Unit 4 and 5 Vocabulary - Mastery Activity - Biology 1 PLC

Front

Which cell structure contains DNA and controls cellular activities?

Back

Nucleus

Front

What describes DNA replication in which each new DNA molecule has one old strand and one new strand?

Back

Semi-conservative replication

Front

What is the cell structure that houses DNA and where transcription occurs?

Back

Nucleus

Front

What is the RNA copy of a gene that carries genetic information from the DNA to ribosomes for protein synthesis?

Back

mRNA (messenger RNA)

Front

What is a disease characterized by uncontrolled cell division, caused by a failure to regulate cell cycle mechanisms and checkpoints?

Back

Cancer

Front

What is the function of ribosomes in a cell?

Back

Ribosomes are the sites of protein synthesis.

Front

What is the role of mitochondria in a cell?

Back

Mitochondria are known as the powerhouse of the cell, generating ATP through cellular respiration.

Front

What is the process by which DNA is copied to produce mRNA?

Back

Transcription

Front

What is the function of tRNA in protein synthesis?

Back

tRNA (transfer RNA) brings amino acids to the ribosome during translation.

Front

What is the structure of DNA?

Back

DNA is a double helix composed of nucleotides.