Length of bone decreases due to a reduced rate of ____________ by osteoblasts. Consequently, the relative amount of inorganic minerals in the bone matrix ____________ . The bones of the skeleton become ____________ and susceptable to ____________ . Second, bone ____________ (loses calcium and other minerals). The bones of the skeleton become thinner and weaker, resulting in insufficient ____________ , a condition called ___________________.
Answers
Length of bone decreases due to a reduced rate of bone formation by osteoblasts. Consequently, the relative amount of inorganic minerals in the bone matrix decreases. The bones of the skeleton become more porous and susceptible to fractures. Second, bone resorption increases (loses calcium and other minerals). The bones of the skeleton become thinner and weaker, resulting in insufficient bone density, a condition called osteoporosis.
The length of a bone is primarily determined by the process of bone formation, which involves the activity of specialized cells called osteoblasts. Osteoblasts are responsible for synthesizing and depositing new bone tissue, contributing to bone growth and remodeling. When the rate of bone formation by osteoblasts decreases, it can lead to a reduction in the length of the bone.
In addition to contributing to the overall structure of bone, there are inorganic minerals, such as calcium and phosphate, present in the bone matrix. These minerals provide strength and rigidity to the bone. However, when the rate of bone formation decreases, the relative amount of inorganic minerals in the bone matrix also decreases. This reduction in mineral content makes the bones less dense and more porous, which compromises their strength and increases their susceptibility to fractures.
Furthermore, bone remodeling involves a balance between bone formation and bone resorption. Bone resorption is the process of breaking down bone tissue by cells called osteoclasts. When bone resorption outpaces bone formation, the net result is a loss of calcium and other minerals from the bone. This contributes to the thinning and weakening of the bones, further increasing the risk of fractures.
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Related Questions
which medium is well-indicated to amplify a small population of bacteria mixed with much larger bacterial colonies.
Answers
The best medium to amplify a small population of bacteria mixed with much larger bacterial colonies is agar media.
А populаtion of bаcteriа grown in the lаborаtory is referred to аs а culture. А pure culture contаins only one single type; а mixed culture contаins two or more different bаcteriа.
If а bаcteriаl culture is left in the sаme mediа for too long, the cells use up the аvаilаble nutrients, excrete toxic metаbolites, аnd eventuаlly the entire populаtion will die. Thus bаcteriаl cultures must be periodicаlly trаnsferred, or subcultured, to new mediа to keep the bаcteriаl populаtion growing. Agar media is the best media to amplify a small population of bacteria mixed with much larger bacterial colonies.
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3. Summarize patient A's history: Chromosomes obtained from a nearly full term fetus of a 40 year old female.
Which chromosome set has an extra? _diagnosis______
What diagnosis would you give this patient (what abnormality)? ______________
Summarize patient B's history:
Summarize the history of patient C:
Answers
As per the observation, it is clear that the correct answer is a medical book as it will have the medical history of the patient.
Gigantism is an extreme situation this is almost usually due to an adenoma, a tumor of the pituitary gland. Gigantism happens in sufferers who had immoderate boom hormones in childhood. The pituitary tumor cells secrete an excessive amount of boom hormone (GH), which main to many adjustments withinside the body.
How is gigantism diagnosed?
If gigantism is suspected, the prognosis is commonly shown via way of means of taking blood assessments to degree the stages of boom hormone and insulin-like boom component 1 (IGF1) circulating withinside the blood. IGF1 is launched into the blood often via way of means of the liver in reaction to boom hormone.
Thus it is clear that medical books will have a medical history of patent with gigantism.
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Indicate which statements are true of proteins. Select all that apply. Multiple select question. They act as receptors on cells' surfaces. They catalyze chemical reactions. They make up molecules that can transport oxygen. They make up one of the subunits, or building blocks, of triglycerides. They carry the instructions that control a cell's activities.
Answers
Answer:
React on cell surfaces, catalyze reactions.
The statements that are true of proteins are they act as receptors on cells' surfaces, they catalyze chemical reactions, making up molecules that can transport oxygen, and they make up one of the subunits, or building blocks, of triglycerides. Hence options A, B, C, and D are correct.
They act as receptors on cells' surfaces. Proteins can act as receptors on cells' surfaces, which means that they can bind to specific molecules and send signals inside the cell. This is how many cells receive information from their environment.
