Biology, 05.02.2020 10:56 keniaguevara32
Simple animals are able to supply their cells with nutrients through diffusion and active transport across cell membranes because a. they have complex circulatory systems.
b. their cells are in direct contact with the environment.
c. their cells are not in direct contact with the environment.
d. their blood transports oxygen and other materials through a series of blood vessels.
Answers: 3
Biology, 22.06.2019 02:20
Astudent analyzed ears of corn that demonstrated two traits in the f2 kernels, purple or white colors and smooth on wrinkled shapes. a tabulation of 135 individual kernels gave the following results: purple and smooth = 75 white and smooth = 28 purple and wrinkled = 24 white and wrinkled = 8 what would be the only phenotype present in the f1 ger
Answers: 3
Biology, 22.06.2019 07:30
Match the reproductive structures based on their function and the system to which they belong. egg ovary sperm vas deferens vagina fallopian tube testis urethra
Answers: 1
Biology, 22.06.2019 10:00
In one or two well-crafted paragraphs in your laboratory journal, summarize the process in which normal cells become cancer cells. your paragraph(s) must include each of the terms listed below. underline each term in your writing:
Answers: 2
Biology, 22.06.2019 10:30
There are fewer than 100 naturally occurring elements in the universe, but there are millions of different unified substances. explain how this can be true.
Answers: 1
Simple animals are able to supply their cells with nutrients through diffusion and active transport...
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