The close grouping of homologous chromosomes in prophase in meiosis I is called a

A. chromatid.
B. tetrad.
C. gamete.
D. zygote.


Answer: B

Anatomy & Physiology

You might also like to view...

The conduction velocity of the action potential is affected by

a) The diameter of the axon b) Myelination of the axon c) The number of K+channels in the axon d) Internal resistance of the axon e) All of the above

Anatomy & Physiology

The smallest short bone in the hand is the ________

Fill in the blanks with correct word

Anatomy & Physiology

The two types of cells that make up the nervous system are

A. macrophages and mast cells. B. mast cells and fibrocytes. C. neurons and mast cells. D. neurons and glial cells. E. neurons and chondrocytes.

Anatomy & Physiology

Nora was exposed to radiation that caused her red bone marrow to make fewer red blood cells. This condition is known as:

A) sickle cell anemia. B) iron-deficiency anemia. C) aplastic anemia. D) hemolytic anemia.

Anatomy & Physiology