Which of the following describes the chromosomes in a fertilized egg?
a. only from the mother
b. only from the father
c. the diploid number
d. the haploid number

Ecosystems involve living organisms interacting with non-living things in a productive way; how is photosynthesis an example of this? answer, i will give brainiest to first person to get it right.

What do nitrifying bacteria convert

Which of the follow describes a disadvantage secondary sources have compared to primary sources?