Problem 2: Leopard Frogs. A biologist nets 40 leopard frogs from a local pond, tags them with a microchip, and releases them unharmed. A week later, she nets 65 frogs from the same pond, including 26 with tags. Based on the Lincoln−Peterson index, estimate the number of leopard frogs in the pond.

2. how does the miller-urey experiment fall short of demonstrating that life can arise from inorganic molecules? explain. a. it doesn't show a leap between a collection of amino acids and a single-celled organism. b. it recreates the conditions that existed at the earth's beginning, but no molecules form as a result. c. it doesn't provide evidence of the formation of amino acids. d. it doesn't show how multicellular organisms developed from unicellular organisms

What is the difference between how ionic and covalent bonds form

Why does it matter if osmosis is put into a “scab” or a “nosebleed? ” where would that leave him?