Biology, 09.12.2021 03:30 rconyers00
Treatment of disrupted erythrocyte membranes with a concentrated salt solution released an unknown membrane protein, X. Proteolytic enzymes cleaved X into fragments. In additional experiments, intact erythrocytes were treated with proteolytic enzymes, washed, then disrupted. Extraction of membrane components yielded intact X. What do these observations indicate about the location of X in the plasma membrane
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Which of the following is not a main characteristic that scientists focus on when determining which kingdom an organism belongs to
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Use this dichotomous key for insect identification to identify the insect shown. 1. a. insect has one pair of wings. order diptera b. insect has two pairs of wings. go to #2 2. a. front wings thicker in texture than hind wings go to #3. b. front and hind wings are same texture throughout. go to #4 3. a. front wings are short order dermaptera b. front wings cover entire abdomen order coleoptera 4. a. wings with scale on all parts of their area. order lepidoptera b. wings without scales go to #5. 5. a. hind wings smaller than front wings. order ephemeroptera b. front and hind wings nearly equal in size. order odonata the insect pictured is in the order diptera. ephemeroptera. coleoptera. odonata.
Answers: 3
Treatment of disrupted erythrocyte membranes with a concentrated salt solution released an unknown m...
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