Answer:
Microplastics are small plastic pieces less than five millimeters (0.2 inch) long which can be harmful to our ocean and aquatic life.
Explanation:
Answer: where are the options?
Explanation:
Answer:
The correct is B Hormones are chemical signals between cells transported in blood or hemolymph.
Explanation:
Hormones are called chemical messenger of the cell because they transmit chemical information from one cell to the target cell and regulating the functioning of that target cell by activating specific proteins related to the functioning of that target cell.
Hormone is secreted from its source gland such as Pituitarygland, thyroid gland,adrenal gland.After being secreted hormones are transported via the blood stream to the target cell and binds to receptor of that target cell thus allowing the target cell to exert its biological function.
Answer:
I believe it's <em>size</em>
