What part of the body protects from foreign substances

When the body's blood glucose level rises, the pancreas secretes insulin and, as a result, the blood glucose level declines. when the blood glucose level is low, the pancreas secretes glucagon and, as a result, the blood glucose level rises.

The nurse is caring for a pregnant client who is undergoing an ultrasound examination during the first trimester. the nurse explains that an ultrasound during the first trimester is utilized in order to do what?

How does water temperature affect the rate of erosion?

What is the purpose of redox reactions in the cell? to produce NAD + and other electron carriers to produce glucose and other carbohydrates to carry oxygen to cells throughout the body to release energy slowly in a step-by-step process

Sandra wanted to test the effectiveness of various kitchen cleaners, so she performed the following experiment. First, she prepared five agar plates with the same bacterial density (i. e., the same number of bacteria per plate).

Why do vaccines work for some diseases but not others?

Which is not a disturbance of an ecosystem?

Which term means the evaluation or appraisal of a condition?

In your own words, explain the role of the digestive, endocrine, and excretory systems in maintaining homeostasis. will mark brainliest

Suppose you want to radioactively label DNA but not RNA in dividing and growing bacterial cells. What radiolabeled molecule would you add to the culture medium? Why would it selectively label DNA but not RNA?