Why does a population of fruit flies in a glass vial in the laboratory grow more slowly as it approaches its carrying capacity? a) flies stop mating so that overcrowding does not occur. b) chemical changes promote higher death rates in crowded populations. eliminate c) density-dependent factors lead to fewer births and increased mortality. d) density-independent factors lead to fewer births and increased mortality.
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Biology, 22.06.2019 07:00
Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction.
Answers: 3
Biology, 22.06.2019 19:30
When mitochondrial dna from living relatives was compared with mitochondrial dna from the skeletons, scientisits determined that skeletons 3,4,5,6 and 7 were members of the romanov family. which of these skeletons can be identified by name based on the evidence you have? explain your answer.
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Biology, 22.06.2019 21:30
Which of your fossils are most likely heterotrophs? which of them are autotrophs? how do you know?
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Biology, 23.06.2019 03:00
Achemical substance made by glands in the endocrine system that travel through the bloodstream and affects cells and tissues throughout the body ?
Answers: 1
Why does a population of fruit flies in a glass vial in the laboratory grow more slowly as it approa...
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