First blank: The mobility of their hosts same goes for the second one :)
Solution
Cut open an onion.
Use forceps to peel a thin layer of epidermis from the inside.
Lay the layer of epidermis on a microscope slide.
Add a drop of iodine solution to the layer.
Carefully place a coverslip over the layer.
Observe it under a microscope to see onion cells.
A. The mutation that occurs during meiosis is a sure way of gene splitting I presume:)
Answer:
F) Thermohaline circulation pattern move surface water from equatorial regions to the poles
The answer is D. A, B, and C all use photosynthesis, and make their own energy. A cougar relies on killing other animals to get energy. I hope this helps!