The time it takes for cells to divide
A. varies, but it takes sophisticated equipment to measure this small difference.
B. depends on the health and environment of the cell.
C. does not vary at all, but is controlled by an internal clock.
D. varies widely and unpredictably in cells of the same local area of the same organism during any specific time period.
B. depends on the health and environment of the cell.
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Which one of the following pairs includes junctional complexes that perform similar functions?
A. tight junctions and adherens junctions B. tight junctions and desmosomes C. desmosomes and adherens junctions D. desmosomes and plasmodesmata
DNA is cut by ____
a. nucleases b. proteases c. stem cells d. Ti plasmids e. restriction fragment length polymorphisms
A promising means of improving conditions for patients with type-2 diabetes may be ____
a. injections with myostatin b. increasing muscle mass c. ketoacidosis d. injections with acetylcholine e. increasing consumption of simple carbohydrates
Three very popular strawberry cultivars grown by farmers in the United States are Earliglow, Ozark Beauty, and Tristar
Earliglow produces all of its fruit in the early summer (June-bearing). Ozark Beauty produces fruit from mid to late summer (everbearing). Tristar produces fruit all summer long, starting when conditions become favorable for flowering and fruit production. What is the best classification for these three strawberry cultivars? A) Earliglow: long night; Ozark Beauty: short night; Tristar: night neutral B) Earliglow: short night; Ozark Beauty: short night; Tristar: night neutral C) Earliglow: night neutral; Ozark Beauty: short night; Tristar: long night D) Earliglow: short night; Ozark Beauty: long night; Tristar: long neutral