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fredd [130]
3 years ago
11

Earth is the only planet known to have _____.

Biology
2 answers:
UkoKoshka [18]3 years ago
8 0

Answer:

Earth is the third planet in close proximity to the sun. It is the home of majority of organisms in the world.

It is a special planet and it is the only planet to have an atmosphere which contains free oxygen, water bodies on its surface and most importantly life.

dmitriy555 [2]3 years ago
6 0
A biosphere because earth is the only planet to have living organism. No other planet is known to contain life.
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A protein may consist of as many as _____ amino acid molecules. 500 2,000 5,000 48
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Answer;

5,000 amino acids.


Explanations;

Amino acids are the basic building blocks of proteins; contains a carboxyl group (-COOH) and an amino group (-NH2).

Proteins are large, complex organic molecules consisting of a large number of amino acids linked together by peptide bonds.

A protein may consist of as many as 5, 000amino acids.

5 0
3 years ago
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Explain how and when an egg is produced and completes its development?
Xelga [282]
The egg is produced by the female part the "ovaries", then sent down to the fallopian tube during sexual reproduction which then where the sperm and egg meet which then forms a baby that grows in the uterus for 280 days or 40 weeks. :)
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3 years ago
Which of the following cells promotes inflammation and causes phagocytosis
Viefleur [7K]

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Classical and Alternative complement systems

Explanation:

8 0
3 years ago
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speckled chickens, created by parents of two different colors (some black and some white). What are these chickens an example
Assoli18 [71]

The speckled chickens, which were created by parents of two different colors (some black and some white) is an example of codominance.

<h3>What is codominance?</h3>

Codominance is a condition in which both alleles of a gene pair in a heterozygote are fully expressed, with neither one being dominant or recessive to the other.

Codominance is a phenomenon in which two alleles (different versions of the same gene) are expressed to an equal degree within an organism. As a result, traits associated with each allele are displayed simultaneously.

According to this question, an example of codominance in animals include speckled chickens, which have alleles for both black and white feathers.

Two chickens with black and white coloration mates, to produce an offspring that posseses both phenotypes of the parent, which is called speckled chicken i.e. black and white.

Learn more about codominance at: brainly.com/question/14053639

#SPJ1

8 0
2 years ago
Dating the fossil at the site it was found, without benefit of laboratory equipment, would BEST be described as
galina1969 [7]

Answer:

Answer c) Relative Dating.

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3 years ago
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