I would say that the answer is b because it can be A-blood B-blood or AB blood but since that isn't an option i would say b is the answer.
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One is that is releases toxic gasses.
I don't know another sorry.
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They’re all trying to tell people something
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DNA has a double- helix structure which means it has two strands. The DNA strands are made from sugar (Deoxyribonucleic), phosphates and nitrogenous bases. There are 4 nitrogenous bases, 2 purine and 2 pyrimidine. The 2 purine bases are Adenine and Guanine. The pyrimidine bases are Thymine and Cytosine. DNA gives our genes.
RNA is a single strand unlike DNA. The strands are made from sugar (ribonucleic), phosphate and the nitrogenous bases. There are 4 nitrogenous bases 2 purine and 2 pyrimidine. The 2 purine bases are Adenine and Guanine. However, the 2 pyrimidine bases are Uracil and Cytosine. The function of RNA is to contribute to releasing proteins based on our rRNA and tRNA and mRNA. This process is known as RNA and transcription.
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Answer:
An adaptation is a mutation or genetic change, that helps an organism, such as a plant or animal, surive in its environment. The mutation has become an adaptation. Structural and Behavioral Adaptations. An adaptation can be structural, meaning it is a physical part of the organism.
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