Which of the individuals below
would express a recessive trait?
A. Bb
B. BB
C. bb

Aperson with age is more likely to catch diseases that healthy people usually don’t catch. what are these infections called?

The concept of keystone species is controversial among ecologists because most organisms are highly interdependent. if each of the trophic levels is dependant on all others how can we say one is most important

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.