{20 points} {brainliest} pls help <3

Many people don't get enough vitamin D and calcium, which can cause bones to be fragile. The lack of vitamin D and calcium is an example of a

A. hereditary disease.
B. genetic disease.
C. toxicity.
D. deficiency.

Answers

Answer 1
The answer is B hope this helps
Answer 2

Answer:

deficiency

Explanation:

PENN


Related Questions

Predict the effects of injuries to the following structures: Cerebellum, Pons, Thalamus

Answers

Answer:

Explanation:

if cerebellum become injured then problems occur in those activities of the body which are controlled by cerebellum like speeching,thinking,learning and sensation of sound and light.

if pons become injured then problems occur in those activities of the body which are controlled by pons like inspiration expiration biological and  rhythm.

thalamus control pleasure and fear feelings so if thalamus become injured then problems occur in pleasure and fear feelings

If a woman is heterozygous for widow's peak
(widow's peak is dominant over a smooth hairline) has children with a man with a smooth hairline, what
are the possible phenotypes of their children?
It is impossible to determine the possible phenotypes.
O All of their children will have a widow's peak.
O None of their children will have a widow's peak.
It is possible for their children to either have widow's peak or a smooth hairline.

Answers

Answer:

It is possible for their children to either have widow's peak or a smooth hairline.

Explanation:

Let's say that the widow's peak allele is W (dominant) and the smooth hairline is w (recessive).

A woman heterozygous for widow's peak is Ww. A man with a smooth hairline must have two copies of the smooth allele since it is a recessive trait, so he must be ww.

The cross is Ww x ww

                    W               w

    w            Ww            ww

    w           Ww           ww

There is a 50% chance that the children will have the genotype Ww, and therefore have a widow's peak. There is a 50% chance the children will be ww, and will therefore have a smooth hairline.

So, It is possible for their children to either have widow's peak or a smooth hairline.

HHRRTSEE rearrange this​

Answers

Answer:

THRESHER

Explanation:

Which of the following biological processes releases oxygen into the atmosphere?

Answers

Answer:

photosynthesis

Explanation:

wcogo (gocow backwards)

water+carbon dioxide->glucose+oxygen

Photosynthesis releases oxygen

DNA TO PROTEIN

How is DNA used to “make” Proteins?

OCA2 Gene:

ATA CTC TAC CTT GAG CCG

Answers

Answer:

The recombinant vesiculoviruses can also be inactivated for use as killed vaccines. ... 102000004163 DNA-directed RNA polymerases Human genes 0.000 claims ... Proteins 0.000 claims description 54; 101710002679 OCA2 Proteins 0.000 ... CCA TTC AAT ATA GGT CTT TAC AAG GGA ACG ATT GAG CTC ACA ATG ...

Explanation:

The virus thus constructed can be used as an immunization vaccine against measles ... 108090000626 DNA-directed RNA polymerases Proteins 0.000 claims ... Proteins 0.000 claims description 37; 102100016028 P protein Human genes ... Trp Trp 480 485 490 gct gag caa gat tct ccg ttc tgc ttc ctt gcg ttc tgc ttt gag tac 1539 ...

I need some help on this worksheet ASAP please

Answers

Answer:

sorry I don't know the answers

What is the alien invasion in the Florida Everglades?​

Answers

The foreign Burmese Python has disrupted the entire animal population in the Everglades. These invaders from Asia have proved to be extremely detrimental to Florida’s ecological systems, based on factors including their size, rapid reproduction, predatory diets, and Florida’s weather and climate conditions. Due to these multiple elements, Burmese Pythons have taken over the Everglades and have shown no signs of stopping. The problem becomes even more difficult to handle when the environmental controls taken to remove these pythons fail to counter the increasing python population in the Everglades. In other words, because of the biology of these snakes, the problems they bring to the South Florida food chain and the lack of removal of the invasive predators, Burmese Pythons create major issues for the ecosystem and are likely to spread if not controlled quickly. Hope that is enough! :)
Burmese Python Invasion of Everglades National Park, Florida
Over the past two decades, an alien predator has invaded Florida's Everglades National Park, causing damage to the entire South Florida ecosystem. The foreign Burmese Python has disrupted the entire animal population in the Everglades.

