The bioavailability of calcium depends in part on the age of the person consuming the calcium-containing food.

Answers

Answer 1

The bioavailability of calcium depends in part on the age of the person consuming the calcium-containing food. This is a true statement.

Compared to other calcium salts, calcium lysinate has the highest level of bioavailable calcium. It has been demonstrated that some calcium supplements that are not chelated can hinder the absorption of some other minerals, particularly iron.

Since vitamin D is required for calcium absorption, dietary intake and vitamin D status both affect how much calcium is bioavailable.

For instance, if a food label on milk indicates 300 mg of calcium per cup, only roughly 100 mg will be absorbed and used by the body because dairy foods have a bioavailability of about 30% absorption. Although plant foods like leafy greens have a lower overall calcium content than dairy, they do so with a higher bioavailability.

Complete question:

The bioavailability of calcium depends in part on the age of the person consuming the calcium-containing food.

True

False

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Related Questions

If there are 8 amino acids, how many bases were on the mRNA?

Answers

If there are 8 amino acids, there would be 24 bases on the mRNA.

As we know that a set of three bases of mRNA, called a triplet codon, specify one amino acid. Thus, for a polypeptide of 8 amino acids, the corresponding mRNA will have 8 X 3 = 24 bases.

What does mRNA do?

Each mRNA carries instructions to make a specific protein. These instructions are like a “blueprint.” mRNA delivers these instructions, and cells put the protein together.

What is mRNA?

A type of RNA found in cells. mRNA molecules carry the genetic information needed to make proteins. They carry the information from the DNA in the nucleus of the cell to the cytoplasm where the proteins are made.

What are the 4 amino acids in mRNA?

It had long been known that only 20 amino acids occur in naturally derived proteins. It was also known that there are only four nucleotides in mRNA: adenine (A), uracil (U), guanine (G), and cytosine (C).

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Drag the tiles to the correct boxes to complete the pairs. Math the modes of transport to the molecules
carrier proteins
osmosis
active transport
simple diffusion

Answers

The mode of transport and the molecules are as follows;

Carrier proteins → Charged amino acid

Osmosis → Water molecule

Active transport → Calcium

Simple diffusion → Oxygen

Exocytosis → Protein from the Golgi apparatus

What are carrier proteins?

Carrier proteins play a vital role in moving ions, small molecules, or macromolecules across a biological membrane.

Charged amino acids require these proteins for transport as they cannot pass through the lipid bilayer unaided due to their charge.

The above answer is based on the full question below;

Match the modes of transport to the molecules.

carrier proteins

osmosis

active transport

simple diffusion

exocytosis

oxygen

water molecule

charged amino acid

calcium

moves from low concentration to high concentration

protein from the Golgi apparatus

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For which of these questions could a testable hypothesis be developed? Check all that apply.
Does the width of a rubber band affect how far it will stretch?
How does the thickness of a material affect insulation?
Which of Nikola Tesla's inventions was the coolest?
Do all objects fall to the ground at the same speed?
Which laboratory experiment is the most fun?

For which of these questions could a testable hypothesis be developed? Check all that apply.Does the

Answers

The following are the questions in which a testable hypothesis be developed:

Does the width of a rubber band affect how far it will stretch?How does the thickness of a material affect insulation?Do all objects fall to the ground at the same speed?

Thus, the correct options are 1, 2, and 4.

What is Hypothesis?

A hypothesis may be defined as a proclamation or group of information which is mandated to be experimented with using an investigation procedure.

The width of the rubber is a variable quantity that can be measured, observed, and recorded in the conclusion. Similarly, the thickness of the material is also varied with respect to certain terms and conditions, and hence can be measured observed, and recorded in the experimental data.

Therefore, it is well described above.

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Answer:

person on top is right its 1 2 and 4

Explanation:

give full form of HCB

Answers

Answer:

Hydrocarbonclastic Bacteria

Explanation:

What is most likely the identity of the biome, and why?

Answers

Answer:

The primary factor which determines a biome is the climate. Temperature and precipitation essentially determines what kind of growing season or soil quality the terrain may have,which therefore affects the growth of plants living there.

Other factors may include: humidity, pollution (such as air, noise...), daylight intensity

Explanation:

can we get more context

Describe the electron transport chain including its reactants and products

Answers

Answer:

The electron transport chain is a series of electron transporters embedded in the inner mitochondrial membrane that shuttles electrons from NADH and FADH2 to molecular oxygen. In the process, protons are pumped from the mitochondrial matrix to the intermembrane space, and oxygen is reduced to form water.

