I believe the answer is D.
Answer:
C. Properties that can change the chemical nature of matter.
Explanation:
Chemical properties is a characteristic of a chemical substance observed when it undergoes a chemical reaction on seeing its precipitation. On knowing the chemical properties of a substance it aids in separation, purification and classification of a compound. some examples of chemical properties are as follows:
1. Toxicity
2. Inflammability
3. Reaction with other chemicals
4. Oxidation
the answer is A. atherosclerosis because veins mess with nerve system and arterio does something with arteries
Answer:
ureters
Explanation:
The ureters are two tubes that drain urine from the kidneys to the bladder. Each ureter is a muscular tube that drains into the bladder. Smooth muscle contractions in the walls of the ureters, over time, send the urine in small spurts into the bladder, the organ where urine is stored before it can be eliminated.
Egg cells are produced in the almond shaped organs. This is called the Female Reproduction System. Hope this helps. Got any questions? Just comment down below if you're unsure about my answer!
