Why are the nucleotides so gosh darn important? (Careful, all statements are true! Make sure you are picking what makes them IMPORTANT!!!!) Options: They hold the DNA together., They live in the nucleus., There are 5 different kinds.

This is the chemical part that CODES for life.

What are the 4 RNA nitrogen bases?

adenine, uracil, cytosine, and guanine

provides information from DNA to ribosomes

Which phrase best describes translation? Options: converts mRNA into a polypeptide, catalyzes bonds between amino acids, produces RNA from DNA molecules, recycles tRNA molecules for reuse

converts mRNA into a polypeptide

Which statement is true about RNA? Options: RNA is usually single stranded and contains the base uracil, RNA is usually double stranded and contains the base thymine, RNA is made in the nucleus and stays there to carry out its function, All of the above are true.

RNA is usually single stranded and contains the base uracil.

Which of the following statements about the genetic code is true? A codon can specify more than one amino acid, Every codon specifies a different amino acid, Some codons specify the same amino acid, Some codons have no function at all

Some codons specify the same amino acid

How can a person's muscle cells have the same exact DNA sequences as their nerve cells even though they look and perform completely different?

The proteins expressed in each cell are different.

Which mutation would be more harmful for an organism? Point mutation (substitution), Frameshift (insertion/Deletion)

Frameshift (insertion/Deletion)

DNA replication results in

2 DNA molecules that each contain a strand of the original

Why does DNA replicate?

To create another copy for the new cell.

Genetics Unit 5 Flashcards

Student preview

50 questions

Show all answers

1.

FLASHCARD QUESTION

Front

a gene is a _________ of DNA

Back

segment

2.

FLASHCARD QUESTION

Front

DNA is related to

Back

Genetics

3.

FLASHCARD QUESTION

Front

What is "A"? Options: Nucleotide, Deoxyribose Sugar, Nitrogenous base, Phosphate

Back

Deoxyribose Sugar

4.

FLASHCARD QUESTION

Front

What is "B"? Options: Nucleotide, Deoxyribose Sugar, Nitrogenous base, Phosphate

Back

Phosphate

5.

FLASHCARD QUESTION

Front

What is "C"? Options: Nucleotide, Deoxyribose Sugar, Nitrogenous base, Phosphate

Back

Nitrogenous base

6.

FLASHCARD QUESTION

Front

What is the molecule in the image?

Back

Nucleotide

7.

FLASHCARD QUESTION

Front

What is the complimentary sequence of the following sequence: GATCAG?

Back

CTAGTC

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