Explanation:

The electron transport chain is a series of four protein complexes that couple redox reactions, creating an electrochemical gradient that leads to the creation of ATP in a complete system named oxidative phosphorylation. It occurs in mitochondria in both cellular respiration and photosynthesis.8

What type of environment are Echinoderms found in?
terrestrial environment
marine environment
both terrestrial and marine
environments neither terrestrial or marine environments

Answers

Answer

All echinoderm species live in the ocean; there are no freshwater or terrestrial echinoderms.

Explanation:

(no need for explanation)

Explain why respiration is said to be the reverse of photosynthesis.

Answers

Respiration and Photosynthesis are almostopposite processes because photosynthesis removes carbon dioxide from the atmosphere while respiration puts back carbon dioxide.

The chemical equation shown represents photosynthesis.

Carbon dioxide plus A plus light with a right pointing arrow towards B plus oxygen. The arrow has an x above it.

What is the role of substance A in photosynthesis?

It stores chemical energy for plants and animals.
It traps light energy and converts it into chemical energy.
It combines with carbon dioxide and light to form glucose.
It combines with carbon dioxide and light to form hydrogen.

Answers

Based on the given chemical equation, the role of substance A in photosynthesis is "It traps light energy and converts it into chemical energy."

In photosynthesis, substance A refers to chlorophyll, which is the pigment found in chloroplasts of plant cells. Chlorophyll plays a vital role in capturing light energy from the sun.

It absorbs light across a range of wavelengths, primarily in the red and blue regions of the visible spectrum, while reflecting green light, which gives plants their characteristic color.

When chlorophyll absorbs light energy, it initiates a series of chemical reactions within the chloroplasts.

This energy is utilized to power the conversion of carbon dioxide (CO2) and water (H2O) into glucose (C6H12O6) and oxygen (O2) through a process called photosynthesis.

Therefore, substance A, chlorophyll, traps light energy and facilitates the conversion of light energy into chemical energy, which is stored in the form of glucose.

This stored energy serves as a vital source for plants and is also utilized by animals through the consumption of plants or plant-eating organisms.

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9. What number on the diagram is pointing to the deltoid muscle?

15
16
17
18

9. What number on the diagram is pointing to the deltoid muscle?15161718

Answers

Answer:

17 number on the diagram is pointing to the deltoid muscle

Giant sequoias can grow to be nearly 100 meters (328 feet) tall. They rely on a complex transport system to allow
water to travel from the roots to the leaves at the top of the tree.
Which transport tissue allows water to travel upward from the roots to the leaves?
Enter your answer in the box.

Answers

The transported tissue that allows water to travel upward from the roots to the leaves is the xylem tissue in vascular plants such as in this case giant sequoia.

What is the function of the xylem tissue in trees and vascular plants?

The function of the xylem tissue in trees and vascular plants is to transport water and dissolved solutes from the roots to the upper organs, i.e., the shoot and leaves.

Therefore, with this data, we can see that function of the xylem tissue in trees and vascular plants is based on water transport.

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1) The process of
using any of the five
senses to gain
information about an
environment or about
a problem
OA.) observation
OB.) conclusion
OC.) constant

Answers

Answer:

your answer is OA.) Observation

Explanation:

observation sense helps you gain information

The amino acid methionine is specified by the codon 5'-AUG, and a methionine tRNA can have the anticodon sequence 5'-CAU. Which of the following is the base sequence of the template strand of the part of the tRNA gene corresponding to the anticodon?
a. 5'-GTAb. 5'-CAUc. 5'-CATd. 5'-UACe. 5'-AUGf. 5'-GUAg. 5'-TACh. 5'-ATG

Answers

Answer:

g. 5' GUA

Explanation:

Because it is a reverse start codon to the 5'-AUG. Template stands and coding strands have the reverse of each other

A-T(DNA), A-U (RNA), G-C

Hope this helps.

The base sequence of the template strand of the part of the tRNA gene corresponding to the anticodon is 5'-GUA. So, the correct option is F.

What is a Template strand?

Any strand which is used by DNA polymerase/RNA polymerase to attach a complementary base during DNA replication/RNA transcription. It provides an idea for replication.

The amino acid methionine is specified by the codon 5'-AUG, the template strand of the part of the tRNA gene is a reverse of the start codon. Template stands and coding strands are complementary to each other in such a way as to facilitate the process of DNA replication or RNA transcription.

Therefore, the base sequence of the template strand of the part of the tRNA gene corresponding to the anticodon is 5'-GUA.

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What does the moon not have on its own?
O rotational period
O gravity
O revolution period
Olight

Answers

D. Light

The Moon can only be seen as a result of the Sun's light reflecting off it. It does not produce any light of its own.
The answer is D
The moon does not produce any light on its own, and can be seen of reflection from sun light

Which is included in a lysogenic cycle? early lysis of the host cell the production and assembly of viral particles the appearance of viral infection symptoms a period of genetic integration

Answers

Answer: A Period of Genetic Integration

Explanation:

There are two cycles of a viral infection. The lytic and lysogenic cycle. The lytic cycle is when the virus has the cell replicate more of the virus and then destroys the cell to release the viral particles.

