The head at the top, the tail is just for getting to the egg
Let "r" stand for the recessive red hair trait. A person with red hair must have a genotype of "rr" ( one from each parent) in order to have red hair( red hair being the phenotype).
Let "B" stand for brown hair and "b" stand for not brown hair. A person with brown hair can have a genotype of "Bb" or "BB" and have a phenotype of Brown hair. This is becasue brown hair "B" is the dominant trait.
D) covalent bond means the sharing of electrons and since its polar there is the more electronegative atom will attract the electron cloud so it’s shared unequally
Answer:
B. Maintenance of homeostasis by negative feedback
Explanation:
A negative feedback loop is one where the body responds by changing the expected outcome.
So as the runner's body temperature increases, they perspire, which LOWERS their body temperature. This means that perspiring is a response that changes the original response, as their body temperature decreases rather than continuing to increase from exertion.