1.) In humans, the allele for dimples (D) is dominant. The allele for not having dimples (d) is recessive. A woman (Dd) and a man (Dd) have four children. Identify the phenotypic and
genotypic ratios of the offspring.
What is the Ratio for the Children?

Competition occurs between species when

Jason adds the antibiotic penicillin to a bacterial culture. the bacteria develop genetic modifications in their genome, which gives them resistance to the antibiotic penicillin. what caused this genetic modification?

The carbon cycle is best defined as a process in which a. carbon changes from inorganic forms to organic forms and back b. carbon is changed into other elements such as oxygen or nitrogen c. carbon is continually created from the sun’s energy by plants d. carbon is consumed and regenerated from other elements such as oxygen and nitrogen