If a person eats hurriedly and barely chews his food before swallowing it, what effect will it likely have on his stomach?

a. his stomach will have to excrete enzymes to digest carbohydrates as well as those to digest protein.
b. his stomach will pass the food directly on to his large intestine without digesting it.
c. his stomach will become infected because there was not time for his saliva to sterilize his food completely.
d. his stomach will take longer to grind the food into chyme than if he had ground it well with his teeth.

i'm conflicted between a and d

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.

Can you identify which of the following groups of organisms are, or are not, populations? a. the american bison (bison bison) and grey wolves (canis lupus) currently living in yellowstone national parkb. all of the rainbow trout (oncorhynchus mykiss that) that have ever lived in lake eriec. the group of american bison (bison bison) currently living in yellowstone national parkd. a group of calliope hummingbirds (selasphorus calliope) and a group of rufous hummingbirds (selasphorus rufus) living in the same new hampshire woodse. the northern cardinals (cardinalis cardinalis) living on opposite shores of lake champlain f. all of the whales currently living in the atlantic ocean off cape cod, massachusetts

The diagram shows the layers of earth. convection currents in which region influence the movement of tectonic plates