If a planet has twice the mass of earth, its radius would have to be larger by a factor of 2 for the gravitational field strength at the planet’s surface to be the same as on earth’s surface. t or f

Which best describes how parents affect the genotype of a child? a.the parents decide what to feed their child b.the parents choose whether to educate their child c.the parents allow their child to stay up late d. the parents pass along genes to the child

How do accessory pigments chlorophyll?

Which group of algae is characterized by unicellular organisms and includes some members that would be better classified as zooflagellates? euglenophytes red algae sporozoans green algae