Match the activities to their respective categories. thickness of fur coat
nocturnal nature
type of beak
hibemation
flocking

The organelle pictured is found in cells of and is theorized to have once been an independent organism.

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.

Describe how a student should adjust the microscope to see the cells on a slide more clearly?