What was charles darwin’s contribution to the theory of evolution? a. charles darwin was the first to express the belief that all living things are related. b. charles darwin believed that organisms had a goal to adapt and did so through the inheritance of acquired traits. c. charles darwin introduced the idea that organisms better adapted to their environment would tend to survive, reproduce, and increase in number. d. charles darwin developed the theory of population growth.

Which statement correctly describes a way that mutations increase the likelihood that a species will survive in a changing environment

Why is it important that each contour line represents the same amount of gain or loss in elevation

Answer asap 50 points which of the following distinguishes the soil composition of grassland? 1. the soil supports large trees with thick, long roots, so horizon b needs to be deep enough to sustain larger flora. 2. the soil supports large trees with thick, long roots, so horizon a needs to be deep enough to sustain larger flora. 3. the soil supports small plants and shrubs with short roots, so horizon a needs to be deep enough to sustain smaller flora. 4. the soil supports small plants and shrubs with short roots, so horizon b needs to be deep enough to sustain smaller flora.