Biology, 31.01.2020 01:43 shayhiddinovxasan93
There are two species of sparrows that appear very similar to each other. a scientist tried to mate them. he observed that in spite of being of the same species, they didn’t interbreed. what evolutionary force must have worked in this example?
a. migration
b. geographical isolation
c. reproductive isolation
Answers: 3
Biology, 21.06.2019 18:30
How is the male reproductive system different from other body systems? it isn’t necessary to vital signs. it monitors other body systems, and adjusts if necessary. it transports items from one system to another. it is the only system that produces hormones in the male.
Answers: 1
Biology, 22.06.2019 11:00
In pea plants, yellow seed color (y) is dominant and green seed color (y) is recessive. based on the punnett squares, what are the chances that the offspring in the second generation will have green seeds? first generation y y y yy yy y yy yy second generation y y y yy yy y yy yy there is a % chance that the offspring will have green seeds.
Answers: 2
Biology, 22.06.2019 13:10
Which of the following is likely not involved in this example of ecological succession? a) the rotting remains of plants add to the fertility of the soil. b)the soil becomes so fertile that eel grass is replaced by other plant species. c) the roots from plants stabilize the sediment, keeping it in place. d) the concentration of salt becomes so high that all plant life is destroyed.
Answers: 1
Biology, 22.06.2019 16:00
Qué sucede cuando una persona tiene muy poco o demasiado costeroides?
Answers: 1
There are two species of sparrows that appear very similar to each other. a scientist tried to mate...
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