They catalyze chemical reactions. Proteins can act as enzymes, which means that they can speed up chemical reactions. This is essential for many biological processes, such as digestion, metabolism, and cell signaling.
They make up molecules that can transport oxygen. Proteins called hemoglobin and myoglobin are responsible for transporting oxygen in the blood and muscles, respectively.
They make up one of the subunits, or building blocks, of triglycerides. Triglycerides are a type of fat that is made up of three fatty acids and one glycerol molecule. Proteins are one of the building blocks of glycerol.
The following statements are not true of proteins:
They carry the instructions that control a cell's activities. This is the function of DNA, not proteins.
Therefore, options A, B, C, and D are correct.
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Name the three physical property’s of each solid?
Answers
Answer:
definite shape (rigid)definite volume.particles vibrate around fixed axes.Explanation:
A solid has a definite shape and volume.
Solids in general have higher density.
In solids, intermolecular forces are strong.
Diffusion of a solid into another solid is extremely slow.
Solids have high melting points. Related topic.
Is the claim, "Despite not being a plant, you get your energy from the sun." accurate?
Write a paragraph explaining your reasoning.
Answers
Answer:
Yes (kind of), because even though we do not use the sun as directly as say plants, we still rely on the sun on a daily basis, however we don't necessarily get our energy from it, like plants do.
The sun produces light as well as heat, also known as solar energy. This makes it possible for life to exist on Earth, and we can use solar energy to power a wide variety of useful things, however sun/solar energy is not the only way to get electricity.
As we know, plants need sunlight to grow, although humans don't grow by being exposed to sunlight, sunlight helps grow plants which animals, including humans, need for food as well as oxygen they produce.
Most livestock we eat, cows for example, need plants to survive and many people eat meat, and even if you don't you'd eat plants which, once again, need sunlight to grow. Also, without heat from the sun, Earth would freeze.
OVERALL...
It's kind of like a chain, we get our energy from things that get their energy directly from sunlight. A short answer would be yes, but it's not quite as simple as that.
I hope this helps, hopefully you can use it to formulate an answer of some sort.
which statement is true regarding the school circular respiration
A. the reactants of circular respiration are similar with the reaction of photosynthesis
B. the products of circular respiration are similar with the products photosynthesis
C. the reactants of circular respiration are obtained from the products of photosynthesis
D. circular respiration occurs on the and autotrophs photosynthesis occurs only in heterotrophs
Answers
Answer:
I think A or B, but I really think it's A, you should try it.
Explanation:
Hope it helps you:>
Fuzzy white material was discovered on little brown bat noses in places where large numbers of those bats had died. Researchers obtained samples of the white fuzz.
Photo courtesy Ryan von Linden. Photo used with permission from New York State Department of Environmental Conservation. All rights reserved. Which statement below describes the problem researchers had in identifying this lifeform?
A. The fuzz was not composed of cells.
B. The fuzz did not have a nervous system.
C. The fuzz did not possess DNA.
D. The fuzz would not grow on culture plates.
Answers
The correct answer is D. The fuzz would not grow on culture plates. Researchers had difficulty identifying the white fuzz on the bat noses because they were unable to culture it, which would have been a useful tool to study its biology.
This is a common problem when trying to identify a new lifeform or microorganism, as it can be difficult to get them to grow in a laboratory setting. This can make it challenging to study the organism and determine its characteristics.
It is important to note that the other answer choices (A, B, and C) are not accurate descriptions of the problem researchers had in identifying the fuzzy white material. The fuzz was composed of cells, it did not have a nervous system (as it was a microorganism and not an animal), and it did possess DNA (as all living things do).
In conclusion, the problem researchers had in identifying the fuzzy white material on the little brown bat noses was that it would not grow on culture plates, making it difficult to study and identify.
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one thing a branching tree diagram shows is the _______ in which specific characteristics may have evolved.
Answers
One thing a branching tree diagram shows is the order in which specific characteristics may have evolved.
What is the purpose of a branching tree diagram?The purpose of a branching tree diagram is to understand the evolutionary relationships between different organisms. It represents the organisms with the fewest number of shared characteristics are at the bottom, while the organisms with the greatest number of shared characteristics are found at the top.
