Which chemical reaction shows photosynthesis? A. water + carbon dioxide + sunlight → oxygen + glucose
B. carbon + oxygen-carbon dioxide
C. hydrogen + oxygen → water
D. nitrogen + hydrogen → ammonia

Identify and describe the three ways that mutations affect organisms.

Polar bears give birth and hunt on sea ice. which of the following would polar bears survive during the melting of arctic ice? growing another layer of fur during summer migrate inland to search for different food sources staying put until the ice refreezes sticking to the usual diet of seals

Which of the following is a possible formula unit? (2 points) select one: a. pbo b. li2b c. al2pb3 d. clo