Gregor Mendel proposed the law of independent assortment based on the observation that dihybrid crosses of heterozygous individuals produced progeny in a 9:3:3:1 ratio. For this observation to hold,
which assumption must be true?
A. The traits are governed by genes on different chromosomes.
O
B. The traits are governed by genes on the same chromosome.
C. The traits are governed by genes with only two alleles.
OD. The traits are governed by genes with only three alleles.

one characteristic that is shared by all is a soft body. many

of these invertebrate animals also have an outer shell to protect their

body. oysters, clams, snails, and mussels are all mollusks. so are octopuses, squids, and slugs. mollusks live on land and in freshwater.

preservation because he preserves part of the land and preserves means save

explanation:

this age may represent the age of the earth's accretion, of core formation, or of the material from which the earth formed. this dating is based on evidence from radiometric age-dating of meteorite material and is consistent with the radiometric ages of the oldest-known terrestrial and lunar samples.

i dont know it at allnow im just getting points at this pint