PLEASE HELP ME WITH THIS AND HURRY WILL MARK AS BRANLIEST!!!!!! Why do leaves change color in the fall? Research this phenomenon and write a two-page report describing what happens. Be sure to include an introduction and a conclusion to your report. Use the information you have learned in this lesson about chlorophyll, the green plant pigment, and its role in photosynthesis to help you explain what happens in the fall.​

Answers

Answer:

Leaves are always the color they turn in the fall

Explanation:

The chlorophyll created when the leaves use sunlight to create energy for the tree has a green pigment that covers the leaves actual colors. As the leaves separate from the trees they stop making chlorophyll, thus allowing the leaves true colors to return.

I hope this helps and good luck on that two-pager!

Answer:

During the fall the day gets shorter hence less sunlight this results to leaves stopping their food making process. The chlorophyll breaks down, the green color disappears and the yellow to orange color becomes visible

Explanation:

3. Which of the samples shown below are eukaryotic?

• A. B and D
• B. B and C
• C. A, C, and D
• D. A, B, and D

Answers

Answer:

b and c

Explanation:

What type of hormone is testosterone?
a steroid hormone
a protein hormone
a neurotransmitter​

Answers

Testosterone is a
a) a steroid hormone

Stating the consequences of drug use is a resistance strategy that can involve __________. A. explaining why the drug is harmful for you B. explaining possible negative side effects of the drug C. explaining how your life might negatively change if you began taking the drug D. all of the above Please select the best answer from the choices provided. A B C D Mark this and return

Answers

Answer:

D. all of the above

Explanation:

It is all of them. When we are explaining to someone the consequences of taking a certain drug we can start by explaining to them why the drug in question is harmful to them. Will it ruin their body, their health or others. The drug may have some negative effects that we also need to explain. Telling them how it will ruin their life or their family if they start to take the drug.

PLS HELP ILL MARK BRAINLIEST !!!!

Answers

It’s C because at higher temperatures particles move faster
I believe it is C. Hope it helps

2. Which 2 organelles are found in BOTH plants and animals? *

Answers

Answer:

Structurally, plant and animal cells are very similar because they are both eukaryotic cells. They both contain membrane-bound organelles such as the nucleus, mitochondria, endoplasmic reticulum, golgi apparatus, lysosomes, and peroxisomes. Both also contain similar membranes, cytosol, and cytoskeletal elements.

Explanation:

help me pls!!!! I have to get a good grade!!!

Answers

I think it is the first one

In a direct variation, y=39 when x=3. Find the value of y when x=2.
1.) 58.5
2.) 26
3.) 02
4.) 3

Answers

26. hope this helped.

On a very cold morning, Boojho and Paheli were talking with each other as they walked down to their school. They observed that the air comming out of their mouth looked loke smoke. They were amused and wondered how it happened. Help them find the answer​

Answers

Answer:

condensation

Explanation:

Condensation. Sorry if I’m wrong :)

PLEASE HELP!!!! DUE AT MIDNIGHT
Drag the tiles to the boxes to form the correct pairs.
Match the parts of fruits.

Answers

Answer:

Exocarp is the outer layer

Endocarp surrounds the seed so I suppose the papery part

Mesocarp I think is the fleshy stuff.

Hope it helps!

Explanation:

Which organelle aids in the maintenance of cell homeostasis by selectively regulating The passage of materials into and out of the cell?
A. Plasma membrane
B. Lysosome
C. Ribosome
D. Nuclear membrane

Answers

Answer: Plasma Membrane.

Explanation:

Plasma membrane controls what goes in and out of the cell and maintains a stable internal environment.

