Biology, 19.08.2019 21:50 adrianaglass12
Which describes the function of the human sperm cell’s structure? a. the nucleus contains all 46 chromosomes. b. the tail allows it to travel to the egg. c. the head contains a basic substance that counteracts acidic substances in the vagina. d. the sperm’s structure allows it to live for two weeks in the vagina.
Answers: 2
Biology, 22.06.2019 02:00
Select the correct answer from each drop-down menu. in an experiment, dr. travis examined the effects of calcium intake on osteoporosis, a condition that causes an increased risk of bone fractures. the amount of calcium is variable. the risk of bone fractures .
Answers: 3
Biology, 22.06.2019 02:30
Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c.ozone layer hole d.increase in sea levels
Answers: 1
Biology, 22.06.2019 04:30
What is used to keep track of the gamates and possible offsprings combination
Answers: 2
Biology, 22.06.2019 07:30
The pressurized plants and fungi mentioned in the video have some surprising similarities. what differences would you expect them to have?
Answers: 1
Which describes the function of the human sperm cell’s structure? a. the nucleus contains all 46 ch...
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