At first glance, cycads and palm trees may look very similar, but how are they distinguished?

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.

Explain how scientists use geologic time to determine the age of landforms.

About how many years does it take for one cycle of surface water to become deep water and then surface water again in the oceans? 101001,000