The second cycle, the lysogenic cycle, is when the virus integrates its genetic information into the cell's genome and remains dormant. As the cell replicates the viral genetic info is replicated as well. The gene for the virus in the host cell genome is reffered to as a "prophage". Eventually, under the right conditions, the gene for the virus could be expressed and lead to the lytic cycle.

Which is included in a lysogenic cycle? early lysis of the host cell the production and assembly of viral

Nerve cells look very different from red blood cells. Nerve cells transmit nerve impulses through the body. Red bloood cell carry oxygen in the blood. Why are the cell types different?

A.the cell types are the results of different proteins that are determined through gene expression

B. The cell types are determined based on the number of division they go through

C. The cell types are differentiated when they arrived at their location in the body

D. The cell types are the result of different replication errors which are passed onto daughter cells

Answers

The answer is most likely A- the cell types are the results of different proteins that are determined through gene expression.

Interphase is the phase where the cell prepares itself to undergo Mitosis.
True or False

Answers

Answer:

True

Explanation:

Interphase is split up into 3 stages

G1 phase: In this phase the cell grows

S phase: In this phase the cells dna replicates

G2 phase: In this phase the cell prepares for mitosis.

Therefore the statement "Interphase is the phase where the cell prepares itself to undergo Mitosis," it true

Answer:

True

Explanation:

The interphase is the preparation phase for mitosis and it is also the longest phase in the cell cycle. The interphase takes place in the cytoplasm and the cell nucleus hope this helps even tho I know you didn't need it anymore :) ❤

At 8,749 ft., what peak is the highest point in Texas?
a.
Hunter Peak
b.
Bartlett Peak
c.
Shumard Peak
d.
Guadalupe Peak

Answers

Answer:

Guadalupe Peak

The Guadalupe Peak is a part of the Guadalupe Mountains, a mountain range in western Texas. It is the answer to this.

Answer:

D. Guadalupe Peak

Explanation:

Which was present in the unknown? starch lipids nucleic acids proteins​

Answers

To test for the presence of starch, you can use iodine solution, which turns blue-black in the presence of starch. Lipids can be identified using a Sudan III or Sudan IV test, where lipids will appear as red or orange-stained spots.

Nucleic acids can be detected through tests like the diphenylamine test or the biuret test.

The diphenylamine test produces a blue color in the presence of DNA, while the biuret test results in a purple color in the presence of RNA.

Proteins can also be identified using the biuret test, as proteins will cause the solution to turn purple.

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Background: You are a senior scientist at the CDC. While reviewing reports you see that there is a new infection that has surfaced in a local county. The agent who managed the incident wrote this in their notes:

“…..Infection spreads rapidly through physical contact. Once on the skin, this organism is able to break down keratin and infect the lower portions of the dermis. This organism has a Gram+ cell wall, is circular in appearance and very small. While not a traditional medication, the patient responded well to a drug that targeted mitochondria….” Do you think that this is the best medication to use on the patient? Explain why this medication would or would not work.


Thanks!

Answers

As a senior scientist at the CDC, I would need more information to determine whether the drug that targeted mitochondria is the best medication to use on the patient described in the notes.

While the notes indicate that the patient responded well to the drug, there is no information provided about the mechanism of action of the drug or the specific type of infection that the patient had. It is also unclear whether the drug was specifically designed to treat this type of infection or if it was used off-label.

Additionally, while the notes mention that the organism has a Gram+ cell wall and is circular in appearance, there is no information about its genetic makeup or other characteristics that could provide insight into the most effective treatment options.

Therefore, it is not possible to say definitively whether the drug that targeted mitochondria is the best medication to use on the patient without further information. As a senior scientist at the CDC, I would recommend conducting further research and testing to identify the most effective treatment options for this new infection.

what do frog cells, cork cells, cheek cells, and onion cells have in common

Answers

Answer is 1) plasma membrane 2) DNA 3) ribosomes 4) cytoplasm

Explanation: All cells - prokaryotes and eukaryotes - share these four things in common. 1) plasma membrane 2) DNA 3) ribosomes 4) cytoplasm

What does this model most likely represent?

Answers

Answer:

a model is a representation of an idea, an object or even a process or a system that is used to describe and explain phenomena that cannot be experienced directly

Talking abt elephants btw!

4-toed mom with (t t) and 5-toed dad with (T t)
What is the probability for a 5-toed baby?
What is the probability for a 4-toed baby?
~

5-toed mom (T t) and 5-toed dad (T T)

What is the probability for a 5-toed baby?
What is the probability for a 4-toed baby?
~

5-toed mom (T t) and 5-toed dad (T t)

What is the probability for a 5-toed baby?