A branching tree diagram is also known as a phylogenetic tree or phylogeny. This diagram significantly depicts the lines of evolutionary descent of different species, organisms, or genes from a common ancestor.
Therefore, one thing a branching tree diagram shows is the order in which specific characteristics may have evolved.
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Which alignment of the Sun, Moon, and Earth causes a lunar eclipse?
A.
B.
C.
D.
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Answer:
A - Sun -> Earth -> Moon
Explanation:
definition Description Of Plastic
Answers
Answer:
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Explanation:
Plastic is defined as a material that contains an essential ingredient an organic substance of large molecular weight. It is also defined as polymers of long carbon chains. Carbon atoms are linked in chains and are produced in long-chain molecules.
Answer:
Plastic is a synthetic or semi-synthetic polymer material that is commonly used in the manufacturing of a wide range of products due to its versatility and durability. It is made up of long chains of molecules called polymers, which are formed by chemically bonding individual monomers (basic building blocks) together.
Plastic can be molded or shaped into various forms and can be made in a wide range of colors and textures. It is lightweight, strong, and relatively inexpensive to produce, which makes it ideal for use in many applications. Plastic can be found in everyday items such as water bottles, food containers, toys, electronic devices, and many other products.
While plastic has many advantages, it also poses significant environmental challenges. Plastic waste takes hundreds of years to break down and can accumulate in the environment, polluting waterways and harming wildlife. Some types of plastic also contain harmful chemicals that can leach into the environment and pose a risk to human health.
To address these challenges, there is growing interest in developing more sustainable alternatives to traditional plastic, such as biodegradable plastics made from renewable materials, as well as efforts to reduce plastic waste through recycling and other strategies.
can anyone help me with this? thank you if you do!
Answers
Answer:
I think the answer is B they all reflect light rays to form an image
Answer:
B
Explanation:
All mirrors reflect light rays, resulting in a "mirror" image. Concave mirrors reflect the rays so they converge, while convex mirrors reflect light so they diverge. This results in the different images that are seen in these types of mirrors.
Variability is seen in the endoskeleton of the different echinoderm classes. Match the description the endoskeleton with the correct echinoderm class. of Asteroidea Echinoidea Ophuiroidea Crinoidea Holothuroidea A. "Test" formed of tightly fused skeletal plates B. Latticework of ossicles; flexible to facilitate movement C. Endoskeleton reduced to isolated ossicles embedded in a muscular body D. Stalk of ring-shaped ossicles and branches or cirri E. Flexible arms; appears jointed due to conspicuous plates on outer surface
Answers
The correct match of the endoskeleton with the correct echinoderm class is:
Asteroidea- (B) Latticework of ossicles; flexible to facilitate movement.Echinoidea- (A) "Test" formed of tightly fused skeletal plates.Ophuiroidea- (E) Flexible arms; appears jointed due to conspicuous plates on outer surfaceCrinoidea- (D) Stalk of ring-shaped ossicles and branches or cirri. Holothuroidea- (C) Endoskeleton reduced to isolated ossicles embedded in a muscular body.Enchinoderms are the animals of the phylum Echinodermata. These are the marine animals that are invertebrates. The examples are: brittle stars, sea cucumbers, sea urchins, etc.
Ossicles are are the endoskeleton of the echinoderms. These are formed from the calcium deposits. The ossicles are embedded into the dermis layer of the body wall.
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If an oxygen atom has 8 protons and 8 neutrons in the nucleus, what is the mass number of
oxygen?
Answers
It’s 15.999
in the late 1600s, english astronomer edmond halley presented a model of earth’s structure. helmet originally claimed that earth was
Answers
.
Eliza places an 18-gram piece of an unknown substance into a graduated cylinder that is filled with 5 mL of water, and the water rises from the 5 mL line to the 8 mL line. What is the density of the unknown substance in g/mL?
Answers
The density of the unknown substance is 3.6 g/ml
As,
\(d=\frac{mass}{volume}\)
where,
Mass= 18 grams
Volume = 5 ml
d \(=\frac{18}{5} \frac{g}{ml}\)
d = 3.6 g/ml
What is Density?
Density is the mass of a material substance per unit volume.
The formula for density is
\(d=\frac{M}{V}\)
M is mass
V is volume
d is density
Grams per cubic centimeter are a typical unit of measurement for density.
