The formal study of heredity began in the nineteenth century when a monk named Gregor Mendel took an interest in the heredity of humans. pea plants. mice. elm trees.

Scientific method and data analysisa biology student wanted to determine if there is a relationship between resting heart rate and bodyheight. she gathered information from 12 classmates and constructed the table below. resting heart rate (beats per minute)student height (cm)155. 156156165180180190194195

Melting glaciers is a serious threat to the environment what is the possible consequence of melting glaciers on polar bears?

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?