HEL Which cell organelle contains the chromosomes during interphase?
peroxisome
vacuole
mitochondrion
nucleus
centriole

How do chloroplasts set plants apart from other living things

Coral reefs support more species per unit area than any other marine environment on earth. what is one way coral reefs are important to the health of the biosphere

Anormal appearing couple is found to be heterozygous recessive for albinism both have the genotype aa the gene responsible for albinism is recessive to the normal pigment-producing gene what are the changes of their children being albino