An organism has one Z chromosome and one W chromosome. That organism is
A. a female bird.
B. a male insect.
C. a female insect.
D. a male or female human.
E. a male bird.
Answer: A
Biology & Microbiology
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The purposeful artificial stimulation of active immunity to a particular infectious disease is known as
A) immunodeficiency. B) hypersensitivity. C) immunization. D) opsonization.
Biology & Microbiology
Sexual reproduction decreases the genetic variation of a species
Indicate whether the statement is true or false
Biology & Microbiology
The ________ can be used to measure whether a substance is an acid or a base
Fill in the blank(s) with correct word
Biology & Microbiology
True/False: Cytotoxic T-cells directly kill the viruses found inside of infected cells.
What will be an ideal response?
Biology & Microbiology