DNA and RNA Concepts Assessment

Place the following structures in order from least to most complex organization: chromatin, nucleosome, DNA, chromosome

• 1. nucleosome, DNA, chromosome, chromatin

• 1. DNA, chromatin, nucleosome, chromosome

• 1. nucleosome, chromatin, DNA, chromosome

• 1. DNA, nucleosome, chromatin, chromosome

Tags

NGSS.HS-LS1-2

Which of the following is part of the elongation step of DNA synthesis?

• 1. pulling apart the two DNA strands

• 1. attaching complementary nucleotides to the template strand

• 1. untwisting the DNA helix

• 1. none of the above

Which of the following sequences on a DNA molecule would be complementary to GCTTATAT?

• 1. TAGGCGCG

• 1. ATCCGCGC

• 1. CGAATATA

• 1. TGCCTCTC

Which of the following is not a difference between DNA and RNA?

• 1. DNA contains thymine whereas RNA contains uracil

• 1. DNA contains deoxyribose and RNA contains ribose

• 1. DNA contains alternating sugar-phosphate molecules whereas RNA does not contain sugars

• 1. RNA is single stranded and DNA is double stranded

Transcription and translation take place in the ________ and ________, respectively.

• 1. nucleus; cytoplasm

  2. 
     

• 1. nucleolus; cytoplasm

  
  

• 1. cytoplasm; nucleus

• 1. nucleolus; nucleus

  
  

How many “letters” of an RNA molecule, in sequence, does it take to provide the code for a single amino acid?

• 5

• 1

• 3

• 7

Which of the following is not entirely or mostly made out of RNA?

• 1. the intron

• 1. the carriers that shuttle amino acids to a growing polypeptide strand

  
  

• 1. the messenger molecule that provides the code for protein synthesis

  
  

• The ribosome

Which of the following is a function of the rough ER?

• 1. regulation of intracellular calcium concentration

  
  

• 1. synthesis of steroid hormones

• 1. production of proteins

• 1. detoxification of certain substances

Tags

NGSS.HS-LS1-1

Which of the following organelles produces large quantities of ATP when both glucose and oxygen are available to the cell?

• 1. mitochondria

• 1. peroxisomes

• 1. lysosomes

• 1. ER

Tags

NGSS.HS-LS1-7

What multipotent stem cells from children sometimes banked by parents?

• 1. hematopoietic stem cells from red and white blood cells

• 1. fetal stem cells

• 1. embryonic stem cells

• 1. cells from the umbilical cord and from baby teeth