Two species of sea urchins adapted to live side by side on the sandy bottom of the sea floor. the two species appear to have the same diet—drift seaweeds and other bits of organic matter. they are able to adapt and to live in the same environment without competing with each other. how are they able to share habitat and food resources? thx in advance : )

Aparent with freckles is crossed with a parent without freckles. the punnett square shows the possible genotypes and phenotypes of the offspring. which statement accurately describes the probability of phenotypes? a.the offspring are more likely to have freckles. b.the offspring are more likely to have no freckles. c.the likelihood of the offspring having freckles and not having freckles is the same. d.the likelihood of the offspring having freckles and not having freckles cannot be determined.

The table below shows the elements that mainly comprise each of the four layers of earth: elements in layers layer main elements crust oxygen, silicon mantle iron, magnesium outer core iron, nickel inner core iron which of these elements make up the layer that is 0.2 to 1.1 percent of earth's total diameter?

What is the number of cells produced in mitosis