What do you mean unit 2.4 ???????????
<span>photosynthesis i believe
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<u>While our globe may never run out of water as a whole</u>, it's crucial to realize that pure freshwater isn't always available where and when humans require it. In fact, only six countries contain half of the world's freshwater. Over a billion people do not have access to adequate safe, clean water. Water scarcity will afflict the entire planet by 2040 unless water use is significantly decreased. "If we keep doing what we're doing now, there will be no water by 2040."
Answer:
The correct answer is "False".
Explanation:
Hydrogen bonding in DNA between Cytosine and Guanine is more stable that between Adenine and Thymine. This difference in stability is given by the number of hydrogen bonds that form the bindings among the nucleotides. Three hydrogen bonds are formed between Cytosine and Guanine, while only two hydrogen bonds are formed between Adenine and Thymine.
Answer:
the pollination of a flower by pollen from the same flower or from another flower on the same plant