DNA, or deoxy riboneucleic acid, is made of proteins.
B. They have spinal cords
Answer: i agree!
Explanation: you r very wise, sir
Answer:
When frequency increases more wave crests pass a fixed point each second. That means the wavelength shortens. So, as frequency increases, wavelength decreases.
Explanation:
It’s the endometrium, which is the lining of the uterus. Eggs develop in the ovaries.
