Mitosis and DNA Replication Review

12/17 Warm-up ___________ results in ______molecules, each with one new ______, and one _________ strand. strandoriginal two Replication Word Bank: Two Strand Replication Original

Which cell is most efficient? 1mm, or smaller cell Which Surface area to Volume ratio is more efficient? 6:1, 3:1, 1:1? 6:1 Why? Easier to move materials

Name of structure? Chromosome A is pointing to the- Sister Chromatids B is pointing to the Centromere A B

B represents: S Phase What is Synthesized in the S Phase? DNA D represents: Mitosis What process must occur before Mitosis? DNA replication

The two main stages of Cell Division (D) are: Mitosis and Cytokinesis

Prophase

Metaphase

Order? B,C,A,E,D Cell A? Metaphase Cell B? Interphase Why? Chromosomes not visible

Cell C? Prophase Why? Chromosomes appearing Cell D? Telophase Cell E? Anaphase

Cancer is… Uncontrolled cell growth A mass of cancer cells is a: Tumor A tumor that will NOT spread is: Benign A tumor that will spread is: Malignant

This is a ___________ molecule DNA The shape is known as: Double Helix It is located in the: Nucleus The building blocks of DNA: Nucleotides The sugar in DNA is: Deoxyribose

The instructions carried by DNA are based on the arrangement of which part of the nucleotide? Nitrogen bases

DNA is copied in a process known as Replication DNA is unzipped by a enzyme called: Helicase New nucleotides are added by a enzyme called: Polymerase This results in 2 DNA molecules, 1 _____ strand And one _________ strand New, Original

The complementary strand for ATCGAT TAGCTA A DNA molecule contains 20% Thymine, therefore it must contain ______% Guanine. 30% DNA contains the ___________ material that controls the cell’s activities. Genetic/Hereditary