B.shelter
C.food
D.oxygen
Answer: sunlight
Explanation: I know it's late but hope it helps someone
Answer:
cells will develop cancer if the gene expression in these fives genes is necessary for cancer to develop cells
Answer:
Mice are breeding machines. They have a gestating period of 19 to 21 days. A female mouse gets pregnant about 5 to 10 times each year and can give birth to a litter of 3 to 15 pups. On average, a female mouse atleast give birth to 35 to 56 pups. The mice reproduce each year, and the mother can mate immediately after giving birth.
B. In both cases, Islam spread among societies that traded with one another. This contributed to Islam becoming the dominant religion in Africa and Asia.
C. In both cases, socieites were brough into contact through trade. The cultural exchanges that went along with that trade enriched those societies.
D. In both cases, interactions between societies led to conflict despite the success of trade contacts. These clashes left trading societies vulnerable.