Answer:
The nephrons of the kidneys process blood and create urine through a process of filtration, reabsorption, and secretion. Urine is about 95% water and 5% waste products. Nitrogenous wastes excreted in urine include urea, creatinine, ammonia, and uric acid.
Answer:
chitin
Explanation:
metchelle. A specialized carbohydrate that is used for structure in shrimp is called chitin. Not only it is found in the shrimp cells, but also on other crustaceans such as crabs and lobsters.
Answer: A
Explanation: Homeostasis is the ability to keep an organism, cell at a maintenance to keep stability and regulation in order for it to function properly.
Answer:
c
Explanation:
An experiment in which an observer tests a hypothesis by looking for changes brought on by alterations to a variable. In a controlled experiment, an independent variable is the only factor that is allowed to be adjusted, with the dependent variable as the factor that the independent variable will affect.
in Basic terms The control group provides a baseline that lets us see if the treatment has an effect.
Answer:
Superior vena cava, Inferior vena cava, Coronary sinus.
Explanation:
Superior vena cava, Inferior vena cava and Coronary sinus deliver the oxygen poor blood to right atrium.
Superior vena cava delivers the deoxygenated blood from the upper half of the body to the right atrium.
Inferior vena cava delivers the deoxygenated blood from the lower half of the body to right atrium.
Coronary sinus delivers the oxygen-poor blood from the heart muscles to the right atrium.
