DNA structure and replication

the genetic material of an organism is

• cytoplasm

• DNA

• mitochondria

• plasma membrane

a....... is a segment of DNA on a chromosome

• Gene

• RNA

• chromatid

• nucleotide

DNA strand takes the shape of

• straight strand

• double helix

• single strand

• non of the above

a molecule made of nitrogen base sugar and phosphate group

• ribose

• nucleotide

• table salt

• protein

the process of copying DNA molecule to make another DNA molecule is called

• transcription

• translation

• replication

• digestion

type of nucleic acid that carries the code for making proteins from the nucleus to cytoplasm

• DNA

• Amino acid

• Fatty acid

• RNA

the process of making mRNA from DNA is called

• translation

• transcription

• replication

• excretion

RNA has a nitrogen base that is not found in DNA called

• Uracil

• adenine

• guanine

• cytosine

Thymine is found in RNA

• true

• false

Nitrogen base adenine (A) always bind with nitrogen base .....

• Guanine (G)

• Thymine (T)

• Cytosine (C)