Answer:
Organ- a group of tissues that work together to perform a common function
Organism- a living thing that is made out of organ systems
Organ system- a group of organs that work together
cell- the basic unit of structure and function of living things
Tissue- a group of cells that work together to perform a common function
Explanation:
Answer:
mouth ⇒ oesophagus (gullet, food pipe) ⇒ stomach ⇒ duodenum ⇒ ileum ⇒ colon ⇒ rectum ⇒ anus
Explanation:
Answer:
picture? I'll try to answer. It's not B. It's either A, C, or D, but it is <em>most likely</em> not C, So I would honestly say it is probably D
1 is nucleic acids and 2 is nucleic acids