Stages of Mitosis
Cell Cycle
DNA Replication
Structure of DNA

Structure of RNA
200

What is the first stage of mitosis where the chromosomes become visible?

What is prophase?

200

What are the main phases of the cell cycle?

What are interphase and mitotic phase?

200

What is the enzyme that unwinds the DNA double helix? (Enzymes end in 'ase")

What is helicase?

200

What is the shape of the DNA molecule?

What is a double helix?

200

What is the primary function of RNA in cells?

What is to help synthesize proteins?

400

During which stage of mitosis do the chromosomes line up in the center of the cell?

What is metaphase?

400

What phase does the cell spend the longest time in?

What is interphase?

400

What are the building blocks of DNA?

What are nucleotides?

400

What components make up the backbone of DNA?

What are sugar and phosphate groups?

400

What is the structure of RNA compared to DNA?

What is RNA is single-stranded?

600

What happens during anaphase?

What is sister chromatids separate to opposite poles?

600

What is the role of checkpoints in the cell cycle?

What is to ensure proper division and prevent errors?

600

In which direction does DNA polymerase synthesize new DNA strands?

What is 5' to 3'?

600

What are the four nitrogenous bases in DNA?

What are adenine, thymine, cytosine, and guanine?

600

What nitrogenous base is found in RNA that is not in DNA?

What is uracil?

800

In which stage of mitosis do the nuclear membranes reform?


What is telophase?

800

What occurs during the S phase of interphase?

What is DNA replication?

800

What is the role of primase in DNA replication?

What is to synthesize RNA primers?

800

How do the nitrogenous bases pair in DNA?

What is adenine with thymine and cytosine with guanine?

800

What are the three main types of RNA?

What are messenger RNA (mRNA), transfer RNA (tRNA), and ribosomal RNA (rRNA)?

1000

What is the sequence of stages in mitosis?

What is prophase, metaphase, anaphase, telophase?

1000

What is the significance of the G1 phase?

What is cell growth and preparation for DNA synthesis?

1000

What is the difference between leading and lagging strands during replication?

What is leading strands are synthesized continuously, while lagging strands are synthesized in fragments?

1000

What is the role of the hydrogen bonds between the nitrogenous bases?

What is to hold the two strands of DNA together?

1000

How does mRNA differ from tRNA in function?

What is mRNA carries the genetic information, while tRNA brings amino acids to the ribosome?