Option b is correct..
Caves are formed by the dissolution of limestone. Rainwater picks up carbon dioxide from the air and as it percolates through the soil, which turns into a weak acid. This slowly dissolves out the limestone along the joints, bedding planes and fractures, some of which become enlarged enough to form caves.
Mendel studies “factors that allowed for physical characteristics, which can have alternate versions, to be passed onto offspring.
These factors are called traits.
<span>interphase versus mitosis. During the interphrase, it is not considered distributed. </span>