Choose all the answers that apply.
fertilization
is the union of an egg and sperm cell
results in a new cell with half the chromosomes of a gamete
combines the chromosomes from two gametes
can occur inside or outside the body
is necessary for sexual reproduction

the abdomen (less formally called the belly, stomach, tummy or midriff) constitutes the part of the body between the thorax (chest) and pelvis, in humans and in other vertebrates. the region occupied by the abdomen is termed the abdominal cavity. the stomach secretes acid and enzymes that digest food. ridges of muscle tissue called rugae line the stomach. the stomach muscles contract periodically, churning food to enhance digestion. the pyloric sphincter is a muscular valve that opens to allow food to pass from the stomach to the small intestine.

it should be briana that has it to me

true is the

acceleration = 18/3 = 6 m/s per second.

hope i

-lavira: )