Unit Three Review Jeopardy DNARNAMitosis MeiosisCancer Misc

RNA:DNA::single stranded: ANSWER

Double stranded Unit Three Review Jeopardy

In DNA, cytosine always pairs with _________. Answer

Guanine Back to JeopardyJeopardy

The genetic code of an organism is determined by the sequence of ____________ in it’s DNA. Answer

Nitrogenous bases Back to JeopardyJeopardy

When DNA replicates, each new strand is connected to the a strand of the original DNA. T or F Answer

True Back to JeopardytoJeopardy

In gel electrophoresis, what is the purpose of the standard column of DNA? Answer

The control of the test Back to JeopardyJeopardy

In RNA, what type of bonds hold together the backbone of RNA (the sugar and phosphate). Answer

Covalent bonds Back to JeopardyJeopardy

Which nitrogen base is present in RNA, but not DNA and with what base does it pair? Answer

Uracil adenine Back to Jeopardy

During ___________, cells use information from mRNA to produce proteins Answer

Translation Back to Jeopardy

During ___________, RNA polymerase binds to DNA and separates the DNA strands. RNA polymerase then uses one strand of DNA as a template from which nucleotides are assembled into a strand of RNA. Answer

Trancription Back to Jeopardy

Why does DNA make RNA? Answer

To enable the cell to make more proteins. Back to Jeopardy

During metaphases of mitosis, what happens? Answer

The chromosomes line up along the equator line of the cell. Back to JeopardyJeopardy

When does the nuclear envelope disappear? Answer

During prophase Back to JeopardyJeopardy

Anaphase stops when? Answer

The chromosomes stop moving apart. Back to JeopardyJeopardy

Division of cytoplasm? Answer

Cytokinesis Back to JeopardyJeopardy

The chromosomes stop moving apart. Back to JeopardyJeopardy

DAILY DOUBLE!!!! QUESTION

INTERPHASE IS MADE UP OF WHAT PHASES? NAME THEM IN ORDER AND TELL WHICH PHASE DEALS WITH COPYING OF THE CHROMOSOMES? Answer

G1 S G2 PHASE S PHASE copy of chromosomes Back to JeopardyJeopardy

DNA replication occurs during Interphase II. T or F AnswAnswer

False, DNA replication occurs during Interphase I. And by the way, there is no Interphase II!!! Back toUnit Three Review Jeopardy JeopardyUnit Three Review Jeopardy

When does crossing over occur? Answer

Prophase I Back to JeopardyJeopardy

In humans, the male gametes created by meoisis are called _______________. Answer

Sperm Back to JeopardyJeopardy

Meiosis produces 4 _______ _______ haploid cells. Answer

Genetically different Back to JeopardyJeopardy

If 2N = 46, a diploid cell would have ____ N or ___ chromosomes Answer

2, 46 Back to JeopardyJeopardy

Cancer cells do not _______ to the signals that regulate the growth of most cells. Answer

respond Back to JeopardyJeopardy

Masses of cell that damage surrounding cells. Answer

tumors Back to JeopardyJeopardy

Cancer cells do not respond to signals that would normally stop them from ________. Answer

dividing Back to JeopardyJeopardy

How do cells respond to contact with other cells? Answer

Normal cells respond by not growing Back to JeopardyJeopardy

Why can cancer be considered a disease of the cell cyle? Answer

Cancer is a disorder in which some of the body’s cells lose the ability to control growth, and the cell cycle is the series of events that cells go through as they grow and divide. Back to JeopardyJeopardy

List three ways RNA is different than DNA. Answer

RNA is single stranded instead of double stranded like DNA Uracil replaces thymine Sugar is ribose (not deoxyribose) Back to JeopardyJeopardy

Describe the Griffith Experiment. Answer

Griffith concluded that heat-killed, disease-causing a bacteria can “transform” harmless bacteria into ones that can cause disease. Back to JeopardyJeopardy

Who was it that developed the double helix model of DNA? Answer

Watson and Crick Back to JeopardyJeopardy

In males, meiosis produces __ equally sized gametes called sperm. In females, only ___ large egg cell results from meiosis. The other __ cells called polar bodies, usually are not involved in reproduction Answer

In males, meiosis produces _4_ equally sized gametes called sperm. In females, only _1__ large egg cell results from meiosis. The other_3_ cells called polar bodies, usually are not involved in reproduction Back to Jeopardy

Nitrogenous bases are connected with _____________bonds. Answer

hydrogen Back to Unit Three Review JeopardyJeopardy