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Although some families have higher risk of cancer, most cancers are NOT passed down from parent to offspring. Why not?

A population of 400 cats has two alleles at some locus, F and f. In this population: 125 cats have genotype FF 175 cats have genotype Ff 100 cats have genotype ff What is the frequency p of the F allele? Answer to two decimal places as a decimal, not a percentage. (Example: 0.22, not 22%)

For any given ecosystem, which of the following trophic levels would take in the most TOTAL energy over the course of a year?

I compare a cell from a tree’s leaf to a cell from the same tree’s trunk, examining their DNA, RNA, and protein. These cells are all parts of the same individual, but these cells perform different functions. What should I find?

You find a four-legged animal on the shore of a pond. It has a backbone, and can breathe through its skin, but also has lungs. Its eggs are thin, lacking an amnion, and must be laid in the water. This organism is…

Which phylum does this crow belong to?

Which of the following statements about photosynthesis is ACCURATE?

Two groups of mice live on opposite sides of a mountain. Mice mostly interbreed within their group. Sometimes, mice from one group cross the mountain and breed with the other group, making fertile offspring and transferring alleles across the mountain. What best describes these mice?

A. What RNA would be TRANSCRIBED from the following DNA? (3 pts) Coding:   5′-CCATGCATCCCGGATGAG-3′ Template: 3′-GGTACGTAGGGCCTACTC-5′ B. Use the codon table to translate that RNA into an amino acid sequence. (4 pts)

You put a membrane in a container of water, then put some solute on each side. You put more solute on the left than on the right. In this diagram, solute is shown as black dots:                                             This diagram shows the STARTING state of the container, before any movement has occurred. Which one of the following statements is TRUE?