D. It is the building block or single unit of a macromolecule. 2. Which biomolecule is fundamental to the structure and function of biological membranes,
such as cell membranes, and is also used as insulation?
A. Proteins
B. Lipids
C. Carbohydrates
D. Nucleic Acids

Which statement best describes the relationship between an allele and a gene? question 1 options: an allele is a variation of a gene that can be expressed as a phenotype. an allele is the part of a gene that attaches to messenger rna molecules. an allele is a segment of a dna molecule that controls replication of a gene.

Acceleration is a direct result of a.) balanced forces b.) unbalanced forces c.) gravity d.) velocity hurry!

What is the name of the type of cell division that occurs in the prokaryotic cell cycle