We can calculate what materials will float and sink when placed in a liquid using the concept of density, which is a crucial idea. The rule of thumb is that objects will float as long as their density is lower than the liquid's density.
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what is the odds ratio for birds having long beaks being able to fly against birds not having long beaks being able to fly?
Answers
The odds ratio is a measure of association between two attributes, such as beak length and flying ability in birds. It compares the odds of one group having a certain attribute to the odds of another group having that same attribute.
In this case, we're comparing birds with long beaks being able to fly against birds without long beaks being able to fly.
To calculate the odds ratio, we would need specific data about the populations of birds with and without long beaks, as well as their flying abilities. Without this data, it's not possible to provide an accurate odds ratio. However, it's worth noting that beak length is just one of many factors that can affect a bird's ability to fly. Other factors, such as wing structure, muscle strength, and body weight, also play crucial roles in determining whether a bird can fly or not.
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Match the following muscle actions: ✓Slow-acting finger flexor. ✓Powerful wrist flexors that also stabilize the wrist during finger extension. ✓Extends and abducts the wrist. ✓ Extends the thumb. A. Flexor carpi ulnaris B. Extensor pollicis longus and brevis C. Flexor digitorum profundus D. Extensor carpi radialis longus and brevis
Answers
A. Flexor carpi ulnaris - Slow-acting finger flexor
B. Extensor pollicis longus and brevis - Extends the thumb
C. Flexor digitorum profundus - Powerful wrist flexors that also stabilize the wrist during finger extension
D. Extensor carpi radialis longus and brevis - Extends and abducts the wrist
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the binding of calcium to troponin a) causes cross-bridges to detach b) changes the shape of the thick filament c) moves tropomyosin away from binding sites d) initiates an action potential across the sarcolemma e) produces energy for the power strok
Answers
The correct answer is c) moves tropomyosin away from binding sites.
What happens when calcium binds to troponin?
Tropomyosin is eliminated from the binding sites when calcium binds to troponin, changing the structure of the protein. When a muscle cell is triggered, the sarcoplasmic reticulum releases the calcium ions it has been holding in reserve, which allows the cross-bridge muscle contraction cycle to occur.
When troponin is activated, Ca2+ binds to it and causes azimuthal migration of tropomyosin around the actin filament, revealing the myosin binding sites and allowing the actin-myosin interaction that drives contraction.
Therefore, the binding of calcium to troponin moves tropomyosin away from the binding sites.
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In a food web, all arrows should point to
A. decomposers
B. consumers
C. producers
Answers
Answer:
A. decomposers
Explanation:
In a food web, all arrows should point to decomposers
The ______ system is assisted by the lymphatic system and the physical barriers of the skin and gastrointestinal tract. Select one: a. immune b. skeletal c. respiratory d. nervous
Answers
Answer:
immune
Explanation:
The lymphatic system is a network of tissues, vessels and organs that work together to move lymph back into your your bloodstream. The lymphatic system is part of your immune system.
Pleaseeeee helppppppppp
Answers
The correct option is C; The population reached carrying capacity and stabilized .
What happens if a population reaches carrying capacity?If a species' population surpasses its carrying capacity, the ecosystem may become unfit for survival. If the population outnumbers the carrying capacity for an extended length of time, resources may be destroyed totally. If all resources are depleted, populations may perish.
Biologists frequently use graphs to demonstrate population growth patterns. An "s" shaped graph shows that the population has reached its carrying capacity. In this logistic (S-curve) model, population growth is proportional to population size but also to available resources. Limited resources cause competition and poorer growth rates at increasing population densities. Ultimately, the population stabilizes and the growth rate falls to zero.
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right now humans are making more co2 faster than _______ can absorb it.
Answers
have you ever heard of something called a p l a n t?
What is Phoebus Levene known for?.
Answers
He isolated the nucleotides, the basic building blocks of the nucleic acid molecule, and in 1909 he isolated the five-carbon sugar d-ribose from the ribonucleic acid (RNA) molecule.
1. _______ behavior is inherited and programmed in the genetic code.
2. When a deer hears a sound in the forest, such as crackling footsteps, it immediately freezes and then bolts through the bushes. This is an example of the _______ response.
