T cells can be classified as:
A. helper T cells.
B. memory T cells.
C. cytotoxic T cells.
D. either helper T cells or memory T cells.
D
Biology & Microbiology
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Dynamic instability is the rapid growth and shrinkage of:
A. microfilaments. B. intermediate filaments. C. microtubules. D. Answers a and c are correct.
Biology & Microbiology
Which invertebrate has an endoskeleton
a. clams b. lobsters c. sea stars d. earthworms e. shrimp
Biology & Microbiology
You discover a new particle. It has only RNA as a nucleic acid and lacks both a membrane and cytoplasm. This particle is a(n)
A) virus. B) archaea. C) prion. D) fungus. E) bacteria.
Biology & Microbiology
The "genetic code" determines the types of proteins made by a cell. The term "genetic code" refers to:
What will be an ideal response?
Biology & Microbiology