Chapter 1 - Genetics RDT Notes | EduRev

: Chapter 1 - Genetics RDT Notes | EduRev

 Page 1


Chapter 1  Human Heredity by Michael Cummings ©2006 Brooks/Cole-Thomson Learning
Genetics Is the Key to Biology
• Genetics is the science of heredity
and variation
• Study of how traits are passed from
one generation to the next
Page 2


Chapter 1  Human Heredity by Michael Cummings ©2006 Brooks/Cole-Thomson Learning
Genetics Is the Key to Biology
• Genetics is the science of heredity
and variation
• Study of how traits are passed from
one generation to the next
Chapter 1  Human Heredity by Michael Cummings ©2006 Brooks/Cole-Thomson Learning
Fidelity and variation in
transmission of genetic material
Page 3


Chapter 1  Human Heredity by Michael Cummings ©2006 Brooks/Cole-Thomson Learning
Genetics Is the Key to Biology
• Genetics is the science of heredity
and variation
• Study of how traits are passed from
one generation to the next
Chapter 1  Human Heredity by Michael Cummings ©2006 Brooks/Cole-Thomson Learning
Fidelity and variation in
transmission of genetic material
Chapter 1  Human Heredity by Michael Cummings ©2006 Brooks/Cole-Thomson Learning
Genes
• Are the basic structural and
functional unit of genetics
• Are sequences of nucleotides in DNA
• Control cells by directing protein
synthesis
Page 4


Chapter 1  Human Heredity by Michael Cummings ©2006 Brooks/Cole-Thomson Learning
Genetics Is the Key to Biology
• Genetics is the science of heredity
and variation
• Study of how traits are passed from
one generation to the next
Chapter 1  Human Heredity by Michael Cummings ©2006 Brooks/Cole-Thomson Learning
Fidelity and variation in
transmission of genetic material
Chapter 1  Human Heredity by Michael Cummings ©2006 Brooks/Cole-Thomson Learning
Genes
• Are the basic structural and
functional unit of genetics
• Are sequences of nucleotides in DNA
• Control cells by directing protein
synthesis
Chapter 1  Human Heredity by Michael Cummings ©2006 Brooks/Cole-Thomson Learning
The Genetic Material - DNA
(Deoxyribonucleic Acid)
•Composed of Nucleotide subunits
•Nucleotides are composed of
Deoxyribose (sugar)
Phosphate group
Bases
A (Adenine), T (Thymine)
G (Guanine) or C (Cytosine)
Page 5


Chapter 1  Human Heredity by Michael Cummings ©2006 Brooks/Cole-Thomson Learning
Genetics Is the Key to Biology
• Genetics is the science of heredity
and variation
• Study of how traits are passed from
one generation to the next
Chapter 1  Human Heredity by Michael Cummings ©2006 Brooks/Cole-Thomson Learning
Fidelity and variation in
transmission of genetic material
Chapter 1  Human Heredity by Michael Cummings ©2006 Brooks/Cole-Thomson Learning
Genes
• Are the basic structural and
functional unit of genetics
• Are sequences of nucleotides in DNA
• Control cells by directing protein
synthesis
Chapter 1  Human Heredity by Michael Cummings ©2006 Brooks/Cole-Thomson Learning
The Genetic Material - DNA
(Deoxyribonucleic Acid)
•Composed of Nucleotide subunits
•Nucleotides are composed of
Deoxyribose (sugar)
Phosphate group
Bases
A (Adenine), T (Thymine)
G (Guanine) or C (Cytosine)
Chapter 1  Human Heredity by Michael Cummings ©2006 Brooks/Cole-Thomson Learning
DNA Is a Double Helix
DNA model.
Credit: © Science VU/NIH/Visuals Unlimited
35685
http://www.biologycorner.com/resources/DNA-colored.gif
Read More
Offer running on EduRev: Apply code STAYHOME200 to get INR 200 off on our premium plan EduRev Infinity!