During the early part of the cleavage stage in frog development, the rapidly developing cells

During the early part of the cleavage stage in frog development, the rapidly developing cells  A) skip the mitosis phase of the cell cycle. B)...

As cleavage continues during frog development, the size of the blastomeres

As cleavage continues during frog development, the size of the blastomeres  A) increases as the number of the blastomeres decreases. B) increases...

The pattern of embryonic development in which only the cells lacking yolk subsequently undergo cleavage is called

The pattern of embryonic development in which only the cells lacking yolk subsequently undergo cleavage is called  A) arcadian development,...

Among these choices, the largest cell involved in frog reproduction is

Among these choices, the largest cell involved in frog reproduction is A) the spermatozoon. B) the ovum. C) a blastomere in the vegetal pole. D)...

In a developing frog embryo, most of the yolk is

In a developing frog embryo, most of the yolk is  A) located near the animal pole. B) located near the vegetal pole. C) found within the cleavage...

At the moment of sperm penetration, human eggs

At the moment of sperm penetration, human eggs  A) have used flagellar propulsion to move from the ovary to the oviduct. B) accept as many...

A human blastomere is

A human blastomere is  A) an embryonic cell that is much smaller than the ovum. B) an embryonic structure that includes a fluid-filled cavity. C)...