Glycoproteins
What will be an ideal response?
cell identification
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Which of the following sequences contain a six-nucleotide inverted repeat?
A. GTCACGCGACGATACGGTCACG B. GTCACGACTAGCCTAGTCGCTG C. GTCACGACTAGCCATCAGCCTG D. GTCACGACTAGCCCGACTAGTG
The filaments typically grow as an extensive mesh
called a __________. Fill in the blank(s) with the appropriate word(s).
Plants lose heat to the environment through direct contact of leaves with the air or water
Indicate whether the statement is true or false
The advantage of having memory cells in specific defenses is that
A) they remain in an active state, continuously producing antibodies. B) if exposed to an antigen a second time, they quickly become plasma cells. C) they prevent production of other proteins so that antibodies can be produced. D) they produce antibodies and can become phagocytic. E) they prevent viruses from entering the body a second time.