Define concentration gradient?
What is nonliving reservoirs?
Explain how does the structure of a crab relate to its habitat?
Explain what is the optimum temperature for catalyses?
What are some examples physical changes?
What is living reservoirs?
Define protein?
What is a test tube?
What is the highest temperatures humans can survive?
Explain the main difference between a bird heart and a mammalian heart?
How test tube brush is used?
Explain how does the odor of flower petals help pollination?
Explain the difference between nematocyst and spicules?
Explain the uses of squid fins?
What is the proper name for edta?