Ablastocyst is a

a. cluster of cells surrounding a developing egg in the uterus.

b. membrane that surrounds and protects a growing embryo in the uterus.

c. growth that can form in the wall of the fallopian tubes.

d. hollow ball of cells formed after a fertilized cell undergoes cell division.

Hey everybody, i have another biology question. by what reproductive mechanism does a haplontic animal grow? initially mitosis, then meiosis completely by mitosis completely by meiosis initially by meiosis, then by mitosis

How are primary producers important to the alligator's energy supply

Iwill mark which of these statements best describes how nasa's kennedy space center benefits florida? it improve the average income of people. it encourages the use of science for entertainment. it produce more astronauts and space scientists in florida. it encourages people in florida to use space technology in homes.