About 99% of the solid Earth is made up of A.
about half of the known elements.
B.
a small fraction of the known elements.
C.
just one of the known elements.
D.
most of the known elements.

The use of logic making empirical observations and performing dissections were all part of the scientific studies by

In which case would a scientist choose to use a dissecting microscope rather than a compound microscope

Match the following items 1. rr 2. rr 3. identical alleles 4. unlike alleles 5. rr ()homozygous, recessive ()homozygous definition ()heterozygous, dominant cell ()heterozygous definition () homozygous, dominant cell