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Katena32 [7]
3 years ago
15

According to the fossil record, which statement

Biology
2 answers:
Pepsi [2]3 years ago
6 0
<span>(1) Most of the species that have lived on Earth no longer exist.</span>
Scientists actually believe that 99.9% of all species to have lived on this planet are now extinct.
jolli1 [7]3 years ago
4 0

Answer:

(1) Most of the species that have lived on Earth no longer exist.

Explanation:

Fossil describes the remnant or trace of animals or plants in a geologic age that is preserved in the Earth's crust. It can be studied to give a fossil record, which is an evidence of past existence of a plant or an animal.

Fossil record is the history of life of an organisms documented by fossil that has been preserved in rocks. It helps paleontologists, archaeologists, and geologists to make accurate predictions about events and species.

Scientists believe that almost 99.9% of species of different organisms that have lived on Earth are now extinct. Therefore according to fossil record, most of the species that have lived on Earth no longer exist.

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Select the correct answer.
timofeeve [1]

Answer: Your answer is C!

Explanation:

Because of the 8 electrons in the outermost shell, the maximum number they can have, the elements are very stable and rarely react with other substances.

5 0
3 years ago
Read 2 more answers
Complete to two case studies below using pages 36-37 which describe human modification
spin [16.1K]

Answer:

The human body is modified with the environmental needs.

Explanation:

A human body is exposed to its environment. There are body enzymes which reacts together to adjust in a certain environment. People living in polluted area are used to of that pollution. They drink polluted water, breathe in polluted air and are still alive but when someone from other area visits such environment, they fall ill and cannot survive in that polluted environment. This is entirely because their body refuses to accept the new changes in environment quickly.

4 0
4 years ago
What is evolution???
Feliz [49]
Evolution is change in the heritable characteristics of biological populations over successive generations
6 0
3 years ago
In the cross AaBbCc × AaBbCc, what is the probability of producing the genotype AABBCC? In the cross AaBbCc × AaBbCc, what is th
uranmaximum [27]

Answer:

1/64

Explanation:

Parent 1: AaBbCc

Parent 2 : AaBbCc

When the cross is checked for individual gene:

Aa X Aa =

    A     a

A  AA  Aa

a   Aa  aa

Probability of producing an AA organism is 1/4

Similarly, probability of producing a BB from Bb X Bb would be 1/4

Probability of producing a CC from Cc X Cc would be 1/4

Hence, probability of producing an AABBCC would be:

1/4 * 1/4 * 1/4 = 1/64

4 0
4 years ago
Describe the effect on animal cells of the cells do not contain enough water
lesya [120]

Answer:

Animal cells also take in and lose water by osmosis. They do not have a cell wall, so will change size and shape when put into solutions that are at a different concentration to the cell contents. Red blood cells lose water and shrink in a concentrated solution. They swell and burst in a solution that is too dilute.

4 0
4 years ago
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