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mrs_skeptik [129]
3 years ago
12

Explain how protoadry prevents self polllination​

Biology
1 answer:
NeTakaya3 years ago
5 0

Explanation:

Protandry - Male reproduction organ/anthers androecia/ stamens mature earlier than female reproduction organ/ carpels/ stigma/ pistil/ gynoecium in a flower. (ii) Self sterility - pollen grains are sterile to stigma of the same plants or same flowers.

I hope it's helpful for you.....

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A part of an mRNA has the sequence CCG. Which change to this sequence
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Answer:

A single nucleotide changes in CCG which will result in missense mutation can be many possibilities.

Explanation:

Missense mutations  

CCG codes for Proline amino acid

• Mutation in first nucleotide codes for  

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• Mutation in second nucleotide specify for coding

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