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True [87]
2 years ago
15

What cell structure causes the shape of chloroplasts to be round?

Biology
1 answer:
morpeh [17]2 years ago
4 0

Answer: A plant cell has a cell wall, a central vacuole, and phosphids or chloroplasts. The cell wall provides structural support and protection.

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In a study of genetic variation of the Graceland gene, a researcher finds that there are two alleles in a population. In a large
Licemer1 [7]

Answer:

Option 1, No. The highest frequency of heterozygotes under Hardy-Weinberg equilibrium is 0.5

Explanation:

As per Hardy Weinberg’s equilibrium principle, the maximum frequency of heterozytotic individuals occur only when half of the population is dominant and recessive homozygous.  

In other way when the sum of frequency of dominant and recessive species is equal to 0.5, only then the frequency of heterozygotes is maximum which in any case would not be higher than 0.5.  

Hence, option 1 is correct

7 0
3 years ago
What is produced by the body to help neutralize acidic conditions
kenny6666 [7]
Bile neutralises the stomach acid.
4 0
3 years ago
A large, semi-truck hauling a full load and a small car are traveling in the same direction. as they approach a sharp curve in t
bezimeni [28]
Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions here.

Below are the choices that can be found elsewhere:

<span>semi-truck – it has more inertia
</span>
semi-truck – it has balanced forces

<span> small car – it has more inertia
</span>
<span>small car – it has balanced forces
</span>
The answer is "<span>semi-truck – it has more inertia"</span>
3 0
3 years ago
What are the functions of thymus?
salantis [7]
The thymus is a vital role in creating white blood cells.
3 0
2 years ago
4. What kind of bond is created by a weak electrical attraction between polar molecules?
Rzqust [24]

Answer:

hydrogen bond

Explanation:

by weak electrical attraction between two polar molecule hydrogen bond is developed between them

the example is water molecule in case of water two water molecules are attracted toward each other by strong hydrogen bond which is developed between highly electronegative oxygen of one water and electropositive hydrogen of another water molecule

8 0
2 years ago
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