Multiple Choice
In animal development, cleavage refers to
A) the dissolving of the egg jelly coat by acrosomal enzymes.
B) the splitting of the mesoderm to form a central, fluid-filled cavity.
C) a series of mitotic divisions of the zygote without any decrease in cell size.
D) a series of mitotic divisions of the zygote without any increase in embryo size.
E) production of blastomeres resulting in increased size of the embryo.
Correct Answer:

Verified
Correct Answer:
Verified
Q32: Cells produced specifically during cleavage are called<br>A)
Q33: Haematopoietic stem cells give rise to<br>A) haemoglobin.<br>B)
Q34: Hox genes<br>A) are transcriptional regulators.<br>B) produce proteins
Q35: Which of the following types of stem
Q36: The order of embryo development is<br>A)
Q38: During cleavage, the<br>A) total amount of cytoplasm
Q39: Drosophila melanogaster is a useful species for
Q40: A blastula that is spherical in shape,
Q41: During gastrulation the blastocoel becomes<br>A) the coelom.<br>B)
Q42: Nervous tissue forms from<br>A) ectoderm.<br>B) mesoderm.<br>C) endoderm.<br>D)