What is the most likely way a mutation in one gene can convert one body part to another?
A) The mutated gene encodes a protein that affects the expression of many other genes.
B) The mutated gene encodes a protein that determines cell shape.
C) The mutation is in a structural gene and results in production of more protein than usual.
D) A mutation in only one gene cannot convert one body part to another.
A) The mutated gene encodes a protein that affects the expression of many other genes.
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Anandamide (and THC) differ from neurotransmitters in that they bind to
A) presynaptic receptors. B) postsynaptic receptors. C) dendrites. D) axons.
________ lowers blood sugar levels; ________ raises it
Fill in the blank(s) with correct word
Which of the following groups include members that lack DNA?
a. Bacteria b. Fungi c. Helminths d. Protozoa e. Viruses
Small, finger-shaped projections of the plasmalemma are termed _______
A) flagella B) centrioles C) thick filaments D) microvilli E) cilia