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Scilla [17]
2 years ago
9

Which wave has the higher frequency A or B?

Biology
2 answers:
Lera25 [3.4K]2 years ago
7 0

Answer:

b wave has the higher frequency

Svetlanka [38]2 years ago
5 0

Answer:

wave b has the higher frequency

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What are the five pieces of evidence of evolution
OLEGan [10]
Ancient organism remains, fossil layers, similarities among organisms alive today, similarities in DNA and similarities of embryos.
7 0
3 years ago
Explain why two oxygen atoms bond to a carbon atom to make a stable molecule of a carbon dioxide?
Sergio039 [100]

Answer:

The answer to your question is:

Explanation:

When carbon attached to oxygen, they form covalent bonds, in these kind of bonds, atoms share electrons to acquire stability.

Atoms acquire stability when they have 8 electrons in their outermost shell.

When carbon share electrons with oxygen they acquire 8 electrons and they are stable.

See the picture below

Red is carbon and blue oxygen

8 0
3 years ago
What human cell has the largest surface area to volume ratio? And what is the ratio
sergiy2304 [10]

The human cell has the largest surface area to volume ratio is Sperm cell or spermatozoa  and its ratio is 1.55

<u>Explanation:</u>

Spermatozoa is a uni-flagellar motile sperm cell that basically determines the sex of an offspring. It moves from the haploid male gamete,its contributes in 1/2 nuclear genetic information to diploid.

The surface area of sperm cell is measured by micro-metric method or electron mircographs using stereo-logical method. While the volume will be measured by stereology or radio label volume exclusion method. The volume and surface area inversely proportional to cell size.

7 0
3 years ago
A person cannot see a single cotton thread 100 feet away, but if you wound thousands of threads together into a rope, it would b
Elena-2011 [213]

Answer:

Yes, it is

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It is very much analogous. Just as in the analogy explained, DNA isn't visible to the naked eye when it is alone or single, or just one. On the other hand, it is very much easier to see when the DNA are in a cluster, just like in the cotton example.

Succinctly put, the example is analogous to DNA extraction

8 0
2 years ago
A stream or river that runs into another stream or river is called a​
Maksim231197 [3]

Answer:

tributary

Explanation:

A tributary is a river that runs into another river.

4 0
2 years ago
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