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harina [27]
3 years ago
7

A compound contains two or more ___

Biology
1 answer:
Tresset [83]3 years ago
4 0
A compound consists of two or more elements. 
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What component of Earth’s atmosphere exists entirely as a result of photosynthesis?
ryzh [129]
Salutations!

What component of Earth’s atmosphere exists entirely as a result of photosynthesis?

Oxygen is the component of Earth's atmosphere that is existed entirely as a result of photosynthesis. Photosynthesis is a procedure that plants and other different organisms use sunlight to make their food. It is a chemical procedure.

Hope I helped (:

Have a great day!
3 0
3 years ago
Addition, subtraction, multiplication, and division are all called ____.
Illusion [34]

Answer:

four basic operations of elementary arithmetic.

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3 years ago
Think about the dna coding sequence of a gene. if an a were swapped for a t, what kind of mutation could it cause and why?
sukhopar [10]
If an A (Adenine) were swapped for a T (Thymine) it will lead to A TRANSVERSION TYPE OF POINT MUTATION.

Replacement of an A with a T is a transversion type of point mutation because in transversion the purine is replaced with a pyrimidine. Since in this case only one nucleotide is replaced, it is a point mutation.
8 0
3 years ago
5. Mrs. Weasley has Type A blood but she is not sure if she is homozygous or
Stels [109]

Answer:

mrs weasley's genotype is  AA while Mr Weasley's genotype is AB

Explanation:

since the mating of Mr and Mrs Weasley results into = AA, AB, AA and AB

Mrs Weasley has homozygous type A blood while her husband Mr Weasley has heterozygous type A blood as well

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3 years ago
2. Some proteins within a cell can be viewed with a/an​
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Microscope

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