Answer the following questions true (T) or false (F)
1. There are different Toll-Like Receptors for bacteria and viruses.
2. Phagocytes can ingest pathogens, cells, and cell parts in the body.
3. The natural killer (NK) cell specializes in attacking bacteria.
1. TRUE
2. TRUE
3. FALSE
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What evolutionary changes in stems lead to an increase in a plant’s capacity for producing energy for
growth?
What will be an ideal response?What is the function of nucleosomes?
a. To prevent DNA strands from tangling. b. To help DNA replicate. c. To make RNA synthesis possible. d. To prevent RNA from tangling with DNA during transcription. e. To prevent histones from tangling
Transgenic bacteria are presently used to make ________ to protect from a possible infection by a disease-causing organism
Fill in the blank(s) with correct word
The process by which the base sequence of an RNA molecule is used to direct the synthesis of a protein is called ________.
A. replication B. translation C. transcription D. reverse transcription