Vines use ____ to stay attached to support structures
a. spines
b. bracts
c. tendrils
d. needles
e. bulbs
c
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If the number of chromosomes in an animal's gametes is 20, then a somatic cell from that animal would contain ____
chromosomes.
a. 5 b. 10 c. 20 d. 40 e. 80
Three college students purchased a bag of fresh-picked, unripened apples from a nearby orchard. Keeping the apples in a paper bag for several days, the apples ripened. This was a response to the plant hormone
A. auxin. B. ethylene. C. gibberellin. D. jasmonic acid. E. abscisic acid.
Insulin production is regulated by a positive feedback loop that helps maintain healthy blood sugar levels
Indicate whether the statement is true or false
Territories are typically used for activities such as
A) feeding, mating, and rearing young. B) migration and feeding. C) identification of kin and rearing young. D) feeding and identification of kin.