Which options correctly describe the velocity of the object represented in the graph? (select all that apply)
negative
decreasing
increasing
constant
distance-time graph. starts at positive y-intercept and goes downward in straight diagonal line.

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.

Which of these substances does not protect against invaders in the nonspecific immune response? a. saliva b. mucus c. tears d. urine

Drag each tile to the correct location. match each trait that an organism displays to a reproductive strategy.