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Elis [28]
4 years ago
7

PLEASE HELP!!!!! 19pts!

Biology
1 answer:
harina [27]4 years ago
5 0

Answer:

Ocean and river pollution: it has been solved but the problem is that the machine that filters plastic from the water is making it difficult for Fishermen to catch fishes.

that's the only I can think of that could cause problem

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Why is semi-conservative important
inn [45]
The importance of the semi-conservative model is unhealthy old and new genes cancel each other. The result new cells are disease and mutation free. ... DNA replication is semiconservative because DNA is composed of two complementary strands, each of which acts as template to construct a new strand complementary to itself.
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3 years ago
What happend to addie in 2017
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3 years ago
If an organism has 32 chromsomes in its somatic cells it comes from an egg cell that contains how many chromosomes
xxMikexx [17]
The Egg Cell as 23 Chromosomes 
5 0
4 years ago
You discover a new life-form, and study it under an electron microscope. you find that its cells have a peptidoglycan cell wall,
AysviL [449]

Answer:

              The new life form will come in domain of bacteria.

Explanation :

                   As we know that there are certain characteristic of bacterial cells which are listed below.

Composition of cell wall :

                                        Cell wall of bacteria is composed of carbohydrates protein complex known as peptidoglycan .

Presence of organelles :

                                       Bacterial cells lack all organelles except ribosomes

Presence of fatty acids in plasma membrane

The plasma membrane of bacterial cell is composed of a lipid bilayer made up of phospholipid. It contains fatty acids

Conclusion

                In microscopic studies of new organism all the characteristics features of bacteria have been found. So, this new life form belong to bacteria.


7 0
3 years ago
What are three ideas about evolution that scientists had before Darwin’s ideas were published?
Fiesta28 [93]

Answer:

Catastrophism, gradualism, and uniformitarianism I believe!

3 0
3 years ago
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