Dna replication (experts only) 100+brainy

The picture shows a fishing technique called trawling. how might trawling affect marine biodiversity

The breakdown of food is accomplished by enzymes. a. physical b. chemical c. mechanical d. none of the above

The carbon cycle is best defined as a process in which a. carbon changes from inorganic forms to organic forms and back b. carbon is changed into other elements such as oxygen or nitrogen c. carbon is continually created from the sun’s energy by plants d. carbon is consumed and regenerated from other elements such as oxygen and nitrogen