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storchak [24]
3 years ago
12

When did the Phanerozoic eon begin?

Biology
1 answer:
laiz [17]3 years ago
7 0

Answer:

b

Explanation:

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Will the sun eventually become a neutron star?
qaws [65]

answer:

our sun will never become a neutron star.

explanation:

  • neutron stars are born from suns that are 10-20 times the size of ours.
  • in 5 billion years our sun will become a red giant and then eventually a cold white dwarf which is similar to a neutron star, just much larger and much less dense.
5 0
3 years ago
Which two atoms form a covalent bond?
LenKa [72]

Answer:

D.

Explanation:

5 0
3 years ago
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Which of the following was the major contribution made by Avery, MacLeod, and McCarty that strengthened the argument that the tr
galben [10]

The major contribution made by Avery, MacLeod, and McCarty was 'transformation of nonvirulent cells with a DNA extract was blocked only if DNase was added'. This observation supported the idea that the transforming agent in Griffith's experiment was DNA.

The Avery–MacLeod–McCarty experiment showed that DNA was the transforming agent observed in Griffith's experiment.

Griffith's experiment (1928) suggested that bacteria were capable of transferring genetic information (DNA) by a process of horizontal gene transfer called transformation.

While the bacteria were killed by heat, Frederick Griffith observed that the DNA had was taken up by II-R strain bacteria via transformation.

Avery–MacLeod–McCarty experiment observed that protease enzymes did not destroy the transforming agent (but DNAse destroyed this transforming principle), thereby suggesting that the transforming agent in Griffith's experiment was bacterial DNA.

Learn more in:

brainly.com/question/927265?referrer=searchResults

3 0
2 years ago
. Which of the following would make the lines on your graphs closer together?
Otrada [13]
Weaker gel concentration could make the lines on the graphs closer together
3 0
3 years ago
Which choice below best describes the factors that can affect an ecosystem’s stability?
kirill [66]

Predator and Prey relationships would have the most effect on an ecosystem's stability because they keep a limit number on the opposing population (ex. rabbit population can only get so high because wolves keep eating them / wolf population can only be so high because there is't enough rabbit to eat)
4 0
2 years ago
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