Which statement best describes the relationship between an allele and a gene?

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 the primary protein made by a gene found in a developing embryo.

d. an allele is a segment of a dna molecule that controls replication of a gene.

Which represents a negative impact of technology

Interactions between organisms and their environment impact the organism’s overall population. the jaguar panthera onca is the largest cat in north america. it is found in areas across the southwest, including arizona, new mexico, and texas. it is a carnivore that has powerful jaws and sharp teeth and preys on fish, turtles, tapirs, and many smaller mammals. which shows the relationship between the jaguar and turtles?

The more rapidly sedimentation occurs, the more likely it is that the remains will successfully form a fossil. as sedimentation continues, what happens to the amount of weight settling onto the organism? stays the same increases decreases cuts in half