If you wanted to make an instant cold pack, what kind of reaction would you want? Justify your answer in terms of heat
flow.

Convert 9.75 millimeters to centimeters.centimeters

Why do you think the puppy litter was all dark-haired?

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.