Answer:
all of the multiple choice are correct.
the answer to the second graph one is C the last one, or Monarch butterfly population is decreasing.
The one about Frank and maple trees is A, or carrying capacity. The second one about Frank and the maple trees is also A, or population distribution.
Explanation:
Answer: "the atmosphere" ;
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or, more specifically; the "nitrogen gas from the Earth's atmosphere";
{" N₂ gas in the Earth's atmosphere" } .
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Answer :
B
Explanation:
Photosynthesis is the process of converting light energy into chemical energy in the form of glucose, in small structures called chloroplasts. ... In cellular respiration, the energy stored in the bonds of the glucose molecule is broken down and transformed to another type of energy
Answer:
1st trimester-
The heart beats for the first time.
2nd trimester-
Fingerprints have developed
The fetus can hear and see.
The sex can be determined
Fat begins to develop
The fetus starts to move
3rd trimester-
Nerve cells have developed
Explanation:
The ones in bold means that they started in that trimester and continues into the next trimester.
Answer:
Carbon-Carbon bond is not considered as a noncovalent interaction because electrons are shared between the two carbons forming a strong covalent bond.
Explanation:
Non covalent interactions does not involve sharing of electrons rather it involves dispersed variation of electromagnetic interactions between the molecules.
Examples include;
Hydrogen bond- in order to be formed the donor Atom has to be electronegative
Ionic interactions- These are attractions between two oppositely charged ions
Van der waals- It is formed due to small , transient asymmetric electron distribution around atoms
