Answer:
D. organ systems
Explanation:
Organs and tissues that perform the same function are called organ systems
Answer:
3. Size could
4. Beak's are advantageous because they have to be fit to eat the seeds that they need
Explanation:
size can affect because the bigger birds can fight the smaller birds off when they are eating the same product. Even with same beaks bigger birds will have an advantage.
C) a system is a set of parts that function together as a whole
I believe the answer is (B) Parasitic.
Answer:
The box has blocked the sunlight from the waterweed and it has stopped photosynthesising
Explanation:
