Checkpoint 4 Central Dogma

Which of the following sequences of processes correctly reflects the central dogma?

• protein synthesis, transcription, translation
• protein synthesis, translation, transcription
• transcription, translation, protein synthesis
• translation, transcription, protein synthesis

What process is shown in the illustration below?

• commensalism
• deletion
• passive transport
• replication

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-2

What is the complimentary mRNA sequence to the DNA

sequence A-T-T-G-C-A.

• T-A-A-C-G-T

• U-A-A-C-G-T

• U-A-A-C-G-U

• T-A-A-G-C-U

Which organelle is DNA usually found in?

• cell membrane
• vacuole
• chloroplast
• nucleus

DNA has a ______ strand; RNA has a ______ strand.

• double/double
• double/triple
• double/single
• single/single

In RNA, the nitrogen base____ replaces ____ that was present in DNA. 

• A, U (adenine, uracil)
• C, G (cytosine, guanine)
• U, T (uracil, thymine)
• U, A (uracil, adenine)

The "central dogma" states that genetic information flows from 

• Protein-->mRNA-->DNA
• Protein-->DNA-->mRNA
• mRNA-->DNA-->Protein
• DNA-->mRNA-->Protein

Transcription takes place in the 

• cytoplasm
• ribosome
• mitochondrion
• nucleus

Translation occurs in the

• nucleus in the cytoplasm

• mitochondria in the cytoplasm

• ribosome in the cytoplasm

• golgi apparatus in the cytoplasm

What role does the mRNA play in protein synthesis?

• mRNA modifies the original DNA strand

• mRNA mutates to form protein

• mRNA is the transcribed message from a DNA sequence

• mRNA moves the amino acids