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Dvinal [7]
3 years ago
10

Which structures contain DNA within the cell nucleus?

Biology
2 answers:
lions [1.4K]3 years ago
6 0

The answer is B.

chromosomes

umka2103 [35]3 years ago
5 0
Chromosomes <span>structures</span> contain DNA within the cell nucleus
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How are the carbon cycle, photosysthesis, and cellular respiration related?
Mandarinka [93]

Explanation:

they are all related to CO2 in a way

3 0
2 years ago
The ability of one genotype to reproduce more successfully relative to other genotypes is referred to as a. fitness. b. exclusiv
wlad13 [49]

Answer: Option A.

Fitness.

Explanation:

Fitness is the survival or reproductive rate in which a genotype or phenotype have the ability to reproduce more successfully or leave offsprings relative to other genotypes or phenotypes. It is the quantitative representation of natural or sexual selection. It is represented by w.

5 0
3 years ago
Cattle depend on microorganisms in their digestive tract to digest the cellulose in their diets. The cattle and the microorganis
GaryK [48]
<h2>The correct answer is: Mutualism.</h2>

Explanation:

  • Mutualism can be defined as a type of symbiotic relationship.
  • Symbiosis can be defined as the type of ecological interplay in between two species localized in the same habitat in which at least one of the species gets benefited in the form of food, shelter or protection due to the interaction.
  • Mutualism is a type of positive symbiosis in which both the species involved in the ecological interplay benefits due to the interaction in between them.
  • In the given question, some micro-organisms survive in the digestive tract of the cattle.
  • These micro-organisms produce the enzyme, cellulase, which helps in digesting cellulose present in the food consumed by the cattle.
  • The cattle is incapable of producing this cellulase enzyme by itself and is dependent on the micro-organisms for its synthesis.
  • Hence, the the micro-organisms help the cattle in obtaining nutrition and energy by the digestion of cellulose.
  • On the other hand, the micro-organisms get shelter, nutrition and protection in the gut of the cattle.
3 0
3 years ago
Early in genetic research, it was suggested that the genetic code might be made up of overlapping codons in which the last two b
yuradex [85]

The genetic code is called non-overlapping because adjacent codons can not overlap, whereas in this case, the code is overlapping.

<h3>What does 'overlapping code' mean?</h3>

The genetic code does not overlap because the same nucleotide in the sequence cannot be used to encode two different codons.

In genetics, overlapping refers to a feature of the genetic code associated with how this nucleotide code is read.

In conclusion, the genetic code in this case is overlapping.

Learn more about the genetic code here:

brainly.com/question/16914106

#SPJ1

4 0
1 year ago
How are stars classified?
RUDIKE [14]

Answer:

Stars are classified by their spectra (the elements that they absorb) and their temperature. There are seven main types of stars. In order of decreasing temperature, O, B, A, F, G, K, and M.

Explanation:

O and B stars are uncommon but very bright. M stars are more common but dim.

3 0
3 years ago
Read 2 more answers
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