sperm are produced in testes by the process called spermatogenesis. plz follow me I'm new here
A.refraction I think that’s the right assistant
Among multicellular organisms, groups of cells with similar functions make up tissues.
Vocabulary:
Multicellular - organisms with many types of cells.
Cells - microorganism, smallest life form.
Tissues - groups of cells with the same or similar functions (skin, etc.)
Hope it helped!
Answer:
A natural resource is what can people use which comes from the natural environment. The examples are air, water, wood, iron and etc
Explanation:
People don't go up there to Catch Penguins so the answer is C