Stimulus is something that causes a psychological response. It can be internal or external. The stimulus is the contact with the hot pan. It is an external stimulus. Sense organs, such as the sensory receptors in the skin are sensitive to external stimulus. The quickly pull of your hand is a reflex action.
The contact causes a nerve impulse that will travel to the spinal cord via the sensory neurons.<span>To respond to the stimulus of the reflex arc, the muscle needs to contract to pull the hand quickly away from the hot pan.</span>
The condensation of water vapor formed the early oceans. It is an important part of the water cycle. It is easy to eliminate the other answers in this question. It can't be meteorites, living organisms, or nitrogen.
The ability of an organism to make a copy of itself is called Reproduction
Answer:
b)repair/replacement of damaged cells growth and development
Explanation:
Mitosis is a process of cell division that has many purposes. In individuals of sexual reproduction such as humans, mitosis is responsible for multiplying cells during the embryonic development; through this process the zygote (unicellular) is transformed into a multicellular organism. Additionally, mitosis allows the formation of new cells for tissue growth and to replace worn out cells.
The cell division that allows the gamete production for reproduction is a different process called meiosis.
