5.1/5.2 Understanding Inheritance

Question 1

WHAT IS PANGENESIS THE THEORY OF, AND WHO MADE IT?

Answer 1

• THE THEORY OF INHERITANCE
• ARISTOTLE

Question 2

WHAT DOES PANGENESIS STATE?

Answer 2

THAT GAMETES CONSIST OF PARTICLES (PANGENES) THAT FORM ALL OVER THE BODY AND WHEN FERTILIZED, GO THE THE PLACES THEY WERE FORMED

Question 3

ANTHONY VAN LEEUWENHOOK SAW SPERM IN SEMEN AND THINKS HE SAW…

Answer 3

A MINIATURE HUMAN

Question 4

THE IDEA OF ______ WAS LINKED TO THE THEORY OF INHERITANCE

Answer 4

• BLENDING

Question 5

WHO IS THE FATHER OF GENETICS?

Answer 5

GREGOR MENDEL

Question 6

MENDEL FORMED THE FOUNDATION OF WHAT IDEA?

Answer 6

• THE MODERN THEORY OF INHERITANCE

Question 7

WHAT PLANT DID MENDEL MAINLY STUDY ON?

Answer 7

PEA PLANTS

Question 8

WHAT IS TRUE BREEDING PLANTS?

Answer 8

PLANTS THAT SHOW THE SAME TRAITS OVER GENERATIONS

Question 9

WHAT IS A TRAIT?

Answer 9

A SPECIFIC CHARACTERISTIC OF AN ORGANISM

Question 10

WHAT IS CROSSING?

Answer 10

THE FERTILIZATION OF A SECIFIC FEMALE GAMETE WITH A SPECIFIC MALE GAMETE

Question 11

WHAT IS A PHENOTYPE?

Answer 11

THE PHYSICAL EXPRESSION OF A GENE

Question 12

WHAT IS A GENOTYPE?

Answer 12

THE GENETIC FORMATION OF INDIVIDUALS WITH ALLELES

Question 13

WHAT IS LOCUS?

Answer 13

THE LOCATION OF GENES ON CHROMOSOMES

Question 14

DOMINANT ALLELES ARE EXPRESSED WHEN…

Answer 14

THEY ARE ALONE OR IN PAIRS; B

Question 15

RECESSIVE ALLELES ARE EXPRESSED WHEN…

Answer 15

THE DOM. ALLELE IS ABSENT; b

Question 16

WHAT ARE THE 3 TYPES OF HOMOZYGOUS AND STATE THEIR GENOTYPE CONFIGURATION(USE THE LETTER B)

Answer 16

HOMOZYGOUS RECESSIVE: bb
HOMOZYGOUS DOMINANT: BB
HETEROZYGOUS: Bb

Question 17

WHAT ARE THE 2 WAYS THAT TRAITS ARE SHOWN?

Answer 17

1. WHEN PUREPLANTS SELF-FERTILIZE PRODUCING PLANS WITH SAME TRAITS
2. WHEN THRU CONTROLLED FERTILIZATION, CROSS-BREEDING IS DONE

Question 18

WHAT IS THE P GENERATION?

Answer 18

THE PARENTAL GENERATION; USUALLY CROSSED

Question 19

WHAT IS F1?

Answer 19

FIRST FILIAL GENERATION; OFFSPRING OF P GEN

Question 20

WHAT IS F2?

Answer 20

SECOND FILIAL GEN; OFFSPRING OF F1 GEN

Question 21

WHAT IS THE LAW OF SEGREGATION?

Answer 21

WHEN GAMATES FORM, 2 ALLELES OF A PAIR SEPARATE FROM EACHOTHER
EX: Aa TURNS TO A or a

Question 22

WHAT IS THE LAW OF INDEPENDANT ASSORTMENT?

Answer 22

SEPARATION OF 2+ ALLELES THAT GIVES OTHER TRAITS THE CHANCE TO FORM
EX: AaBb turns to AB, Ab, Ba, ab

Question 23

WHAT IS A MONOHYBRID CROSS?

Answer 23

WHEN ONLY 1 TRAIT IS MONITORED FOR

Question 24

WHAT IS A DIHYBRID CROSS?

Answer 24

A CROSS OF 2 ORGANISMS DIFFERING IN 2 TRAITS DUE TO 2 DIFFERENT GAMETES

Question 25

WHAT DOES THE F2 RATIO OF INHERITANCE MEAN?

Answer 25

9: THE DOM TRAITS OF BOTH
3: THE 1 DOM AND REC OF EACH TRAIT
3: THE OTHER DOM/RECESSIVE OF EACH TRAIT
1: THE REC. FORM OF BOTH TRAITS