A 100kg sample of ocean floor with evenly dispersed sediments will contain less than 1kg of space dust and rocks.
What types of sediment can be found on the ocean floor?There are currently three major types of sediments that can be found in the ocean floor. They are terrigenous; from land deposits of the continental shell, pelagic; made up of clay and micro skeletons of marine organisms, and hydrogenous; rich with minerals.
Cosmogenous sediments are occasionally found in parts of the ocean but usually in very small amounts of less than 1% or less than 1kg for every 100kg sample. They are mostly covered up by other sediments.
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What are the functions and vessels of the heart, and what are some cardiac disorders that might be life-threatening to a person or an animal?
Answer:
The cardiovascular, or circulatory, the system supplies the body with blood. It consists of the heart, arteries, veins, and capillaries. but the things that might be life-threatening to a person or animal are;
Explanation: angina is a type of chest pain that occurs due to decreased blood flow into the heart this can harm animals and people. there is also - - - arrhythmia,which is or an irregular heartbeat or heart rhythm,
- congenital heart disease, in which a problem with heart function or structure is present from birth.
-coronary artery disease, which affects the arteries that feed the heart muscle.
- Heart attack, or a sudden blockage to the heart’s blood flow and oxygen supply this can kill. heart failure, wherein the heart cannot contract or relax normally,
- dilated cardiomyopathy, a type of heart failure, in which the heart gets larger and cannot pump blood efficiently and the last one is
- hypertrophic cardiomyopathy, in which the heart muscle walls thicken and problems with the relaxation of the muscle, blood flow, and electrical instability develop
these are only a few that can harm or even kill a living thing like and animal or person these things are really harmful.
I hope this helps you!!
.Which of the following nutrition professionals is most likely to be employed by a university?
Nutritionist
Nutrition Specialist
Registered Dietician
Physician
Among the following nutrition professionals, the one that is most likely to be employed by a university is a Registered Dietician. Option a is Correct.
The registered dietitian or registered dietitian nutritionist (RD/RDN) is a licensed health professional who has completed a minimum of a bachelor's degree in nutrition from an accredited university or college, achieved clinical experience, and completed an accredited dietetics curriculum.
A registered dietitian, or RD, is a food and nutrition specialist who is registered by the Commission on Dietetic Registration of the Academy of Nutrition and Dietetics. RDs assist individuals to improve their overall health by offering personalized dietary recommendations, conducting nutritional assessments, and creating customized meal plans that meet the specific requirements of their clients.
RDs are responsible for developing and executing meal plans for hospitals, schools, and businesses, as well as teaching healthy nutrition habits to students, athletes, and community groups. In addition, many RDs work in research, academic, or corporate settings, including universities, where they may teach courses in nutrition and related fields.
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1. __________________is the overall binding strength that keeps an antibody and antigen together. a.avidity b.labeling c.polarization d.affinity
Affinity is the overall binding strength that keeps an antibody and antigen together. Option (D)
It refers to the attraction between the paratope (binding site on the antibody) and the epitope (specific region on the antigen). Affinity is influenced by the complementary shape and electrostatic interactions between the antibody and antigen molecules. A higher affinity means a stronger binding interaction, while a lower affinity indicates a weaker binding.
Affinity plays a crucial role in various biological processes, such as immune responses, as it determines the effectiveness and specificity of antibody-antigen interactions. The other options, avidity, labeling, and polarization, are not directly related to the binding strength between an antibody and antigen.
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A gardener cuts the main stem of a plant, stimulating hormones in the plant that will affect plant growth. Which statement describes how the plant will most likely grow as a result?
Seeds from the plant will germinate faster.
Fruits on the plant will not develop.
The plant buds will become inactive.
Lateral leaf growth will start on the plant.
Answer: D
Explanation: Lateral leaf growth will start on the plant.
Answer:
d
Explanation:
why can the hypothalamus act as a link between the endocrine and nervous systems? why can the hypothalamus act as a link between the endocrine and nervous systems? it releases neurotransmitters that travel through the bloodstream and cause endocrine cells throughout the body to release hormones. it releases hormones that cause target cells to send nervous system cells to the brain. it receives hormone signals from all other endocrine organs, and communicates messages directly to interneurons in the brain. it contains cells that can send and receive both endocrine and nervous system signals.
The hypothalamus is a small but very important part of the brain that serves as a link between the endocrine and nervous systems. It does this by producing and releasing hormones that regulate various physiological functions throughout the body.
After receiving signals from the nervous system, the hypothalamus starts reactions by releasing hormones into the bloodstream. Once in target organs and tissues, these hormones can subsequently promote or inhibit a variety of physiological processes.
