A female with cystic fibrosis marries a man who is heterozygous for Cystic fibrosis. Cystic fibrosis is a recessive autosomal disorder.
Do factorial analysis to show if their offsprings will suffer from cystic fibrosis

Which type of organism is missing from the food web seen in the illustration? primary consumers decomposers primary producers secondary consumers

1. variations in a population of moths allow for some of its members to be able to adapt to environmental changes. the better adapted of the moths will be able to survive the change and thus prevail as the “fittest” of the species. (a) describe three mechanisms in which variation can occur within a species population. (b) explain which mechanism or mechanisms would be responsible for the survival of a population of peppered moths better than white moths in an environment affected by industrial soot. justify your answer.

Which is an important function of normal flora? a. aid with bone marrow production. b. crowd out pathogenic bacteria. c. destroy digestive track pathogens. d. manufacture iron in the bloodstream.