Test

What do viruses have in common with living cells? They both...

• store genetic information

• have chloroplasts

• use glucose for cellular respiration

• have endoplasmic reticulum

• Cytokinesis
• Interphase
• Anaphase
• Metaphase

Movement of particles from high to low concentration. 

• Passive Transport
• Active Transport

This cell is a -

• PROKARYOTIC

• PLANT

• ANIMAL

• PROTIST

How would the DNA sequence GCTATA be transcribed to mRNA?

• GCUAUA
• CGATAT
• CGAUAU
• GCUTUT

Scientists can determine relatedness among organisms by comparing partial amino acid sequences. The table shows four partial amino acid sequences from four organisms.

Which organism is the LEAST related to the other three organisms?

• Organism 1

• Organism 2

• Organism 3

• Organism 4

Adaptations that result from natural selection are expected to increase the fitness of an organism. In terms of natural selection, which of the following best describes fitness?

• Being able to escape from predators

• Being among the strongest organisms in a population

• Being able to survive, find a mate, and produce offspring

• Being able to survive long enough to reach the adult stage

Which of the following is correct about the events of the cell cycle?

• Little happens during the G₁ and G₂ phases of the cell cycle.

• DNA replicates during the S phase of interphase.

• Mitosis is usually the longest phase of the cell cycle when the cell is growing.

• Interphase consists of G₁, S, G2 phase and mitosis

A segment of a DNA strand is shown.

3' AGGTCAGGT 5'

Which of these is the correct complementary DNA strand for the segment shown?

• 5' AGGTCAGGT 3'

• 5' ACCUGAGGU 3'

• 5' TGGACTGGA 3'

• 5' TCCAGTCCA 3'

What allele combination should go in the missing box of the Punnett square?

• AA

• Aa

• aa

• none of these