D) a change in protein synthesis
Answer:
i'm learning DIT
Explanation:
so this year we were learning excel, word, and PowerPoint. currently we are learning how to use word in the beginning it was excel because my teacher said it was the hardest and would take the longest then we learned PowerPoint and last we learned word
A cell can only respond to signals from other cells, not from the physical environment. receptor activation. The ability of a specific tissue or organ to respond to the presence of a hormone is dependent on: the presence of the appropriate receptors on the cells of the target tissue or organ.
In a normal human karyotype, depending on the part of mitosis the cell is in, there are either 23 or 46.