For example, the hypothalamus creates and releases hormones that govern the production and release of hormones from the pituitary gland, which is known as the "master gland" of the endocrine system. The hormones secreted by the hypothalamus can also directly regulate other endocrine glands, such as the adrenal gland and the thyroid gland.
The hypothalamus also plays a critical part in controlling homeostasis, which is the maintenance of a steady internal environment within the body.
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the _____(rinnie/weber)_____ test is a test for neural deafnessthe ____(barany/romberg)____ test is used to determine if vertigo is caused by a disorder in the patients inner ear or somewhere in the patients brain
The Weber test is a test for neural deafness, which is a type of hearing loss that is caused by damage to the auditory nerve or the parts of the brain that process sound.
In the Weber test, a tuning fork is placed on the midline of the patient's forehead, and the patient is asked to indicate in which ear the sound is heard more loudly.The Rinne test is another hearing test that can help differentiate between different types of hearing loss. In this test, a tuning fork is placed on the mastoid bone behind the ear, and the patient is asked to indicate when they can no longer hear the sound. Then, the tuning fork is held near the ear without touching it, and the patient is asked to indicate when they can no longer hear the sound. The results of this test can indicate whether the patient has conductive hearing loss or sensorineural hearing loss.
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Which part of the zapotec agricultural system does not correspond well to western ecological understandings?
Zapotec agricultural is grown where the climate aloows such that crops, staple, corn, beans and squash. Zapotec society is oriented villages and complete agricultural.
Hunting ,fishing and gathering all are wild foods which is also practiced. Zapotec people created by most successful farming civilization in the america. Elaborated network of canals, dams and terraced fields and stored the water for irrigation.
Zapotec exploited rabbits as their food sources used their hair in textile production and some ritual practices.Zapotec people originated un the three central valleys were divided between different societies, which are separated by no mans land.They also maintained trade through Oaxaca.
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Type your response in the box.
Nutrition is a common topic in the media, whether it's a new diet plan or a new "superfood" on the market to benefit
our health. Some of these products are scientifically sound, while others aren't. How do we tell the difference?
PLEASE HURRY
Answer:
To find out whether a product is scientifically sound, check the FDA standards for the product. Another option is to ask a medical expert, such as a doctor or a nutrition scientist, whether the product is scientifically sound.
How far away is the moon from earth?
Answer:
238,900
Explanation:
and heres dark humor
"I have good and bad news," the doctor said to his patient. "Give me the good news first," the patient said. "Your test results are back," the doctor said, "and you have only two days to live." "That's the good news?" the patient exclaimed. "What's the bad news?" "I've been trying to reach you for two days."
Answer:
238,900 mi
Explanation:
it can be found
what 7 systems does our body use when we stub our toe?
Answer:
The nervous system
Explanation:
When we stub our toe, the nervous system sends signals to our brain telling us that it was painful.
glycolysis, which provides energy by breaking down carbohydrates like glucose, relates to activities lasting __________.
a. generally less than 3 minutes
b. 20-30 minutes
c. 3-4 hours
d. all day
Glycolysis, which provides energy by breaking down carbohydrates like glucose, relates to activities lasting Option A. Generally less than 3 minutes.
Glycolysis is a cytoplasmic pathway that breaks down glucose into two 3-carbon compounds and generates electricity. Glucose is trapped through phosphorylation, with the help of the enzyme hexokinase. Adenosine triphosphate (ATP) is used in this reaction and the product, glucose-6-P, inhibits hexokinase.
Carbohydrates, or carbs, are sugar molecules. together with proteins and fat, carbohydrates are one of 3 fundamental vitamins located in food and drink. Your frame breaks down carbohydrates into glucose. Glucose, or blood sugar, is the main supply of power on your body's cells, tissues, and organs.
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Which example is a specific question that could be used to start a scientific investigation?
A. Do long droughts increase the likelihood of forest fires
B. Should there be more services to prevent forest fires
C. Are forest fires as frightening as mudslides
D. What is the most devastating effect of a forest fire
Answer:
A specific question that could be used to start a scientific investigation is A. Do long droughts increase the likelihood of forest fires. This question can be tested and answered through scientific methods and data collection.
Pls help me with this question
Answer:
All arthropods posses an exoskeleton, bi-lateral symmetry, jointed appendages, segmented bodies, and specialized appendages. The major arthropod classes can be separated by comparing their number of body regions, legs, and antennae.
Answer:
Segmented body, Open circulatory system.
Explanation:
when the feces of an animal becomes fossilized, these can tell paleontologists a lot about the animal which made them, including whether the animal was a carnivore or herbivore, and a general sense of the size of the animal. T/F?
