Which of the following statement about ribosomes is correct? A. Structurally different from free ribosomes
B. Enclosed in their own membrane
C. Concentrated in cisternal space of RER
D. Attached to the cisternal surface

Florian discovers a rock that is broken into pieces. each piece has several bands. which type of rock does florian predict these pieces will change into when subjected to heat and pressure? igneous magma metamorphic sedimentary

As a small change in a person's dna can cause a genetic disorder

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