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.
Answer:
Density = mass/volume = 57g/4.2 mL ≈ 13.6 g/mL
Explanation:
Mass = 57 g Volume = 4.2 mL
The density of mercury is ⇒ 13.6 g/cm3.
Trust me I got it wrong and it gave me this. I just did the instruction.
Answer:
The correct answer is: homeostasis.
Explanation:
Homeostasis is the state in which an organism maintains its internal conditions so it can function properly. If homeostasis fails, diseases appear.
In order to maintain homeostasis, there are many conditions that are regulated regularly, from <u>body temperature to pH, and fluid balance</u>. For homeostasis to be maintained, different systems participate in the regulation of these conditions.
The example provided in the question is a process performed by many structures in different organs that help regulate the concentration of fluids.
<span>I think for the most part, the warmth of the waters determine what lives in them. In warmer coastal waters, you are going to find coral reefs that provide homes to millions of species of fish and micro-organisms.</span>
