Answer:
The answer is B: Phagocytes.
Explanation:
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Red blood cells are disc shaped. It is thought one factor that allows them to have this shape is because they do not have a nucleus. This tends to increase amount of space inside the cell for hemoglobin.
They have a flexible disc shape which helps increase the surface- to- area volume ratio which enables oxygen and carbon dioxide to diffuse across the red blood cell's plasma membrane more readily.
Their disc shape also enables them to squeeze through tiny capillaries that are half their size .
Answer:
The correct answer is CONCAVE because they don't have a nucleus. I just took the test!
Explanation:
Irregular galaxy
Spiral galaxy
Elliptical galaxy
Random Galaxy
...
Because Reasons
Answer:
Random
Explanation:
carbon dioxide and uric acid
oxygen and urine
carbon dioxide and urine
The correct answer is option A
Plants performs both the functions photosynthesis and cellular respiration.The waste product of photosynthesis is oxygen that the plant releases in the environment.
Plants also performs cellular respiration and in the process of cellular respiration the waste product is carbon dioxide.
Hence, the waste products are carbon dioxide and oxygen.
b. acts as a boundary or border for the cytoplasm
c. regulates passage of material in and out of the cell
d. functions in the recognition of other cells
B.) a characteristic that helps an organism find food
C.) a characteristic that evolves
D.) a characteristic that helps an organism avoid predators