In order to reproduce, female sex cells must be fertilized by A. Sperm.
It depends upon the protein and also where the deletion of the single amino acid has occurred. Does ur alter or disrupt an important fundamental function or aspect of the protein such as the capability of substrates to bind to the active site, or is near a region that is primarily for developing the additional structure of the protein and is not as important. In most cases, a single amino acid change will not cause the protein to lose its complete function of be denatured.
B - Many Agricultural practices bear some pretty bad impacts on the environment. A, C and D are incorrect.
The G1 phase is a period in the cell cycle during interphase that happens after cytokinesis.
