What is the correct substrate for a BCI/ BI? What should the enclosure dimensions be?

The production of cells during mitosis into specialized function is recombination or differentiation

What were the main components of earth’s earliest atmosphere? oxygen and ammonia hydrogen and helium oxygen and nitrogen hydrogen and nitrogen

What is the term for the two sets of chromatids formed in the parent cell a.haploid b.diploid c.gamete d.tetrad