Question 56 guard cells flank the stomata opening in

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Question 56: Guard cells flank the stomata opening in the leaf epidermis. Type: True or False
Points Awarded: 1.000/1.000 User Answer(s): TRUE Question 57: Photosystem I is involved in both forms of photophosphorylation.
Points Awarded: 1.000/1.000 User Answer(s): TRUE Question 58: Skin cells divide continuously.
Points Awarded: 1.000/1.000 User Answer(s): TRUE Question 59: During mitosis haploid cells will divide to produce two diploid cells.
Points Awarded: 1.000/1.000 User Answer(s): FALSE Question 60: Humans usually have 46 chromosomes in their cells. Type: True or False
Points Awarded: 1.000/1.000
User Answer(s): TRUE
Question 61: Nuclear envelopes reform during telophase. Points Awarded: 1.000/1.000 User Answer(s):
Question 62: During metaphase I tetrads line-up along the equator of the spindle.
Points Awarded: 1.000/1.000 User Answer(s): TRUE Question 63: Up to one-third of the energy needed during sleep goes to the operation of the sodium-potassium pump. Points Awarded: 1.000/1.000
Question 64: Phospholipids have a polar head and nonpolar tails. Type: True or False
Points Awarded: 1.000/1.000 User Answer(s): TRUE Question 65: The current model of the membrane structure is the fluid mosaic model.
Points Awarded: 1.000/1.000 User Answer(s): TRUE
Question 66: Glucose passes into the cell by active transport.
Points Awarded: 1.000/1.000 User Answer(s): FALSE Question 67: The level of scientific thought that we have the greatest degree of certainty in is the hypothesis. Points Awarded: 1.000/1.000
Question 68: Controlled science experiments have no validity in biology research. Type: True or False
Points Awarded: 1.000/1.000 User Answer(s): FALSE Question 69: All living things obtain energy from their environment. Points Awarded: 1.000/1.000
Question 70: All living things exhibit adaptation.
Points Awarded: 1.000/1.000 User Answer(s): TRUE Question 71: The four organic macromolecule groups common to all living things are carbohydrates, proteins, nucleic acids, and fats.
Points Awarded: 1.000/1.000
Question 72: All living things are composed of one or more cells. Type: True or False
Points Awarded: 1.000/1.000 User Answer(s): TRUE Question 73: Humans are unicellular creatures.
Points Awarded: 1.000/1.000 User Answer(s): FALSE

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