All life on earth has descended from a common ancestor this theory was accepted when
a. a majority of scientists agreed with it
b. different scientists expressed different views on it.
c. newspapers and science magazines published it.
d. several experiments gave non-testable results for it.
Answers: 2
Biology, 21.06.2019 21:20
Atypical human cell is approximately 12.00 μm in diameter and enclosed by a membrane that is 5.000 nm thick. (a) what is the volume of the cell including the membrane? (b) what is the volume of the cell membrane? (c) what percent of the total volume does its membrane occupy? to simplify the calculations, model the cell as a sphere. enter your answers using four significant figures.
Answers: 3
Biology, 22.06.2019 06:00
Which kingdom includes some organisms that have no nucleus and can live in an environment with an extremely high salt content
Answers: 1
Biology, 22.06.2019 10:00
Based on the observation that only male crickets produce a song, you hypothesize that a male's song is a form of communication to potential mates. you set up a simple experiment to test this hypothesis. in the laboratory, you place a male snowy tree cricket in enclosure a, which is adjacent to enclosureb. in enclosure b, you place other insects, one at a time, and observe their responses to the male's song. the enclosures are designed so that the two insects being tested cannot see or smell each other, but sound is transmitted from enclosure a to enclosureb.
Answers: 1
All life on earth has descended from a common ancestor this theory was accepted when
a....
a....
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