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andrey2020 [161]
3 years ago
10

How could the basic compounds necessary for life have been formed on early Earth

Biology
1 answer:
Scorpion4ik [409]3 years ago
5 0

Answer:<em> The Miller-Urey experiment provided the first evidence that organic molecules needed for life could be formed from inorganic components. Some scientists support the RNA world hypothesis, which suggests that the first life was self-replicating RNA.</em>

Explanation:

Simple organic compounds might have come to early Earth on meteorites.

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Peter and rosemary grant began studying the galapagos finches in 1973. For about 40 years, they studied the finches on daphne ma
laiz [17]

Peter and rosemary discovered a natural ecosystem with an extreme climate, oscillating between cycles of intense drought and abundant rainfall, as well as an uncontaminated area that had never been explored by humans. This was an excellent location to study the evolution of Galapagos finches.

  • For their outstanding long-term studies showing evolution in action in Galápagos finches, Peter and Rosemary Grant are renowned.
  • They have shown that natural selection is responsible for the incredibly quick changes in body and beak size in response to variations in the availability of food.
  • Due to the lack of predators or rivals for the finches, Daphne Major makes an excellent location for research.
  • (The cactus finch is the only other finch on the island.)
  • The weather, and consequently the availability of food, has a significant impact on the medium ground finch's capacity to survive.

learn more about Galápagos finches here: brainly.com/question/960688

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7 0
1 year ago
How many pairs of chromosomes are in a body cell of a macaw?
natulia [17]
There are 35 pairs 
but 70 all together 

7 0
3 years ago
Which could best be used to explain why bacteria can infect a person very quickly? outer capsule binary fission protective cover
Softa [21]

Answer:

genetic recombination

Explanation:

Bacteria and other harmful organisms like viruses infect people rapidly with genetic recombination.

Hope it helps.

6 0
3 years ago
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Will mark brainliest if the answer is correct: ""how does the presence of reptilian and mammalian nephrons provide evidence for
Varvara68 [4.7K]

Answer:

Nephrons in birds, mammals, and reptiles are all extremely similar, more so than other structures in the bodies of different species, solidifying the relatedness through similarity.

Explanation:

Birds can be said to have "mammal-like" nephrons from the number of loops and overall structure of their kidneys, which, although they look very different, serve the same purpose and do it in largely the same way. Reptiles also have mammal-like nephrons, and it can be assumed that this evolutionary trait was kept because the specific structure of the nephrons is generally the most efficient.

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2 years ago
Need help ASAP
Natalka [10]
1- option 2
2- option 1
6 0
2 years ago
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