Which of the following is a way to mitigate global warming

Four types of motile cells in human body?

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

How energy flows through each level in this energy pyramid. is all the matter and energy from one level transferred to the next level?