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snow_lady [41]
3 years ago
13

Because whales do not walk, their pelvic bones are examples of unused structures.

Biology
1 answer:
labwork [276]3 years ago
4 0

Answer:

Hips don't lie: Whale pelvic bones are not vestigial but instead evolved to help the marine mammals maneuver better during sex. Whales have especially small pelvic bones compared to their body size. “Contrary to popular belief, these are not vestigial structures. They do have a function.

Explanation:

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Cells produced by the root and shoot tip meristems become the tissues of the plant body.
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4 years ago
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During a nuclear reaction, an isotope of a certain atom gives off a particle consisting of two protons and two neutrons, and the
aev [14]

Answer:

Type of radioactive decay which has occurred is an alpha decay.

Explanation:

Type of radioactive decays:

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3 years ago
Why are frogs tongues anchored at the front of their mouth?
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4 0
3 years ago
The salt concentration in a cell's cytoplasm is 0.9%. The cell is placed in a 10% salt solution. Which term best describes the 1
fenix001 [56]

The term that best describes the 10% salt solution relative to the cytoplasm of the cell is ' Hypertonic'

Explanation:

When the concentration of two solutionare compared they can be described as hypertonic, hypotonic or isotonic with relation to one another.

When two solutions have same concentration and osmotic pressure they are said to be isotonic solutions.

The solution which has higher molecular concentration and higher osmotic pressure than the other solution is called hypertonic solution.

The solution which has lower molecular concentration and lower osmotic pressure with respect to other solution is called hypotonic solution.

Here the solution of salt has a higher concentration than cell sap so it is a hypertonic.

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Explanation:

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