Bob's gift shop sold a record number of cards for Mother's Day. One salesman sold 42 cards, which was 4% of the cards sold for Mother's Day. How many cards were sold for Mother's Day?

What is usually (but not always) related to the metabolic processes of living organisms in its organic form?

Agene editing technology called crispr-cas9 uses cellular machinery to change the cell's genetic material. how might this technology be useful in treating diseases like cancer?

High blood pressure occurs when there is too much blood flowing through the blood vessels at one time. by changing the amount of water in the blood, blood pressure can change. the excretory system can to lower blood pressure. which would most likely occur in the kidney? a)more water would be transferred from the nephron. b)less water would be absorbed into the nephron. c)the amount of water in the bladder would decrease. d)the amount of water in the blood would increase.