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Nata [24]
3 years ago
7

Which of the following cycles does not involve living organisms?

Biology
2 answers:
jekas [21]3 years ago
8 0

Answer: c

Explanation: edg 2020

34kurt3 years ago
7 0

Hey can you tell which are the following options....

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What are the products of the light reactions of photosynthesis
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During these initial reactions, water is used and oxygen is released. The energy from sunlight is converted into a small amount of ATP and an energy carrier called NADPH. Together with carbon dioxide, these are used to make glucose (sugar) through a process called the Calvin Cycle.

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Three billion years ago, Earth's atmosphere was very different. It included the gases methane and ammonia. If scientists found a
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3 years ago
The _____ is a layer of the embryo, which will become the circulatory system, bones, muscles, excretory system, and reproductive
nekit [7.7K]

Answer;

Mesoderm

The mesoderm is a layer of the embryo, which will become the circulatory system, bones, muscles, excretory system, and reproductive system.

Explanation;

-The germ layers develop early in embryonic life, through the process of gastrulation. An inner layer, called endoderm, and an outer layer, called ectoderm and a middle layer called mesoderm.

-The embryonic endoderm develops into the interior linings of two tubes in the body, the digestive and respiratory tube. the lining of the follicles of the thyroid gland and the epithelial component of the thymus.

-Ectoderm develops into parts of the skin, the brain and the nervous system. Mesoderm gives rise to bones, muscles, the heart and circulatory system, and internal sex organs.

4 0
3 years ago
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Different forms of the same gene are referred to as:
Masteriza [31]

Answer:

Alleles

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In diploid organism, genes occur in pairs on chromosomes and such pairs are referred to as allelic pairs. An allele is an alternative form of the same gene that controls the development of a pair of contrasting genes. The genetic constitution of an organism is known as genotype while its phenotype refers to a set of observable characteristics of an organism which are an expression of an individual genotype.

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3 years ago
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9. What part of the body covers the windpipe when you swallow?
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epiglottis

Hope it helps:)

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2 years ago
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