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Nikitich [7]
3 years ago
15

What is DNA and its structure

Biology
2 answers:
jenyasd209 [6]3 years ago
7 0

Answer:

DNA is (deoxyribonucleic acid) Is a self-replicating material. It is present in almost every living organism, as the primary constituent of chromosomes. It is the carrier of genetic organisms.

DNA is made up of molecules that are called nucleotides. Each nucleotide contains a phosphate group(a sugar group and a nitrogen base) The four types of nitrogen bases are adenine (A), thymine (T), guanine (G) and cytosine (C). The order of these bases is what determines DNA's instructions(or genetic code)

DaniilM [7]3 years ago
6 0

Answer:

Deoxyribonucleic acid or DNA is a molecule that contains the instructions an organism needs to develop, live and reproduce. These instructions are found inside every cell, and are passed down from parents to their children.

DNA structure --> DNA is made up of molecules called nucleotides.

Explanation:

I hope this helps!  :}

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Using the data you just reviewed, create a scientific argument of one to two paragraphs that support or oppose the current flu v
enot [183]

The flu vaccine is essential in our society and should be encouraged and financed whenever necessary. That's because, as we know, the flu is a disease of rapid proliferation and that imposes risks to the lives of some people. The vaccine has the ability to reduce the risk of a person being infected with the flu virus by 50%, this percentage is essential for people who are more sensitive to this virus such as the elderly, pregnant women and people with respiratory problems.

In addition, it is important that the manufacture and distribution of this vaccine is always financed, because the flu virus is a very changeable circle that is constantly changing and needs to be combated annually.

5 0
3 years ago
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Which of the following is not true about cells?
ale4655 [162]
I believe it is D, the reason being is because they form on their own, not from a living or dead organism. It can't be B because that is true, and the same for C. hope this helps, have an amazing day :)
7 0
3 years ago
Xenotransplantation is using nonhuman animal organs in transplantation. Many people are against this practice. What would be the
romanna [79]

Answer:

A. There are more people on transplantation lists than donor organs so xenotransplantation can save people’s lives

Explanation:

Xenotransplantation, ie using non human animal organs in transplantation, has following most crucial favouring argument

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6 0
2 years ago
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(a) (1) State similar characteristics between the sea teak leaf and the weeping willow leaf
m_a_m_a [10]

1. Answer:

Both these leaves are quite similar because of their physical appearance. <em>The sea teak leaf and weeping willow leaf are narrow and elongated. However, a weeping willow leaf has tapered edges. </em>

The scientific names of sea teak and weeping willow plants are Podocarpus polystachyus and Salix babylonica.

  • The leaves of both these plants are simple regardless of their receptive compound appearance. This is due to the presence of complex vein structure on the leaf.

2. Answer:

<u>There many differences between sea teak leaf and weeping willow leaf.</u>

Sea teak leaf is 3-10 cm long while weeping willow leaf is only 6 cm long.  

Sea teak leaves are bright green and shiny while weeping willow leaves are green at top and white at the bottom.

<em>The bark of weeping willow can be used to obtain various medicines. Meanwhile, the leaves of sea teak plants are chewed to ease pain of joints. </em>

<u>Weeping willow trees are found in areas of China, South-West Asia and Europe. </u>

<u>Sea Teak trees are found in Indonesia, Malaysia etc.</u>

4 0
3 years ago
How are genes chromosomes and heredity related to one another?
anygoal [31]

Answer:

These two copies of the gene contained in your chromosomes influence the way your cells work. The two alleles in a gene pair are inherited, one from each parent. Alleles interact with each other in different ways. These are called inheritance patterns.

Explanation:

sorry if this is wrong bc i know you need a good answer but i hope this helps!

4 0
3 years ago
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