Lysosomes breaks down dead stuff and can program the cell death.

Ribosomes create proteins.

ASAP!!!!!!!!!

How do plants help prevent erosion?
Plant leaves take in carbon dioxide during photosynthesis.
Plant roots absorb water from the ground.
Plant roots help to hold soil in place.
Plant leaves are used to create fabrics and other materials.

Answers

Answer:

plant roots hold soil in place

Explanation:

have a nice day

Answer:

plant roots hold soil in place

Explanation:

top person star whatever was right

4. Earth's lower mantle lies belor what​

Answers

Answer:

crust

Explanation:

Answer:

the crust

Explanation:

Earth's lower mantle lies just below the crust. In geology, a crust is the outermost layer of a planet. The crust of the Earth is composed of a great variety of igneous, metamorphic, and sedimentary rocks

What similarities and differences do DNA and RNA share in terms of function and structure? Explain!

Answers

Answer: Both DNA and RNA have four nitrogenous bases each—three of which they share (Cytosine, Adenine, and Guanine) and one that differs between the two (RNA has Uracil while DNA has Thymine).

Explanation:

if a sample contains 20g of an isotope that has a half life of 1000 years how much will be left after 2000 years

Answers

5 grams will be left. After the first 1000 years, there will be half of 20 left, or 10. After 2000 years, half of 10 will remain, which is 5.

After 2000 years, there will be 5g of the isotope remaining.

What is an isotope?

If an isotope has a half-life of 1000 years, it means that after 1000 years, half of the original sample will have decayed. After another 1000 years (2000 years total), half of the remaining sample will have decayed, and so on.

To calculate how much of the sample will be left after 2000 years, we can use the following formula:

[tex]N = N_{0} * (1/2)^ (t/T)[/tex]

where:

N = the amount of the isotope remaining after time t

N0 = the initial amount of the isotope

t = the time that has elapsed

T = the half-life of the isotope

Plugging in the values from the problem, we get:

N = 20g * (1/2)^(2000/1000)

N = 20g * (1/2)^2

N = 20g * 1/4

N = 5g

Therefore, after 2000 years, there will be 5g of the isotope remaining.

Learn more about isotope, here:

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I don’t understand biology at all and I am worried about how to pass biology . Does anyone have study tips for biology or anyways that can help me relearn everything

Answers

Answer:

Biology is not a hard class however it does require memorization and comprehension of certain topics. I recommend that you read over the chapters and make flashcards and test yourself. You can also ask your teacher for help. There are many videos available that do a great job at explaining each topic in biology. In addition, there are various websites that can also provide information. You should make study groups with your classmates as it is a more fun and effective way of studying.

Answer:

Firstly, don't stress, you'll get through it. Worrying will just slow you down, and learn Biology as something you get to do, and not a chore.

And if you want to relearn everything from the beginning, then I would recommend  Crash Course's free Biology courses on YT, they also have Chemistry courses and everything. You can also go to Ask a Biologist,   where you can do more than just ask questions.

There are so many more sources of information and everything, but one thing is; don't stress, that's the key.

Good luck, stay safe and healthy.

You'll get through it! Don't worry. If you want me to recommend more websites to you, just comment on this answer :D

A complete living thing, for example
a rabbit or an oak tree, is
A. a biome.
B. an organelle.
C. an organism.
D. a population.
Lihts Reserve

Answers

Answer:

C

Explanation:

a single living thing is an organism

Someone pls helppp quick!!!!

Answers

Answer:

First one

Explanation:

A molecule of glucose has 10 fewer hydrogen atoms than a molecule of sucrose

Sucrose- H22

Glucose-H12 + 10 =22

Hope this is right!

if tanA= x/y find the value of xsinA+ycisB ​

Answers

Answer:

If tan A = 3 / 5, then sin A = 3√34 / 34 and cos A = 5√34 / 34  .