What is the probability for a 4-toed baby?

Talking abt elephants btw!4-toed mom with (t t) and 5-toed dad with (T t)What is the probability for

Answers

Scenario 1: 50% chance to have 5 fingers and 50% chance to have 4 fingers. Scenario 2: 75% chance of having a baby with 5 fingers and 25% chance of having a baby with 4 fingers.

In the first case, the offspring has a 50% chance of inheriting the dominant T allele from the 5-fingered father and a 50% chance of inheriting the recessive T allele from the 4-fingered mother. Therefore, the probability of having a child with 5 fingers is 50%. The probability of having a 4-toed child is also 50% since the offspring will only have 4 fingers if they inherit two copies of the recessive allele t.

In the second case, both parents have 5 fingers and are heterozygous (Tt), so there is a 75% chance that the offspring will inherit at least one T dominant allele and have 5 fingers. There is a 25% chance of inheriting two copies of the recessive allele t and having 4 fingers. Therefore, the probability of having a child with 5 fingers is 75% and the probability of having a child with 4 fingers is 25%. 

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Purpose of physical change

Answers

Answer:

Physical changes are changes affecting the form of a chemical substance, but not its chemical composition. Physical changes are used to separate mixtures into their component compounds, but can not usually be used to separate compounds into chemical elements or simpler compounds.

Explanation:

......

The outside layer (skin) of a root which contains hairs is the

cuticle
epidermis

Answers

Answer:

Epidermis

Explanation:

Answer:

epidermis

Explanation:

The epidermis , made up if dermal tissue is the outermost layer of the root. Like the epidermis of human skin, the root epidermisis protective, preventing damage to the root. Beneath the epidermis is a layer ground tissue is called the cortex

Hope it helpful^_^

1 a. What is a fruit? (2 marks)
b. State three (3) functions of a fruit. (3 marks)

Answers

Answer:

afruit, the fleshy or dry ripened ovary of a flowering plant, enclosing the seed or seeds. Thus, apricots, bananas, and grapes, as well as bean pods, corn grains, tomatoes, cucumbers, and (in their shells) acorns and almonds, are all technically fruits.

A fruit protects the immature seeds from animals and extreme climatic conditions.

It stores food material.

It attracts animals that help in dispersing or scattering the seeds to distant places.

In two or more complete sentences explain how geologists use relative dating, absolute dating, fossil data, and rock strata sequences to determine ages of rocks.

Answers

Answer: Relative dating is used to determine a fossil's approximate age by comparing it to similar rocks and fossils of known ages. Absolute dating is used to determine a precise age of a fossil by using radiometric dating to measure the decay of isotopes, either within the fossil or more often the rocks associated with it.

Explanation:

Carbon dating is used by geologists to identify the age of the fossil. It gives the estimation of the age.

What is carbon dating?

Carbon dating is a method of age determination. Radioactive isotopes such as carbon-14 are used for age determination which decays over a period of time by atmospheric nitrogen.

Atmospheric radioactive carbon(C-14) and carbon -12 are passed to green plants by the carbon cycle. Plants pass to animals by the food chain, hence it is an integral part of the chain. After the death of an organism, absorption of the C-14 stops. The half-life of C-14 is 5,730 years after which it starts decaying.

As the C-14 decays at a constant rate, it becomes easy for scientists to determine when the organism died by measuring the radioactive C-14 residues.

Therefore, Carbon dating helps in the determination of the age of organisms or rocks by residual analysis of carbon-14.

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How do chemicals made by organisms help establish and maintain a uniform distribution pattern?

Answers

Answer:

they in a current form is too unspeakable

The chemicals made by organisms help to establish and maintain a uniform distribution pattern which makes the individuals space out evenly and prevents unwanted enemy.

What is Uniform distribution pattern?

In a uniform distribution, the different individuals are equally spaced apart from each other, as seen in the negative allelopathy where various chemicals kill off the plants surrounding sages. In a random distribution, individuals which are spaced at unpredictable distances from each other, as seen among plants that have wind-dispersed seeds on them.

The chemicals synthesized by organisms help to establish and maintain a uniform distribution pattern because it makes individuals to space out evenly in the area and prevents unwanted enemy.

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Most serious side effects occur when steroids are
O prescribed by doctors.
O taken by children.
O absorbed through the skin
O taken for long periods.

Answers

D. Taken for long periods of time

What is habitat loss and why is it dangerous (in your own words)

Answers

Answer:

due to destruction, fragmentation, or degradation of habitat—is the primary threat to the survival of wildlife in the United States.it is dangerous because for the next gen there will be no more animals.

Explanation:

your welcome plz like this

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