Answer:
Angiosperms evolved during the late Cretaceous Period, about 125-100 million years ago.
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The contractile vacuole expels excess fluid from the cell.
It is the process<span> of transcribing or making a </span>copy<span> of </span>genetic information stored<span> in a</span>DNA<span> strand into a complementary strand of RNA (messenger RNA or </span>mRNA<span>) with the aid of RNA polymerases. ... The </span>process<span> follows transcription in which the </span>DNA<span>sequence is copied (or transcribed) into an </span>mRNA<span>.</span>
Answer:
Nitrate deficiency
Explanation:
Plants absorb nitrates in water through their roots. Nitrates are present in high levels in plant fertilisers. Without nitrates, the amount of chlorophyll in leaves reduces. This reduces the plant's ability to photosynthesise and grow properly, which reduces the farmers' crop yield .