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Luden [163]
3 years ago
9

The atomic mass of the most common isotope of carbon is _______.

Biology
2 answers:
Lana71 [14]3 years ago
5 0

Answer:

1.) The atomic mass of the most common isotope of carbon is 12.

2.) The element with an atomic number of 4 is beryllium.

3.) Electrons exist in orbitals around the nucleus.

4.) Oxygen has 8 protons in the nucleus.

5.) An isotope of an element has the same number of protons but a different number of neutrons.

tatiyna3 years ago
4 0

Answer:

12

beryllium

Electrons

8

neutrons

Explanation:

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scoundrel [369]

the answer is c. It shares electrons to complete its octet

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3 years ago
Which statement is true for photosynthesis? Producers use it. Consumers use it. Scavengers use it. Decomposers use it.
ololo11 [35]

Answer:

A. producers use it

Explanation:

6 0
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Which pituitary hormone causes liver cells to release somatomedins that increase the rate of uptake of amino acids by cells such
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Question: Which pituitary hormone causes liver cells to release somatomedins that increase the rate of uptake of amino acids by cells such as skeletal muscle fibers?

follicle-stimulating hormone

prolactin

thyroid-stimulating hormone

growth hormone

Answer:

growth hormone

Explanation:

Somatomedins are growth factors. The growth hormone makes the cells such as liver cells, skeletal muscles, bones, etc. to secrete the somatomedins. The somatomedins from the liver enter the bloodstream to reach the target cells. The somatomedins make the skeletal muscles, bones, etc. to absorb amino acids into the cells so as to facilitate protein synthesis. This growth factor also downregulates the breakdown of proteins. This is how growth hormone triggers the growth of muscles and soft tissues.

5 0
3 years ago
What is the relationship between photosynthesis and cellular respiration?
scoundrel [369]

Answer:

Photosynthesis converts carbon dioxide and water into oxygen and glucose.

Explanation:

Glucose is used as food by the plant and oxygen is a by-product. Cellular respiration converts oxygen and glucose into water and carbon dioxide. Water and carbon dioxide are by- products and ATP is energy that is transformed from the process.

5 0
2 years ago
True and False: (10-18) (1 point each) _____ Sedimentary rocks are an important source of information about the Earth's history.
Ann [662]

Answer:

_True____ Sedimentary rocks are an important source of information about the Earth's history. __False___ Hypothesis is a well-tested and accepted view that explains scientific observations. __True___ Elements are the basic building blocks of minerals. _True____ There have been 5 mass extinction events. __True___Hydrogen and Helium are used in the process of fusion __False___The oldest rocks are found in the upper sedimentary layers. __False___Intrusive rocks are found on the surface. _False____ Nonrenewable resources can be renewed in relatively short time spans __True___There is geologic evidence that the earth has experienced many episodes of mountain building and erosion.

Explanation:

Sedimentary rocks can contain fossils because, unlike most igneous and metamorphic rocks, they form at temperatures and pressures that do not destroy fossil remains.

A scientific theory is a well tested and widely accepted view that scientists agree best explains certain observable facts

6 0
3 years ago
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