Resistance to blood flow is regulated primarily by what blood vessels?
A) veins
B) arterioles
C) arteries
D) ventricle
E) capillaries
Ans: B) arterioles
Biology & Microbiology
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Genotypes are said to be in ________ equilibrium if there is random mating and no other forces tend to alter the proportions of alleles from one generation to the next.
A. homeostatic B. Hardy-Weinberg C. Mendelian D. steady state
Biology & Microbiology
Some cyanobacteria are not blue-green, rather they are red or brown; this is due to the presence of the photosynthetic pigment ________.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
When skeletal muscles contract such that bone segments to move closer together, this action is known as:
A. flexion B. extension C. lengthening contraction D. tetanus
Biology & Microbiology
Growth in width of bones
What will be an ideal response?
Biology & Microbiology