Achild has sickle-cell disease (ss) but neither parent is ill. what must be true of her parents genotypes? a. the father is heterozygous; the mother is normal b. both parents are heterozyhous carriers c. one parent has two ecessive alleles d. the mother is heterozygous; the father is normal

Competition occurs between species when

Match the following terms and definitions. 1. species that are adapted to live in equilibrium at carrying capacity population density 2. population growth that reaches equilibrium and carrying capacity population 3. death rate mortality 4. birth rate k-selected 5. a group of interacting individuals of the same species within the same geographic area natality 6. the number of organisms living in a particular area logistic growth

What can happen to an enzyme as tempature rises