Answer:
Explanation:
In the theory of evolution, we evolved from primates such as monkeys. These primate ancestors created habitats high above the ground in the trees. To make this possible and make traversal easier they developed flexible shoulders over the years which allowed them to easily swing from tree to tree, in order to traverse their habitats, reach different foods, and escape from predators with ease. Since this trait was useful to their survival it stuck from generation to generation and is why we as humans have unusual flexibility in our shoulder joint.
Psychoactive drugs affect people's perception, causing hallucinations and transforming reality (option C)
<h3>What are psychoactive drugs?</h3>
Psychoactive substances are a set of substances that, when introduced into the body, produce an alteration in the functioning of the central nervous system, modifying the thought processes of the person who consumes them.
According to the above, it can be inferred that when a person consumes a psychoactive drug, their perception of reality is affected.
Generally, people who consume these substances see inanimate objects moving, fantastic beings and other non-rational manifestations.
Learn more about drugs in: brainly.com/question/6022349
Answer:
Molars are needed for crushing and grinding of food.
Explanation:
The four different types of teeth in the mouth of a human are-
1. Incisors
2. Canines
3. Premolars
4. Molars
Molars are largest teeth and they have a flat biting surface. They are present at the back of the mouth. The main function of the molars is to chew, grind and crush the food so that it is easier to swallow.
Therefore, the teeth needed for crushing and grinding the teeth are Molars.
Answer: Prolactin
Explanation:
The placenta is an endocrine gland that is present in the women's body during the time of pregnancy.
When a women is pregnant there is a connecting link in between the child and mother that transfers nutrients to the fetus and carries waste materials from the body of the fetus to mother's body.
Placenta also releases some hormones which includes Chorionic gonadotropin, estrogen, placental lactogen, progestrone.
