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9966 [12]
3 years ago
7

What conditions are needed to form organic molecules from inorganic molecules? (A: Abundance of oxygen and the ozone layer) (B:

Active volcanoes and very cold temperatures) ( C: Presence of inorganic molecules with lightning and intense radiation) (D: Low levels of ultraviolet radiation and a specific mixture of gases).​
Biology
1 answer:
schepotkina [342]3 years ago
6 0

Answer:

c

Explanation:

the theory suggest that formation of organic molecules takes places by the help of inorganic material along with lightening and intense radiation

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The genetic code is redundant. What is meant by this statement? (A) A single codon can specify the addition of more than one ami
Studentka2010 [4]

The genetic code is redundant. The meaning of this statement is that (D) More than one codon can specify the addition of the same amino acid.

Genetic code is a set of three nucleotides (mRNAs) that code for an amino acid together. The concept of given by Francis Crick. These codes are standard in majority of the organisms on Earth, hence the code is universal. For example, UGG codes for tryptophan.

Amino acids are the molecules that are involved in the formation of proteins. They have an amino group as well as a carboxylic group attached to the same alpha-carbon. There are 22 amino acids in the body that are involved in protein synthesis.

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3 0
2 years ago
(a) In human populations where HIV infection is common, are the frequencies of these "resistance genes" increasing, decreasing,
Misha Larkins [42]

Answer:

Increasing

Explanation:

This particular question or problem can be likened to a deductive reasoning. The viral disease known as HIV stand for Human Immunodeficiency Virus which is a disease that damages the immune system of anyone affected with the disease. The Human Immunodeficiency Virus goes through four main stages or steps that is to say the infection stage/step, the stages in which the symptoms does not show, the stages at which the symptoms start to show and the stage at which the Human Immunodeficiency Virus goes or turns to AIDS.

The frequencies of these "resistance genes" In human populations where HIV infection is common will increase. When Human Immunodeficiency Virus infection is common, people in  that particular society will develop more resistance to the virus and the survival of the fittest is taken into account as people with more resistance tends to be more healthier than the ones with less resistance.

6 0
3 years ago
What proportion of people who are infected with polio develop neurological problems?
Elena L [17]

Answer:

...

Explanation:

3 0
3 years ago
Explain the main functions of the roots
Vesnalui [34]

Answer:

to anchor the plant to the ground. equalizing osmosis in the plant and feeding water up through the roots.

4 0
3 years ago
Gatorade is a common beverage athletes drink. Gatorade can be made from powdered drink mix and water. In this solution, which is
Allushta [10]

Answer:

The solute is powdered drink mix

Explanation:

The solute is powdered drink mix is solute because solute is any substance that dissolves in a solvent while solvent is the substance that dissolve solute or the dissolving medium. When solute dissolve in solvent it is called solution.

Solution is an homogeneous mixture of substance which comprises of solute that dissolve in solvent.

5 0
3 years ago
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