Impressions of leaves are recognized as evidence of what pre-existing life a. animals b. plants c. plants and animals d. neither plants nor animals

Nucleic acid certain protein cell membranes certain carbohydrates

Ais a group of individuals of the same that exist together in the same place at the same time

The picture showed normal blood cells which are around and sickle cells which appear much longer people with sickle-cell suffer from the sickle cell anemia which is inherited diseaseit is caused by a change in gene responsible for production of hemo goblin this type of change is known as an