Since the number before the tens place is 1, that means you will round the number down instead of up so your answer is :
4620
The main function of the circulatory system is to move materials throughout the body, blood for cellular respiration, sugars for energy, leukocytes for immune support, and other nutrients necessary for proper homeostasis.
Answer:
Excess nitrogen can cause over-stimulation of growth of aquatic plants and algae. Excessive growth of these organisms, in turn, can clog water intakes, use up dissolved oxygen as they decompose, and block light to deeper waters. So few organisms live in these conditions or even can suffocate and die.
The same number <span>chromosomes are there in a maize egg cell nucleus as compared to a maize pollen cell nucleus</span>