ADN #1

What is DNA?

• A type of protein

• A molecule that carries genetic instructions

• A sugar found in cells

• A type of cellular organelle

How many strands make up the structure of DNA?

• One

• Two

• Three

• Four

Which nitrogenous base pairs with Adenine (A) in DNA?

• Guanine (G)

• Cytosine (C)

• Thymine (T)

• Uracil (U)

What determines the sequence of nitrogenous bases in DNA?

• Structure of proteins

• Composition of the cell membrane

• The sugar in the nucleotides

• The function of cellular organelles

What are genes?

• Segments of DNA that code for proteins

• Types of sugars in DNA

• Parts of the cell membrane

• Variations of nitrogenous bases

What is gene expression?

• DNA replication

• Conversion of information from DNA into proteins

• The pairing of nitrogenous bases

• Mutation of genetic material

Where are chromosomes found?

• In the cytoplasm

• In the nucleus of the cells

• In the cell membrane

• In the mitochondria

What are alleles?

• Sugar molecules in DNA

• Different forms of a gene

• Proteins that catalyze reactions

• Structures in the cell membrane

What does a Punnett square show?

• The cellular structure

• Genetic information in proteins

• The probability of specific genotypes

• Types of nitrogenous bases

What is a phenotype?

• The genetic composition of an organism

• The observable characteristics of an organism

• A segment of DNA

• A type of nitrogenous base