Answer:B
Explanation:
The last pair are sex chromosomes. Different pair is XY which is a male chromosome. Same pair is XX which is Female
Answer:
c. Giraffes that stretch their necks more than other giraffes will have babies with longer necks.
Explanation:
Giraffes that stretch their necks will not have babies with longer necks. A trait only shows in next generation if it is genetically inherited i.e. the gametes carry the trait to the next generation.
When giraffes stretch their necks, they are modifying their actions in their life time which will have no effect on the gametes. Hence, this trait wont be passed to the next generation and babies will not have longer necks.
Answer:
D.is held in genetic material called DNA
Explanation:
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The correct answer is option C, that is, one may become dehydrated because the kidneys will not hold onto enough water.
Hypothalamus monitors the functions like hunger, thirst, respiratory and cardiac function, and regulation of internal temperature. It also plays an essential function in the modifications of mood and emotions.
Thus, if hypothalamus is not functioning properly, then the mentioned functions of the gland may get hampered like the kidneys would not be able to hold enough water and may lead to dehydration.
The correct answer is C itook the test