3. Mating rituals or displays can be very complex but are also _______ behaviors.
4. When animals fight and one wins and one submits, this allows for the establishment of a _______. This means that one animal (the winner) likely gets to reproduce and lead the group.
5. _______ behavior is used to intimidate other animals in social interactions. Examples include baring teeth or growling.
6. _______ behaviors rely on prior practice or experience.
7. When a dog is sleeping and does not react to the sound of a person walking around the house, that is most likely an example of ________.
8. A common type of learning that involves experimenting to get a reward is called _______.
9. _______ is the pattern of behavior that follows the day/night cycle.
10. Many bird species have seasonal behaviors that cause them to _______ or change their location.
11. Explain how territorial behavior helps an animal population survive.
Answers
Answer:
Innate
fight or flight
innate
hierarchy
Aggressive
Learned
habituation
trial and error
Circadian rhythm
migrate
When animals mark their territory they ensure that the mates and food in their area are not overwhelmed. Though territorial animals often fight, it is not to the death, and more to establish social order. This prevents them from over-eating their environment and helps the entire species stay in balance to survive.
Explanation:
co-55 undergoes positron decay. what is the product nucleus?
Answers
Positron decay is a type of radioactive decay that involves the emission of a positron from a nucleus.
When an unstable nucleus undergoes positron decay, it emits a positron (a type of antiparticle with the same mass as an electron but a positive charge) and a neutrino. This results in the conversion of a proton into a neutron, thereby decreasing the atomic number by one.The product nucleus formed after the decay depends on the initial nucleus that underwent the decay. In the case of cobalt-55 (Co-55), which has an atomic number of 27 and a mass number of 55, it undergoes positron decay as follows:27Co55 → 26Fe55 + e+ + νeHere, Fe-55 (iron-55) is the product nucleus formed after Co-55 undergoes positron decay. The atomic number of the product nucleus is one less than that of the parent nucleus because a proton is converted into a neutron, and therefore the atomic number decreases by one. The mass number remains the same because the total number of nucleons (protons + neutrons) in the nucleus is conserved.
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Athletes training at high altitudes adapt to air with lower oxygen levels than air at sea level. Which cells are most
likely to increase in number as a result of this adaptation?
neurons
red blood cells
white blood cells
muscle cells
Answers
Answer:
Red blood cells
Explanation:
Red blood cells are the type of cells that is responsible for carrying oxygen to the cells from lungs and dispose off carbondioxide gas from cells to the lungs. At higher altitudes, the oxygen is present in low concentration so for that purpose more red blood cells are required in order to helps in the delivery of oxygen to the muscles because the athletes needs more oxygen so for fulfill the need for oxygen red blood cells are increases.
Answer:
The answer for your question is b
Explanation:
Which type of virus is most likely to be released by lysis of the host cell? Multiple Choice Enveloped virus Nonenveloped virus
Answers
type of virus is most likely to be released by lysis of the host cell is B. the non-enveloped virus
Viruses are the smallest organisms that are parasitic and can cause disease by infecting other living things. The characteristics of viruses are that they only have one nucleic acid, which can be DNA or RNA, however. Viruses can only reproduce by dividing themselves in other living things.
Viruses attack cells by lysis of the host cell using the enzyme lysozyme until the host cell wall is damaged so that the virus can come out and be ready to attack other host cells. Usually this occurs with non-enveloping virus types, namely viruses that are not enveloped by a membrane and are resistant in nature. This type of virus is even resistant to bile acids when it infects the digestive tract.
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Most preganglionic fibers in the sympathetic nervous system synapse with __________.
Answers
Most preganglionic fibers in the sympathetic nervous system synapse with postganglionic neurons.
What is preganglionic fibers?
Fibers from the central nervous system (CNS) to the ganglion found near the vertebral column are known as preganglionic fibers.
What does preganglionic fibers synapse with?The preganglionic nerve fibers synapse with the postganglionic neurons inside the sympathetic ganglia.
Thus, we can conclude that most preganglionic fibers in the sympathetic nervous system synapse with postganglionic neurons.
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.
Why is on organism able to create a protein from the gene of another organism?
Answers
Blood leaves the heart to go to the rest of
the body through the
Answers
Answer:
arteries
Explanation:
goes back through veins
Answer:
blood leaves the heart to go to the rest of the body through the aorta which is the main Artery carrying oxygenated blood