Birds that display nocturnal migration use ____ to guide their flight
a. magnetic fields
b. tides
c. stars
d. sunlight
e. waves
c
Biology & Microbiology
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In a resting neuron, the inside of the cell is negatively charged mainly because of
a. negatively charged chloride ions inside the cell. b. potassium ions being pumped out of the cell. c. negatively charged proteins inside the cell.
Biology & Microbiology
Refer to the accompanying figure. During the development of secondary vascular tissues, which of the following
structures is replaced by periderm? a. 1 b. 3 c. 5 d. 6 e. 7
Biology & Microbiology
A(n) (oxidation/reduction/transport) reaction is one in which a molecule accepts an electron
What will be an ideal response?
Biology & Microbiology
Bacteria with small bunches of flagella emerging from the same site are said to be
A) Lophotrichous B) Monotrichous C) Amphitrichous D) Peritrichous E) Spirilla
Biology & Microbiology