d. A guide RNA is used to transfer T-DNA from Agrobacterium to the plant cell.
e. The whole Ti-plasmid containing the herbicide-resistance gene is inserted into the maize genome after infection with Agrobacterium
Answer:
b. The herbicide-resistance gene is cloned into the T-DNA region of the Ti-plasmid.
Explanation:
Ti-plasmid has the ability to introduce part of its DNA (t-DNA) into the genome of host plants. This is very important for the relationship of genetic manipulation in maize plants, with the aim of inducing a gene that promotes herbicide resistance. In addition, T-DNA has many genes that code for the production of plant growth phytohormones, which is extremely important for the cloning process to work. In this case, we can assume that the correct answer for yours is the letter B.
What might happen if water molecules didn't have a slight negative charge on one end and a slight positive charge on the other?
The polarity of water molecules is crucial to the formation and stability of cell membranes. Without this polarity, water would not be able to form hydrogen bonds, interact with polar molecules, or form stable cell membranes .
Water molecules are composed of two hydrogen atoms and one oxygen atom, and they have a slight negative charge on one end and a slight positive charge on the other.
This arrangement is due to the unequal sharing of electrons between the atoms, with the oxygen atom having a stronger pull on the electrons than the hydrogen atoms. This phenomenon is called polarity, and it is crucial to the unique properties of water.
First, water molecules would not be able to form hydrogen bonds with each other, which are crucial for many of water's unique properties. Hydrogen bonds occur between the positive and negative ends of different water molecules and give water its high boiling point, high surface tension, and the ability to dissolve many substances.
Furthermore, the polarity of water molecules is crucial to the formation and stability of cell membranes. The hydrophilic, or water-loving, heads of phospholipids are attracted to the polar water molecules, while the hydrophobic, or water-fearing, tails face away from the water.
In summary, the polarity of water molecules is crucial to many of its unique properties and is essential to many biological processes. Without this polarity, water would not be able to form hydrogen bonds, interact with polar molecules, or form stable cell membranes.
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Which critter trait is affected by an environmental factor, such as light, temperature, or
diet? Explain.
Answer:
Tallness.
Explanation:
Tallness is the critter trait that is affected by an environmental factor, such as light, temperature, or diet because the organism remains short if they are not getting food properly as well as temperature. Food provides essential nutrients that contribute in the growth of organism. Suitable temperature of the body allows the different functions in the body to be done which directly affects the growth of the body and the organism becomes taller.
what is Sediment pollution?
Answer:
sediment is considered when rhere is too much of pollution
Why is a small population greatly affected during genetic drift?
answer if you can please 40 points
Answer:
i think the answer is option d
3. What are the inferences you can make from each of the activity above?
A reagent is a chemical substance that cause a chemical reaction or used to test the one. In the given activity, different reagents are used to predict the compound. Starch gives blue color on reaction with iodine, glucose will have brick red precipitate with Benedict solution, and proteins will have reddish brown color with Millon's reagent.
Why reagents are used to test compounds?The reagents when combined with specific compounds performs specific reaction which helps to determine the presence of particular compound.
In the given activity,
If in the first test, if the iodine turns color to blue this will indicate the presence of starch.In the second test, if on adding Benedict solution, brick red precipitates formed, this indicates the presence of glucose.In the third test, on adding Millon's reagent the protein in the solution will form reddish brown color.Thus, these were some inferences that can be made from the given activities.
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