Epithelial, Connective, Muscular, and Nervous
16. Organelles can move around the cytoplasm and perform activities that are necessary for life. Each organelle has a different job.
17. The function of the nucleus is it's the main command of the cell which means that it controls most of the cell's activities.
18. It converts heat energy and turns it to food in which the cell can eat.
20. It helps control what enters and leaves the cell.
22. Cell Wall, Chloroplasts,
Answer:
D. chemical energy to heat energy to kinetic energy to electrical
Answer:
The correct answer is c) The first statement is true; the second is false.
Explanation:
To be able to perform its role, a hormone must bind a specific receptor in its target cell. The receptor can be located inside the cell (in cytosol) or in the surface of the cell (transmembrane receptor). By regulating the expression of the receptor, the target cell regulates the hormonal activity.
The number of hormone receptors in a cell is not constant, it can vary depending on sereral factors, such as the age of the organisms, the effect of several drugs, mutations or diseases.
Answer the more carbonic acid in the blood, the lower the pH level is. The amount of carbon dioxide removed from the blood messes with the pH level of the blood. this increases the amount of hydrogen ion concentration in blood and it decreases the blood pH levels
Explanation:
