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The 21 amino acids can be arranged in many different ways. It is possible with just this small number of amino acids to create thousands of different types of proteins. Think of amino acids like they were little connecting blocks, such as legos. You have 21 of them before you. How many different ways can you arrange them? The formation of protein is similar.
Answer:
i can help u with the 3rd one
Explanation:
Answer:
Diploid
Explanation:
Almost all the animals have a diploid-dominant life cycle. In the early stage of embryo development, the germ cells are made in gonads which undergoes mitosis and meiosis to make more germ cells and haploid gametes respectively. So the resulting zygote formed by fertilization having 46 chromosomes, 23 from each human sperm and eggs. That the reason why the resulting zygote have the characteristic number of chromosomes of that particular species.
I’m pretty sure this is right
The thermosphere is the layer in the Earths atmosphere directly above the mesosphere and below the exosphere. Within the layer of atmosphere, ultraviolet radiation causes photoionization of molecules creating ions the thermosphere continues the larger part of the Ionosphere.