One parental generation is bb for a gene and the other parental generation is bb for a gene. which percentage of the offspring will be bb? a. 50% b. 100% c. 75% d. 25%

Check all that apply diatoms are marine algae that have a shell made of silica, what are some of the uses of the silica shell after the diatoms die? 1.the shells make up the diatomaceous earth used in filters 2.it can be used as an ingredient in abrasives 3.they are used in food products 4.the shells can be used in some insulating materials

Did you know that a single bee would have to go to over 2 million flowers to make a single pound of honey?

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