This is the result of uncontrolled cell division. often caused by mutations. mutations may be caused by environmental factors such as radiation or chemicals. example: tumor in the lung

Are produced in the light reactions and used in the calvin cycle. a)nadh and atp b)electrons and sugar c)nadt+ and adp d)sugar molecules

Plants need carbon dioxide from their environment to produce glucose during which stage of photosynthesis?

Species can vary in several ways. which of the following is one of darwin's ideas that was accepted by most scientists of his time due to the large number of fossils being discovered at that time? a. species vary around the world. b. species have specific adaptations to their local environment. c. species that live in seawater can also live on mountains. d. species change over long periods of time.