The cells primarily involved in all immune responses are the

A. erythrocytes.
B. platelets.
C. osteocytes.
D. leukocytes.


D

Biology & Microbiology

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Entamoeba histolytica can cause amoebic dysentery. It moves using pseudopodia, can only feed by phagocytosis and is unicellular. Entamoeba histolytica is which of the following?

a. A protozoa b. An algae c. A slime mold d. A diatom e. An apicomplexan

Biology & Microbiology

In humans, assume that the allele for brown eyes is dominant and the allele for blue eyes is recessive

If two brown-eyed individuals have a child with blue eyes, that means:a. both parents are homozygous for brown eyes. b. both parents are heterozygous for eye color. c. there is a 1/4 chance that their second child will have brown eyes. d. there is a 50/50 chance that their second child will have blue eyes. e. there is a 3/4 chance that their second child will have blue eyes

Biology & Microbiology

In deuterostomes the first opening develops into the:a

coelom. b. gut. c. anus. d. mouth. e. nostril.

Biology & Microbiology