The answer is C.
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Answer: a. An earlier start to spring.
Explanation: Notice that this is my opinion and might not be the correct answer! The growing season is the period of the year when crops and other plants grow successfully. And this season depends on warm temperatures, so if spring starts earlier, this adds warm time to the growing season.
Answer: Mutations are changes to an organism's DNA that create diversity within a population by introducing new alleles. Some mutations are harmful and are quickly eliminated from the population by natural selection; harmful mutations prevent organisms from reaching sexual maturity and reproducing.
Explanation:
The event of antidiurectic hormones (ADH)secreted by stimulation of plasma osmolality is as follows
i,The plasma osmolality increases
ii,THe arterial pressure decreases which led to decrease in blood volume
iii, The decrease in volume stimulate the pituitary gland to release antidiuretic hormones(ADH)