in the f2 generation of mendel’s crosses,
a)all plants had the dominant trait.
b)half of the plants had the dominant allele.
c)all plants had both the dominant and recessive alleles.
d)one in four plants had two alleles for the recessive trait.

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils

What terms describes being out of water after being submerged

Grasses--> mice--> cats--> coyotes suppose 10,000 units of energy are available at the level of the grasses. what is the total number of energy units lost by the time energy reaches the coyote?