Why does it make more sense for the hydrophilic sugar-phosphates to be on the outside of the dna molecule and the hydrophobic nitrogenous bases on the inside? what other cellular structure do you know of that has a similar orientation?

Match the type of adaptation to the correct example, structural adaptation functional adaptation behavioral adaptation example type of adaptation elephants live in herds to protect their young leaves of a rain forest plant species have a pointed tip that enables rainwater to drain off easily. camels have nostrils that they can close snakes produce venom to kill prey and defend themselves. earthworms coil when touched, as part of a defense mechanism. human skin darkens with increased exposure to sunlight.

Environmental science are unconsidered with methods to preserve natural resourcesa.trueb.false

Apuppy’s tendency to chew is inherited through which of the following? a. through learned behavior b.through genes c. through seasonal cycles d. through hibernation