What is the hypothesis and the experimental group

How are organisms in the domain eukarya different from those in the domain archaea? o a. eukaryotes have a cell wall. o b. eukaryotes have mitochondria. o c. eukaryotes have more than one cell. o d. eukaryotes have dna. submit

What was the land like over 500 million years ago? what was under the sea?

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.