Fossilized feces, also known as coprolites, can provide valuable information about the diet and behavior of prehistoric animals. True
By analyzing the composition of the coprolite, paleontologists can determine whether the animal was a carnivore, herbivore, or omnivore, as well as the specific types of plants or animals that were consumed. In addition, the size and shape of the coprolite can give an indication of the size and anatomy of the animal that produced it.
Coprolites have been used to study the diets and behaviors of a wide range of prehistoric animals, from dinosaurs to early mammals, and have contributed greatly to our understanding of ancient ecosystems and the evolution of life on Earth.
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pulsed gtaw is a variation where the ____________ is pulsed.
Pulsed GTAW (Gas Tungsten Arc Welding) is a variation of the GTAW process in which the welding current is pulsed.
In GTAW, an electric arc is established between a tungsten electrode and the workpiece to melt the base metal, while a shielding gas is used to protect the weld from atmospheric contamination.
In pulsed GTAW, the welding current is controlled by a pulse generator, which produces a series of high and low-current pulses that alternate at a specific frequency. During the high current pulse, the arc melts the base metal, and during the low current pulse, the arc is extinguished, allowing the weld pool to cool and solidify.
The pulsing of the welding current has several benefits, including reducing heat input, improving control over the weld pool, and reducing the likelihood of weld defects such as cracking or distortion. Additionally, pulsed GTAW can be used to weld thinner materials that would be difficult to weld using the conventional GTAW process.
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Which individuals help you determine if this trait is dominant or recessive?
Part 1
1. Four levels and six different groups of organisms are described in the popup Windows. What
kinds of behaviors and interactions among the organisms of this habitat can you observe in
the animated snapshot of the reef environment?
I
Answer:
Mutualism, commensalism and parasitism.
Explanation:
Interactions among the organisms such as fish, corals, lobsters, clams, seahorses, sponges, and sea turtles etc can be observe in the reef environment. reef environment refers to the coral reef which are present in the underground ecosystem. It is made up of calcium carbonate that provides habitat or shelter to thousands of animals. Some behaviours are mutualism, commensalism and some are parasitism.
The reef depicts the interaction of various organisms such as crabs, lobsters and sponges. The reef environment is made up of corals. The reef is made on the deposits of calcium carbonate hence shelter bed for thousand of organisms
Some behaviors like the mutualism, commensalism, and parasitism can be found. The mutualism is based on the mutual harmony of these organisms with each other in the same environment. The parasitism depicts the dependence of the small organisms that feed and depend on the larger organisms for shelter and food.Thus they depicts mutualism, parasitism, and commensalism in the environment.
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URGENT
Vertebrate hormones travel through the bloodstream to reach their cells. Hormones can be a variety of kinds of molecules. Insulin is a hormone that is protein derivative and testosterone is a steroid molecule.
(a)Describe the structure of a protein hormone and give one more example.
(b)Describe the structure of a steroid hormone and give one more example.
(c) Compare and contrast the response to protein hormones and steroid hormones. Use specific hormones as examples. These hormones can be ones that are mentioned or provided or different hormones.
(d) Describe what happens on the target cell when the hormone reaches its surface.
The concentration of toxic chemicals ________ as it progresses through the food web.
Answer: increases
Explanation:
According the biomagnification phenomenon when the toxic chemical enters in the food web in the form of chemical insecticide or pesticide its concentration increases in successive trophic levels. The top level consumers or tertiary consumers or quaternary consumers face mortality due to accumulation of toxic in higher concentration due to consumption of organisms at lower trophic levels as organisms of the lower trophic levels consume the toxic and incorporate them in food chain or food web. Such chemicals cannot be digested or degraded in the body, thus they are passed on from one trophic level to another in a food chain or food web.
Answer:
It’s A. increases
Explanation:
right on the quiz
lamellar corpuscles (pacinian corpuscles) and bulbous corpuscles (ruffini endings) are similar in many aspects,except for?
Lamellar corpuscles (Pacinian corpuscles) and bulbous corpuscles (Ruffini endings) are similar in many aspects, except for they are both slowly adapting receptors.
The Pacinian corpuscle often referred to as the lamellar corpuscle or the Vater-Pacini corpuscle, is one of the four primary types of mechanoreceptors (specialized nerve endings with adventitious tissue for mechanical sensing) found in mammalian skin. This type of mechanoreceptor is found in the periosteum of bones as well as hirsute (hairy) and glabrous (hairless) viscera, joints, and skin. Its primary function is vibration sensitivity. Some of them are also sensitive to quasi-static pressure stimuli or low-frequency stimuli. Most of them only respond to sudden changes in their environment, and they are especially sensitive to vibrations at frequencies lower than a few hundred Hz. For instance, the vibrational role could be used to differentiate between smooth and rough surfaces.
