Which of the following statements is true about living things?

a. The organism’s development is completed before the life cycle begins.

b. Living things are based on a universal genetic code.

c. Cells may change in number but never differentiate.

d. A cell is the smallest unit of an organism that is considered alive.

Which of these statements is true about autotrophs, but not heterotrophs? a. they use sugar and oxygen to make carbon dioxide and water.b. they use chlorophyll and oxygen to make carbon dioxide and water.c. they use sunlight, water, and carbon dioxide to make sugars.d. they use sunlight, water, and oxygen to make chlorophyll.