Biotechnology section 4.1 Key Words

What is Chromatin composed of?

• RNA and proteins

• Nuclear DNA and proteins

• Lipids and proteins

• Carbohydrates and proteins

A Gene is a section of DNA on a chromosome that contains what?

• Lipid code

• Protein code

• Genetic code/Instructions for building a protein

• Carbohydrate code

Tags

NGSS.HS-LS1-1

Base pair refers to two nitrogenous bases that are connected by what type of bond?

• Covalent bond

• Ionic bond

• Hydrogen bond

• Metallic bond

Phosphodiester bond is responsible for polymerization of nucleic acids by linking what?

• Sugars and lipids

• Sugars and phosphates

• Proteins and lipids

• Proteins and carbohydrates

Hydrogen bond involves the 'sandwiching' of a hydrogen atom between which atoms?

• A) Carbon, nitrogen, or oxygen

• B) Fluorine, nitrogen, or oxygen

• C) Sulfur, nitrogen, or oxygen

• D) Chlorine, nitrogen, or oxygen

Antiparallel refers to the observation that strands on DNA double helix have their nucleotides oriented in what direction to one another?

• Same direction

• Opposite direction

• Perpendicular direction

• Parallel direction

A base pair consists of an adenine bonded to a thymine or a guanine bonded to a ______.

• Cytosine

• Uracil

• Thymine

• Adenine

Identify what structure is outlined in the BLACK outline.

• Base pair

• deoxyribose sugar

• phosphate group

• hydrogen bonds

• Nucleotide

Tags

NGSS.HS-LS1-1

Identify what structure is outlined in the BLACK outline.

• Base pair

• deoxyribose sugar

• phosphate group

• hydrogen bonds

• Nucleotide

Tags

NGSS.HS-LS1-1

Which statement about DNA structure is correct?

• The two strands are identical and run in the same direction. 
• The two sides are identical and run in opposite direction. 
• The two sides are complementary and run in the same direction.
• The two sides are complementary and run in opposite direction.