Which of these statements describes genetic drift? 1 any change in a population's gene pool 2the change in a population's alleles due 3to chance the change in a population's allelic frequency due to better survival and reproduction
4the change in a population's genes due to individuals leaving the population​

Which of the following is a macronutrient? carbohydrates lipids amino acids all of the above

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

The term autotroph refers to an organism that: a. uses co2 for its carbon source. b. must obtain organic compounds for its carbon needs. c. gets energy from sunlight. d. gets energy by oxidizing chemical compounds. e. does not need a carbon source