DNA and Protein Synthesis

Which of the following best describes a DNA molecule?

• double helix
• contains ribose
• made of amino acids
• contains Uracil

DNA codes for...

• cholesterol
• proteins
• fatty acids
• deoxyribose

The sides of the DNA “Ladder” are made up of:

• Alternating phosphates and sugars
• Nitrogen bases
• Hydrogen bonds
• Protein chains

Which molecule uses DNA as a template to carry instructions out of the cell?

• tRNA

• mRNA

• rRNA

• DNA Polymerase

What is the process of turning DNA into mRNA?

• Central Dogma
• Transcription
• Translation
• Trapezoid

One difference between DNA and RNA is that....

• Only RNA has the base Uracil
• only RNA contains the base Thymine
• only RNA contains the base Cytosine

• only RNA contained the base Guanine

Which organelle is DNA found in for eukaryotes?

• cell membrane
• cytoplasm

• chloroplast
• nucleus

What kind of bonds form between adenine and thymine and guanine and cytosine?

• ionic bonds

• covalent bonds

• H bonds

How many chromosomes are in a human cell?

• 48

• 23 pairs

• 23

• 21

_______ is made during transcription and ________ is made during translation.

• mRNA / a protein
• a protein / mRNA
• Ribosome / Nucleus
• mRNA / tRNA