Assuming x = 5 and y = 3 (The problem is deficient in this regard)

5(3√34 / 34) + 3(5√34 / 34)

30√34 / 34

15√34 / 17

Explanation:

I hope this helps!

The plasma membrane is selectively permeable. It allows some substances to enter and leave the cell unrestricted while others are restricted. Some toxins produced by certain bacteria cross the plasma membrane, interfering with normal chemical reactions, and ultimately killing the affected cell. Why are cells unable to stop the flood of these harmful substances into the cell

Answers

Answer:

There are specific receptors present on the surface of the normal cell membrane to recognize the molecules to allow them to pass or not. Most of the bacterial toxin are water-soluble molecules, and bound to the cell surface and interact with them as some time antibody-antigen interaction or cell recognition does not occur that form a pore in the cell membrane and toxins move into the cell.

Once toxins enter the cell they attack intracellular targets through endocytic vesicles. Ultimately these ends in cell death.

The cells are not able to stop the flow of the mentioned harmful substances into the cell as they fail to recognize them as foreign entities. These foreign toxins have intracellular targets with which they bind and lead to death of the cell.

Cell death due to foreign toxins:

The plasma membrane is formed of lipids. The toxins produced by the bacterial cells are water soluble. Therefore, they identify particular receptors on the membrane and associate with them. Thus, cell at certain occasions fail to identify them as foreign entities.

They combine with the plasma membrane of the cell and induce pore formation, however, there are many toxins that invade the cell and possess intracellular targets via endocytic vesicles. With the help of these vesicles, they deliver their enzymatic domain into the cytosol and results in the death of the cell by obstructing the metabolism of the cell.

Thus, cells fail to identify the bacterial toxins as foreign entities and they invade the cell and results in cell death.

Find out more information about invasion of foreign toxins here:

https://brainly.com/question/1799605

The swallowing phase where the velopharynx closes forcefully and larynx completely closes at 3 levels is the...
a. Tongue preparatory phase
b. Pharyngeal transport phase
c. Oral transport phase
d. Laryngeal transport phase

Answers

Answer:

b. Pharyngeal transport phase

Explanation:

During the pharyngeal phase, the vocal folds close to keep food and liquids from entering the airway.

Swallowing the velopharynx closes forcefully and the larynx completely close at the level of the pharyngeal transport phase this action seal the airway passage, hence option b is correct.

What is swallowing ?

According to where the bolus is located, the swallowing process is often split into oral, pharyngeal, and esophageal phases. When consuming solid food vs drinking liquid, the food moves differently through the oral cavity and into the oropharynx.

The tongue closes the oropharynx while it is in the pharyngeal phase. The proximal pharyngeal wall and soft palate serve as a barrier to the nasopharynx.

The laryngeal entrance is sealed off by the vocal cords and arytenoids, and the epiglottis swings down to cover the laryngeal vestibule. These acts close up the pharyngeal cavity's airway.

Therefore at 3 levels, the velopharynx closes forcefully and the larynx completely closes in the pharyngeal transport phase action to seal the airway passage, hence option b is correct.

Learn more about swallowing, here:

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POSSIBLE POINTS
A part of the circulatory system allows the exchange of water, oxygen, nutrients, and waste between the blood and surrounding
tissues. Which part of the circulatory system is described. ?

Answers

Answer:

rough ER → ER-to-Golgi transport vesicles → Golgi cisternae → secretory or transport vesicles → cell surface (exocytosis)

Explanation:

A woman of childbearing years who is not pregnant has _______ absorption rate of calcium as compared to a woman who is pregnant

Answers

Answer:

The correct answer is - lower

Explanation:

Pregnant women require an increased amount of calcium as it can provide a sufficient amount of calcium for herself and her fetuses. During lactation, the calcium is reabsorbed very fast and rapidly that supplies the calcium for the milk. So, the normal women of childbearing age do not require the amount of calcium as pregnant women require.

Thus, there is a lower absorption rate of calcium as compared to a pregnant women

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