Interleukin-1 stimulates ________________, which activate the remainder of the T and B cell immune system responses.

A. B cells
B. T cells
C. helper T cells
D. natural killer cells


Answer: C. helper T cells

Biology & Microbiology

You might also like to view...

What is metastasis, and why is metastatic cancer the most difficult cancer to treat?

What will be an ideal response?

Biology & Microbiology

Which of the following features are characteristic of fungi?

A) Cell walls, photosynthesis, and usually filamentous bodies B) No cell walls, parasitic, heterotrophic C) Cell walls, chemosynthetic, heterotrophic D) No cell walls, feeding by absorption, chemosynthesis E) Cell walls, feeding by absorption, and usually filamentous bodies

Biology & Microbiology

How do scientists calibrate a molecular clock for a group of organisms with known nucleotide sequences?

A) They use radioactive isotopes to measure the age of DNA material directly. B) They graph the number of nucleotide differences against the dates of evolutionary branch points known from the fossil record. C) They analyze fossilized DNA of known age and compare its nucleotide sequences to modern DNA sequences.

Biology & Microbiology

The normal habitat for Naegleria is (birds/mammals/water)

What will be an ideal response?

Biology & Microbiology