Genetics Exam Bundle

The link between chromosomes and heredity was demonstrated using ______, and this occurred ______ DNA was identified as the genetic material. - Answer- Drosophila; before When a gene is expressed, its DNA sequence is copied into ______, and sometimes translated into ________. - Answer- RNA; prote...

Gregor Mendel - Answer- an Austrian monk who worked with pea plants to create the foundation of modern genetics Mendel's experiment results/laws - Answer- found out/discovered: principle of dominance, segregation, true-breeding, Punnett square (Chapter 11-Sec 1) principle of dominance - Answe...

Autosomes - Answer- #1-22 are non sex chromosomes Probability - Answer- Is the prediction that a certain event will occur Dominant - Answer- The allele that is expressed when 2 different alleles are present in an organism Recessive - Answer- Isn't expressed unless dominant is there Hete...

genome - Answer- complete set of genetic instructions for any organism gene - Answer- an inherited factor that determines a characteristic allele - Answer- one of two or more alternate forms of a gene genotype - Answer- complete set of alleles present in the genome of an organism phenoty...

..... are units of heredity - Answer- genes which of the following is the genetic material of cells? - Answer- DNA the field of genetics that studies the interactions of many genes is called? - Answer- genomics variant in a sequence of DNA that is present in at least 1% of a population is c...

Which of the following would be true of a plant heterozygous for a single gene controlling flower color? (Assume complete dominance). A. It displays the recessive flower color. B. About half of all its progeny will display the recessive flower color. C. It will produce gametes with recessive fl...

ALS - Answer- Most common motor neuron disease - LOD score of 5.03 @ 10 centimorgans - Sporadic (90%) or Familial (10%)... earlier onset for inherited/familial - gene 21 - SOD1 shows linkage - SOD1 mutations are gain of function mutations 2 theories for ALS - Answer- Oxidative Stress - in...

Genome - Answer- Set of genetic instructions Gene - Answer- an inherited segment of DNA that determines traits Traits are determined by genes that are on? - Answer- Chromosomes Green Revolution - Answer- During the 50's and 60's, it was the great increase in production of food grains that...

Use the information gathered in the Nature article Learning to Dive into Primary Research Articles to answer the question. Primary literature refers to published works that contain - Answer- experimental data that have been reviewed by other scientists. Use the information gathered in the Natu...

What are chemical factors that determine traits called? - Answer- Genes What did Mendel conclude about how traits are inherited? - Answer- Passes on from parents to offspring What does the principle of dominance state? - Answer- That some alleles are dominant and others are recessive. What ...

Who created the theory of epigenesis and what is it? - Answer- 1. William Harvey 2. Believed organisms develops from fertile egg by succession of events that will transform the egg to an adult What other theory does the theory of epigenesis go against? - Answer- Preformationism- Fertile egg cont...

What do Mendel's crosses involve, and what does he use to come up with these traits? - Answer- Involves one trait using Punnett squares What is the principle of segregation? - Answer- the separation of members of a gene pair during gamete formation, and exhibit the dominant/recessive relationshi...

What result from a monohybrid cross between the yellow and green parents would support the theory of blended inheritance? a) all progeny have white pods, a color that resembles neither parent b) some progeny have yellow pods and some have green pods c) more than one of the options listed he...

Explain what causes the sperms of one kind to have 3% more DNA than sperms of the other kind. - Answer- some sperm have X chromosome; X is larger / has more genes than Y How do multiple alleles of a gene arise? - Answer- mutations; at different positions in the gene Explain why colour blindne...

Crossing over occurs during which stage of the meiotic cell cycle? - Answer- prophase An individual who has two different alleles for a trait is called ____________. - Answer- heterozygous Select the phase when the chromosomes line up in the center of the cell. - Answer- Metaphase The chanc...

Artificial cross-fertilization - Answer- removing anthers from a flower and introducing pollen of the desired type with a small brush Pure-breeding strains - Answer- strains that consistently produce the same phenotype Took Mendel two years to prepare his P1 (Parental) generation - Answer- ...

The study of heredity and variation - Answer- genetics Microbiomes in the body change how we react to disease - Answer- microbiome project The unit of heredity - Answer- gene Affects the appearance of an organism - Answer- morphological Affects the function of an organism - Answer- Physi...

How many chromosomes do humans have? - Answer- 46 How many pairs of chromosomes do humans have? Are they diploid or haploid? - Answer- We humans have 23 pairs of chromosomes and they are diploid (2n) - Where n=1 full complement of a genome How are they diploid? - Answer- 1 Set comes fro mom (...

25% - Answer- Probability of any 1 base being in any 1 location 1/64 - Answer- Probability of any 3 bases being present at any 3 points (4*4*4) Evolution - Answer- -Depends on natural selection and genetic variation -Allele frequencies in a population must change over several generations -Ge...

agarose - Answer- A polymer made up of sugar molecules that is used as the matrix in gel electrophoresis procedures. biomolecule - Answer- A carbon based molecule made by living things. most are long polymers mad of repeating subunits called monomers- and include proteins, CHO, lipids, and nuclei...