C. Sliding friction between a desk and the floor once it is moving
Answer:
C
Explanation:
To send signals to the blood vessels to constrict or dilate , to increase or decrease blood flow respectively.
We need carrier proteins for steroid hormones because they help in the transportation from the cell they were released from to their target cell.
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A. The hemisphere of the Earth is tilted more toward the Sun.
Answer:
Mendel discovered the basic principles of heredity through experiments in his garden.
Explanation:
His experiments showed that the inheritance of certain traits in pea plants follows particular patterns, subsequently becoming the foundation of modern genetics and leading to the study of heredity.
