In a gasoline engine, the area in the cylinder head where the air-and-fuel mixture is burned is called the

a. intake valve.
b. cylinder.
c. piston.
d. combustion chamber.

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?

Agroup of organisms that changes over time is said to

Scientists studied reproduction in the new zealand mud snail to answer the question, “are there benefits to reproducing sexually or asexually? ” which of these hypotheses would least likely aid the scientists as they worked to answer the question? sexual reproduction is advantageous over asexual reproduction because it reduces the rate of mutation accumulation. asexual reproduction is advantageous over sexual reproduction because it allows the snails to produce more offspring. sexual reproduction is advantageous over asexual reproduction because it allows for snails to have increased genetic variation. asexual reproduction is advantageous over sexual reproduction because it decreases the snails’ need for social