Proteins are large, complex molecules that play many critical roles in the body. ... Proteins are made up of hundreds or thousands of smaller units called amino acids, which are attached to one another in long chains. There are 20 different types of amino acids that can be combined to make a protein.
Answer:
DNA and RNA structure and function. Nucleotides and polynucleotides. mRNA, rRNA, tRNA, miRNA, and siRNA
Explanation:
I don't normally do stuff like this so I do not know if it is even near being right
Coming up with the theory of evolution
Answer: The correct answer is : D. sagittal suture
Explanation: The sagittal suture connects the two parietal bones of the skull, it is a type of synartrotic fibrous joint. Fibrous joints with very little or no mobility are called synartrotic, the bones are held together by fibrous connective tissues. Synarthrosis occurs where there is bone growth. Synarthrosis protects and supports ligaments and muscles.
Most canyons were formed by a process of long-time erosion from a plateau or table-land level. The cliffs form because harder rock strata that are resistant to erosion and weathering remain exposed on the valley walls