Answer:
Active transport is usually associated with accumulating high concentrations of molecules that the cell needs, such as ions, glucose and amino acids. Examples of active transport include the uptake of glucose in the intestines in humans and the uptake of mineral ions into root hair cells of plants.
Explanation:
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C) Endocytosis is the answer for this question because a cell will go out and find something it needs and then take it in. (i.e. cell eating or phagocytosis)
Answer:
The Lock and Key mechanism refer to the action of enzyme. According to this mechanism as a specific key open a particular lock, similarly one enzyme can perform action on one specific substrate (substance).
C) Hydra.
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The B.genetic diversity because, variation is diversity so it would be between b and d but genotype has to deal with the genetic code leaving B.