Why is cartilage important? a)it acts as a cushion between bones and protects them as they move against each other. it causes bones to fuse together as they grow. c)it contains a fluid that enables the surfaces of bones to slide over each other smoothly at the joints. d) it holds bones together at the joints.

Ineed the definitions of all of these words nasap i will give 1o points to whoever awnsers

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.

Photosynthesis uses co2 and cellular respiration produces co2. we call the point when the two processes are in balance--when there is no net production of co2--the compensation point. how might you limit one of the processes in order to achieve a compensation point?