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wariber [46]
2 years ago
6

One a feature of the structure of all DNA Molecules is the

Biology
1 answer:
liberstina [14]2 years ago
5 0

Answer:

The structure of the DNA is ideal for the complex function that it plays.

Some of the features of the structure of all DNA molecules are:

<em>Sugar- phosphate backbone:</em>

The sugar- phosphate backbone is ideal for providing the DNA a ladder- like shape which is essential for its functions.

<em>Hydrogen bonds:</em>

The hydrogen bonds present in the nucleotides keep both the DNA strands intact. If the hydrogen bonds were not present then the double helix would not have been able to form.

<em>Coiling:</em>

The structure of the DNA is coiled and super coiled so that it can fit into an organism.

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Cortical thickening in five- to 11-year-olds in the ________ may reflect improvements in language abilities, such as in reading.
Goryan [66]

Answer:

Frontal and temporal lobe areas.

Explanation:

Brain is one of the most important organ of the body as it regulates all the body coordination and also controls the other system of the body. Human brain is divided into fore brain, mid brain and hind brain.

The cortical region of the brain gets thicken at the 5- 11 years old especially the frontal and temporal lobe areas. These areas of brain are involved in the language abilities, thinking, reading and writing. The thickening of the frontal and temporal lobe improves the reading ability of the 5-11 years old children.

Thus, the answer is frontal and temporal lobe.

8 0
2 years ago
Describe the two patterns Wilson observed regarding the distribution of ants on Melanesian islands.
monitta

Answer:

human invasions and expansion/contraction cycles during glacial-interglacial periods

Explanation:

In 1961, the biologist Edward Osborne Wilson studied the distributional, behavioral and morphological characteristics of ants living in the Melanesian archipelago. After his study, Wilson then proposed a hypothesis to explain the biogeographic dynamics of Melanesian ants which has been referred to as the 'taxon cycles'. Taxon cycles are defined by stages of expansion and contraction in the range of distribution of species combined with evolutionary adaptive changes in their ecological niches. These cycles can be represented by historical processes of invasion that resemble human invasions. In the last years, it has been shown that Wilson's hypothesis is supported by predictions obtained by modern methodologies for investigating taxon cycles (i.e., evolutionary phylogenetic methods).

8 0
3 years ago
TRUE OR FALSE? The first system to show signs of life is the<br> respiratory system.
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Ithe answer is true
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Answer:D. This is the only cell cycle phase when the chromosomes are unduplicated

Explanation:

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The cytoplasm and two nuclei that are formed during mitosis are separated into two identical daughter cells during _______.
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Sister chromatid cells I believe
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