Lab #2

When you carry a microscope, you should have one hand under the:

• Objective

• Base

• Body Tube

Which adjustment knob should you use when you are at high magnification?

• Coarse

• Fine

If your light is too bright, what should you adjust?

• Stage clips

• Objective

• Condenser/Diaphragm

If your ocular lens magnifies an image at 10x, and you use the 10x objective, what is the magnification of your image? (enter number only)

(a)  

During osmosis, water will move through a membrane towards a ______ solution.

• Hypertonic

• Isotonic

• Hypotonic

Linear segments of DNA found in the nucleus of Eukaryotic cells are known as _____.

• Nuclear Fragments

• Plasma Membranes

• Chromosomes

DNA replicates during which part of interphase?

• G1

• S

• G2

During which phase of mitosis do chromosomes line up?

• Prophase

• Metaphase

• Anaphase

• Telophase

Fill in the missing step for protein synthesis:

DNA-->______-->Protein

• mRNA

• Carbohydrate

• mDNA

What type of solution would expect to cause cells to swell?

• hypotonic

• hypertonic

• isotonic