Answer:
B
(The result of DNA replication is two DNA molecules consisting of one new and one old chain of nucleotides. This is why DNA replication is described as semi-conservative, half of the chain is part of the original DNA molecule, half is brand new.)
A liverwort is a flowerless, spore-producing plant.
Fermentation is a type of chemical process which enables heterotrophs to obtain energy without oxygen . Heterotrophs uses procedure of fermentatation to cultivate because in process of fermentation enzymes are the catalysts and they provide energy to heterotrophs
Answer:
harmful effect and no effect
Explanation:
No effect: most mutated genes destroy themselves before it gets to far
Harmful effect: an example of harmful effects would be down-syndrome (where you have 3 21-chromosomes and you are only supposed to have 2)
