10. Base your answers to the questions on the data table below and on your knowledge of biology. The table below indicates the amount of oxygen present at various water temperatures in a pond. Amount of Available Oxygen in Water at Various Temperatures Temperature (°F) Dissolved Oxygen (ppm) 68.0 9.2 71.6 8.8 78.8 8.2 82.4 7.9 86.0 7.6 Which process performed by organisms produces oxygen for the aquatic ecosystem? A respiration B. replication C active transport D. autotrophic nutrition

Fan egg cell containing the (n+1) number of chromosomes combines with a sperm cell containing the (n) number of chromosomes, what is the result of this union? a) all future somatic cells of the organism will contain the (2n + 1) number of chromosomes. b) all future somatic cells of the organism will contain the (2n - 1) number of chromosomes. c) only certain somatic cells of the organism will contain the (2n + 1) number of chromosomes. d) all future somatic cells of the organism will contain the normal diploid number of chromosomes.

What was the purpose of mendel's experiments with dihybrid crosses? a. to determine if dna was a transforming factor b. to determine if traits could be recessive c. to determine if traits affected each other d. to determine if traits had more than one allele

Which individual below would be considered heterozygous? a. dd b. dd c. dd