Answer:A
Explanation: of course 30% fewer calories than that which they will normally eat because of their body size.
The primary source of energy that drives convection within the atmosphere and oceans is the sun.
The triplet of basis on the DNA and mRNA is known as a codon. It's a code for a specific amino acid.
The answer would be "<span>Cyclins are proteins that regulate when and how often a cell divides". Cyclins belong to a family of proteins that control the progression of a cell through its respective cell cycle. This is initiated by activating cyclin-dependent kinase (CDK) enzymes which regulate </span>transcription of RNA and process mRNA during mitosis.