Paper 1

Where is DNA stored in a cell? 

• Lysosomes

• Golgi Complex

• 
  Ribosomes

• Nucleus

When using the microscope, you should always start with this objective lens

• low power

• high power

Controls what enters and leaves the cell

• Cell membrane

• Ribosome

• Chloroplast

• Vacuole

Which is NOT an example of an organelle

• Mitochondrion

• Nucleus

• Heart

• Cell membrane

Which existed on earth first?

• eukaryotes

• prokaryotes

Active transport into a cell means the cell needs?

• Water and a semipermeable membrane

• Energy and a membrane with carrier proteins

• 
  Cell membranes with protein channels

• Sodium and a protein channel

What is the process for making another DNA copy of a chromosome?

• 
  transcription

• translation

• replication

• chromatin

The enzyme that unwinds the DNA to prepare for replication?

• replicase

• helicase

• polymerase

What is the medium in which most processes of life occur?

• Fire

• Air

• Soil

• Water

Ideally, your cells should be in a(n) _______ solution

• Hypertonic

• Hypotonic

• 
  Isotonic