There is a coating on the feathers of waterfowl such as ducks that keep them from getting wet when in water. What molecule would this water-repelling coating be made of

What must be true for natural selection to heppen

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.) chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.

Categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. makes predictions