Which of the following properties of water to explain why icebergs float in the ocean?

icebergs are composed of freshwater and freshwater is less dense then salt water.

icebergs are composed of freshwater and freshwater is more dense then salt water.

icebergs are colder then the ocean water and cold water is less dense then warm water.

icebergs are colder then the ocean water and cold water is more dense then salt water.

Maria wanted to grow a fern in her backyard. acting on a suggestion from a friend, she collected brown dots from the underside of a fern's leaves and then potted them. after a few days, maria saw small fern leaves erupting from the pot. which statement explains this phenomenon? a. the fern transitioned from gametophyte generation to sporophyte generation. b. the fern grew as a result of mitosis. c. the fern transitioned from sporophyte generation to gametophyte generation. d. the fern grew to be genetically identical to its parent plant.

If two parents who's blood types are both b produce a child that has blood type o, what can you say about the parent's genotybes? oa) one is ii ob) one is ibi oc) both are bi od) nothing, this is impossible

Twin boys have girlfriends one of the couples have a baby would the dna of the lil baby be the same as the couples dna bc the boys are identical twins