Answer:
“Non-self” materials have proteins and other substances on their surfaces that the body doesn't recognize, called antigens.
Explanation:
The correct answer is C. sewage discharge.
Even though there might even be no harmful pathogens at all if there isn't any waste, it is correct because it is implied that there is waste such as fecal matter inside of the sewage discharge.
Unit 3 Lesson 6: chordate evolution and diversity quick check answers.
1. B
2. D
3. B
4. B
5. B
secreted by the gonadotropic cells of the anterior pituitary gland, and regulates the development, growth, pubertal maturation, and reproductive processes of the body
Bar graph
It’s a bar graph because it’s better for the data to show.