Pacinian corpuscles make up a significant component of the body and serve as swiftly adjusting mechanoreceptors.
The complete question is:
Lamellar corpuscles (Pacinian corpuscles) and bulbous corpuscles (Ruffini endings) are similar in many aspects, except for_________.
(A). they are found in the skin.
(B). they are both slowly adapting receptors.
(C). sense pressure on the skin
(D). they are responsible for joint angle change
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Give THREE examples of an adaptation of an organism and WHY it is considered an adaptation.
Answer:
There are three different types of adaptations: Behavioural - responses made by an organism that help it to survive/reproduce. Physiological - a body process that helps an organism to survive/reproduce. Structural - a feature of an organism's body that helps it to survive/reproduce.
Explanation:
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What is the interaction between bicarbonate and hydrogen ions in the buffer system?
In the buffer system, bicarbonate and hydrogen ions interact in a dynamic equilibrium.
What is a buffer system?
A buffer system is a solution used to maintain a relatively constant pH level in a solution. It is composed of a weak acid or base and its salt. The system works by releasing or absorbing hydrogen ions as needed to counteract any changes in pH, thus keeping the solution at a relatively constant pH.
When the concentration of hydrogen ions increases, the bicarbonate molecules react with them to form carbonic acid, which breaks down into water and carbon dioxide. At the same time, the carbon dioxide reacts with water to form carbonic acid, which then breaks down into bicarbonate and hydrogen ions, thus restoring the equilibrium. This process helps to maintain the pH of a solution by keeping the concentration of hydrogen ions relatively stable.
Therefore, bicarbonate and hydrogen ions interact in a dynamic equilibrium in the buffer system.
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What are three types of population distribution and explain each
Carbon dioxide and ________ are the most important heat absorbing gases in the lower atmosphere.
Answer:
Methane
Explanation:
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What is the cell membrane made of?
Choose 1 answer:
(Choice A)
A
Lipids and proteins only
(Choice B)
B
Lipids only
(Choice C)
C
Carbohydrates and lipids only
(Choice D)
D
Lipids, proteins, and carbohydrates
Answer:
With few exceptions, cellular membranes — including plasma membranes and internal membranes — are made of glycerophospholipids, molecules composed of glycerol, a phosphate group, and two fatty acid chains. Glycerol is a three-carbon molecule that functions as the backbone of these membrane lipids.
which type of neurons emergees from the skin or sense organs and carries messages or impulses toward the spinal cord
Information from the skin's and other organs' sensory receptors is sent to the central nervous system by afferent neurons.
What is the spinal cord?The spinal cord extends downward from the base of your brain.. It is composed of nerve cells and clusters of nerves that convey information from your brain to the rest of your body. Injuries to the spinal column's disks, ligaments, or vertebrae as well as spinal cord injury can result in spinal cord injuries.
The spinal cord is where the information starts to be processed after being carried by afferent neurons in the dorsal roots from the body's sense receptors
What are the spine's three major segments?
Your spinal cord is divided into three sections: Cervical (neck) (neck). Thoracic (chest) (chest). the lower back)
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The features that distinguish a pond from a lake are
A) smaller size and no temperature gradient
B) smaller size and a temperature gradient
C) larger size and no temperature gradient
D) larger size and a temperature gradient
PLS HELP ASAP!
Answer:
a) smaller size and no temperature gradient
Explanation:
Define mitochondria and their function
Answer:
Mitonchondria is an organelle where aerobic respiration take place.
Answer:
mitochondria are sac like organelles present in the cytoplasm of a cell and they are sites for respiration
Explanation:
what property of the atmosphere most determines whether pollutants get blown away or become trapped locally
Stability is the property of the atmosphere that most determines whether pollutants get blown away or become trapped locally.
What is a pollutant?A pollutant is any type of contaminant substance and/or material that is found in the air, water or soil.
In the air, the main pollutant is carbon monoxide, which is a highly toxic contaminant substance.
This substance (carbon monoxide) can cause serious harm to the health of humans and animals.
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How does the carbon in grass become part of a lion?
A. The lion breathes in carbon given out by the plant
B. The lion eats the grass
C. The lion eats a herbivore that ate the grass
D. Carbon from grass doesn't end up in a lion
Answer:
Its C
Explanation:
Lions are carnivores, they don't get grass so it can’t be b. The lion had to eat something that ate a green plant