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Ksju [112]
3 years ago
7

Life would not be possible If it wasn't for nitrogen cycle because.....

Biology
1 answer:
Neporo4naja [7]3 years ago
7 0
Nitrogen is an important part of our bodies. Amino acids all contain nitrogen and these are the building blocks that make up the proteins in your hair, muscles, skin and other important tissues. Nitrogen is an important part of your DNA, which defines what you are like in many ways.
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What are enterocoelous and schizocoelous organisms?
Mars2501 [29]
Schizocoely is a process by which some animal embryos develop while splitting the mesodermal embryonic tissue. On the other hand, <span> enterocoelous was formed </span><span>in which the coelom forms from pouches "pinched" off of the digestive tract.</span>
6 0
3 years ago
How do the chromosomes in most cells of an organism, such as the leaf cells of a plant, compare to the chromosomes in its reprod
Lunna [17]

Answer:

Reproductive cells have half the amount of chromosomes than body cells

Explanation:

I think that you are talking about body cells when you say "most cells in an organism." If that is the case, then the reproductive cells, sperm and egg cells, have half the amount of chromosome than body cells.

For example: Human body cells have 46 chromosomes. Human reproductive cells has 23 chromosomes.

In sexual reproduction, each parent gives 1/2 of a full set of chromosomes to create the full set needed for an organism.

8 0
3 years ago
With regard to earthquakes, what are measuring devises with lasers used for?
horrorfan [7]
Hi! I believe that the lasers are used for measuring the earthquakes movement and how much worse it is going to be with the next earthquake. But they would also measure how much force there was and how much more or less there will be. :) Hope this helps. :)

7 0
3 years ago
Classify each statement based on whether it describes prokaryotes only, eukaryotes only, or can describe both prokaryotes and eu
Phantasy [73]

Answer:

unicellular - both prokaryotes and eukaryotes

contain mitochondrion - eukaryotes only

are generally less than 2 pm - Prokaryotes only

multicellular - eukaryotes only

lack membrane-bound organelles - prokaryotes only

Explanation:

Prokaryotes are generally unicellular, that is, they are made up of single cells only. However, there are unicellular and multicellular eukaryotes with some eukaryotes like humans and advanced plants having as many as millions of cells.

Prokaryotes generally lack nucleus and other membrane-bound organelles such as chloroplast and mitochondrion. Eukaryotes on the other hand have nucleus and membrane-bound organelles such as mitochondrion and chloroplast.

When it comes to size, prokaryotes are generally small and microscopic while eukaryotes consist of both microscopic and macroscopic cells or organisms. However, prokaryotes are generally smaller than microscopic eukaryotes.

7 0
3 years ago
Use the information gathered in the Epistasis animation to answer the question. Although both dominance and epistasis involve ma
Dafna11 [192]

Dominance involves one allele masking another at the same locus whereas epistasis involves one locus masking a different locus.

Explanation:

Epistasis is a type of gene interaction in which one gene masks or modifies the expression of another gene at a distinct locus.

Dominance refers to the gene interaction in which one allele of a given gene masks the expression of another alllele of same gene.

The comparison of dominance and epistasis give the following  information:

  • Dominance  involves  allelic suppression while epistasis involves non-allelic suppression.
  • Dominance involves a single pair of alleles while epistasis involves two pairs of allele.
  • In dominance, the expression of recessive allele is suppressed while in epistasis, either recessive or dominant  non allele is suppressed.
  • The effect of dominance is due to the dominant allele while epistasis may be due to dominant or recessive allele.

8 0
3 years ago
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