BIOL1012 Practical 1

BIOL1012 Practical 1

University

15 Qs

quiz-placeholder

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BIOL1012 Practical 1

BIOL1012 Practical 1

Assessment

Quiz

Biology

University

Medium

Created by

Anh Nguyen Le My

Used 8+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Gel electrophoresis separates molecular products based on:

Shape

Size

Charge

Evolutionary similarity

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

When traveling through an agarose gel, larger molecular products will migrate _________ smaller molecular products

Faster than

Slower than

At the same rate

3.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Buffer is used instead of water when making and running gels. Which of the following is NOT true for buffer?

Buffer enhances the transmission of electric currents in water

Buffer is more homogeneous than water

Buffer neutralizes the charge on molecular products prior to electrophoresis

Buffer neutralizes the charge on molecular products prior to electrophoresis

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

The size of the molecular products is determined by

The intensity of the band

The percentage of agarose gel

Comparison with a molecular weight “ladder”

Being familiar with your gel and “eyeballing” it

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

In a laboratory, the following should not be worn

loose clothing

dangling jewelry

sandals.

All options here

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

The following footwear is best in the laboratory

sandals

open-toed shoes

closed-toed shoes

shoes appropriate for the weather

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following lens objective would you use to obseve pathological samples in great details ?

X4

X10

X40

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