Yes, waves can carry energy through
The question is; would a drug that binds irreversibly to these receptors be an effective contraceptive in mammals?, the answer is;Yes; because if the receptors are blocked the sperms will not be able to penetrate the zonal pellucida of the egg. Contraceptives prevents pregnancy by interfering with the normal process of ovulation, fertilization, and implantation.
Fossils can show structural similarities and differences in organisms over time revealing the vast diversity of life forms that have and continue to exist on Earth.
Comparisons between living organisms and fossils also allow scientists to make inferences about the lines of descent.
Answer:
b
Explanation:
because they are held together by ester bonds not peptide bond :)
Answer:
The element carbon is actually the chemical basis for all life. It is the most important because it can be used to form many essential compounds.
Carbon takes up almost 20% of the weight of an organism, and it is essential for them to live and grow. (Also to reproduce.)
