Answer:
Stem cell research can potentially help treat a range of medical problems. It could lead humanity closer to better treatment and possibly cure a number of diseases: ... Alzheimer's Disease. Heart Diseases, Stroke and Diabetes (Type 1)
Answer:
"The natural extinction rate" defines the background extinction
Explanation:
The background extinction rate which is being used for the evaluation of the rate by which the extinction in the earth's geological as well as the biological past took place before the contribution of the human beings as the primary contributors to the extinctions. Extinction happens when the last species of the plants or the animals dies out. This occurs as a result of the climate change or human activity.Background extinction occurs at a steady rate over geological time and is the result of normal evolutionary processes, with only a limited number of species in an ecosystem being affected at any one time.
Answer:
B. tRNA molecules bring amino acids for the ribosome to link together.
Explanation:
Transfer ribonucleic acid (tRNA) is a type of RNA molecule which are responsible for the decoding of messenger RNA (mRNA) into protein. During translation, with the help of tRNA, protein in the form of amino acid is produced from a messenger RNA molecule. The tRNA recieves message of nucleic acid and formed protein according to the instructions.
They are both happening very slowly