What causes lactic acid to build up in muscle cells? A. The cells receive excess oxygen than the body takes in.
B. cells use oxygen move quickly than the bloodstream can supply it.
C. the cells do not receive enough glucose from the bloodstream.
D. the cells are resting and not active.

Which of these resources is used worldwide to make construction products, pottery, and porcelain

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time

Suppose you use three different scale to weigh a bag of organges. one scale says the nag weighs 2.1 lb, and third says it weighs 2.1 lb. the actual weight of the bag of organges is 2.153 lb. which of the following best decribes these results?