ZOOL20006 Lecture 1: 1
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MOLECULAR BIO HELP
QUESTION 1
Which of these choices is an example of acclimatization?
Plants growing in the shade grow larger leaves compared to the leaves growing in direct | ||
A.Pigweed plants ( Amaranthus retroflexus ) growing in North Carolina are more tolerant to heat than plants growing in Canada. | ||
A.The quadrate bone of snakes is movable rather than rigidl y attached, as seen in other vertebrates. | ||
A.Desert rodents produce more concentrated urine because of their longer loop of Henle as compared to the loop of Henle found in other rodents living in less arid conditions. |
10 points
QUESTION 2
Which of these choices is an example of connective tissue ?
cardiac muscle | ||
neurons | ||
blood | ||
glial cells |
10 points
QUESTION 3
Which of these choices best describes homeostasis ?
A.maintenance of a relatively constant internal environment | ||
A.all vertebrates have a similar body plan | ||
A.exchange of materials with the environment a cell is found in | ||
A.relationship of the structure and function in animals |
10 points
QUESTION 4
You are looking at two cells under a microscope. Both have the same shape, but cell A is smaller than cell B. Which of these statements correctly describes cell B?
A.The larger cell has less surface area than the smaller cell. | ||
A.The larger cell has a smaller sur face-to- | ||
A.The larger cell has the same surface-to-volume area as the smaller cell. | ||
A.The larger cell has more surface area than the smaller cell. |
10 points
QUESTION 5
Which of these statements is true about ectotherms?
A.Ectothermic animals tend to be found in arctic regions. | ||
A.E ctotherms tend to consume more calories than endotherms of similar size. | ||
A.Ectotherms tend to have more insulating structures than endotherms. | ||
A.Ectotherms use more energy for |