Answer:
B
Explanation:
When the body is stressed the muscles get tensed up. It's like a reflex
Answer:
The simplest definition of ecosystem is that it is a community or a group of living organisms interacting with each other and with non - living things.
HOPE THIS HELOS AND OLS MARK AS BRAINLIEST AND THNXX :)
The answer should 112^4, or your fourth choice.
When people fall in love or feel something for each other they can do many different things but one way to express this is through sex. There are many different ways ( sorry if this is awkward) to have sex. But you are forced to give Consent ( permission to have sex) The most common way to have sex is when a male puts is penis inside a woman’s vagina until he ejaculated and semen come out of his penis inside the semen are micro creatures called sperm. These make its way towards the woman’s egg. Although this does always work and the semen die before they make it to the egg it is also very important to know that there are ways to stop reproduction. Pulling Out, condoms , etc
Answer:
a) provides structure to the Trachea. b) hairs on a cell that help it move around. C) Exchanges oxygen and carbon dioxide molecules to and from the blood stream