Mi 2.2

What is the formula for acceleration?

a

b

c

d

e

-

vi

t

vf

a

v

s

+

d

Tags

sps8a

On a velocity vs. time graph, the slope = acceleration.

• True

• False

A microscope ______________________objects.

• condenses

• magnifies

• eliminates

• electrifies

Micro means _________________________

• to look at

• small

• device

List the steps of the scientific method

d

e

f

c

b

a

Conduct experiment

Ask a question

Communicate results

Analyze results

Draw conclusions

Form a hypothesis

Which microbe is the image most likely to be?

• Bacteria

• Fungus

• Virus

• None of the above

Tags

NGSS.MS-LS1-1

Which microbe is the image most likely to be?

• Bacteria

• Fungus

• Virus

• None of the above

What do viruses need to reproduce?

• they need genetic material

• They need a host cell

• They need  bacteria

• They need insulin

Which of the following statements are true about DNA structure?

• The DNA backbone ("sides of the ladder") is made up of sugars and phosphates.

• The sugars and phosphates make up the unique code of each gene.

• The DNA backbone is the same for every person.

• Bases and sugars pair together to form the "rungs" of the DNA ladder.

• The sequence of bases is unique for each person.

During PCR, what happens during the Denaturation step?

• DNA strands are separated according to size using gel electrophoresis.

• Primers form base pairs with the single-stranded template DNA.

• DNA polymerase adds new nucleotides to the primer to elongate the new strand.

• Hydrogen bonds between bases are broken using high heat to separate DNA strands.