Chapter 4

Question 1

study of heredity and its biological processes

Answer 1

GENETICS

Question 2

The groundwork on which heredity stands is known as ________

Answer 2

inheritance

Question 3

Father of Modern Genetics

Answer 3

Gregor Johann Mendel

Question 4

amount of dissimilarity of the children to parents

Answer 4

Variation

Question 5

plant used by mendel for 7 years to propose law of inheritance

Answer 5

Garden Pea (Pisum Sativum)

Question 6

in hybridization, how many characteristics of pisum sativum did mendel chose

Answer 6

seven

Question 7

t orf
mendel used true-breeding or those that can self-pollinate

Answer 7

true

Question 8

anak is the ____ filial
apo is the _____ 2nd

Answer 8

1st
2nd

Question 9

2 laws of inheritance

Answer 9

law of dominance
law of segregation

Question 10

distinct elements termed as factors control the characteristics. these factors at all times exists as a couple.

Answer 10

law of dominance

Question 11

trait that appears in the next generation

Answer 11

dominant trait

Question 12

alleleles dont blend and the two characteristics are recuperated all through the gamete formation

Answer 12

law of segregation

Question 13

comparable type of gametes

Answer 13

homozygous

Question 14

diverse sorts of gametes

Answer 14

heterozygous

Question 15

same alleles (RR or rr)

Answer 15

homozygous

Question 16

diff alleles (Rr)

Answer 16

heterozygous

Question 17

discovery that was done after mendel’s work

Answer 17

incomplete dominance

Question 18

the situation in which both the alleles do not display a dominant trait resulting in a fine combination or a midway amid

Answer 18

incomplete dominance

Question 19

two alleles lack the dominant-recessive association and thus the duo affects the creature together

Answer 19

codominancee

Question 20

example of this is blood type AB

Answer 20

codominance

Question 21

the separation of one set of characteristics is autonomous of the other set of characteristics when they are pooled in a hybrid

Answer 21

Law of Independent Assortment

Question 22

the coupling and split of a set of chromosomes will cause a split in the set of genes (factor) they carry

Answer 22

Chromosomal Theory of Inheritance

Question 23

xx

Answer 23

female

Question 24

xy

Answer 24

male

Question 25

this particular nuclear arrangement was found in only 50 percent of sperms

Answer 25

x

Question 26

the ova which obtained the x chromosome is born as a

Answer 26

female

Question 27

those ova that didnt receive x chromosomes where born as a

Answer 27

male

Question 28

how many pair of chromosomes in human body?

Answer 28

23

Question 29

how many pair of autosomes

Answer 29

22

Question 30

hoy many pair of sex chromosomes

Answer 30

1

Question 31

the occurrence to which a modification in DNA happens and causes a variation in the phenotype and genotype of a creature

Answer 31

mutation

Question 32

disorders of a mendelian nature include

Answer 32

haemophilia sickle cell anaemia phenylketonuria

Question 33

a rare disorder where blood doesn't clot

Answer 33

haemophilia

Question 34

a inherited disorder where the red blood cell is shaped like sickle so there is a slow blood flow

Answer 34

sickle cell anaemia

Question 35

rare inherited disorder (PKU)

Answer 35

phenylketonuria

Question 36

disorders of a chromosomal nature include

Answer 36

down's syndrome klinefelter's syndrome turners syndrome

Question 37

extra full or partial copy of chromosome 21

Answer 37

down's syndrome

Question 38

extra copy of x chromosome (boys)

Answer 38

klinefelter's syndrome

Question 39

one of the x chromosome is missing (girls)

Answer 39

turner's syndrome

Question 40

a model describing the way information stored in our DNA is converted into a functional product such as protein.

Answer 40

Central Dogma of Molecular Biology

Question 41

who proposed central dogma of molecular biplogy who also co-discovered the structure of DNA

Answer 41

Francis Crick

Question 42

DNA to protein process: 1 2 (DNA to RNA) 3 (RNA to protein)

Answer 42

DNA replication transcription translation

Question 43

to make proteins, cells first copy the specific genetic instruction in their DNA into a messenger molecule called ___. This is then converted to the final product. This process is called ____________________

Answer 43

RNA gene expression

Question 44

model that describes the flow of genetic information

Answer 44

central dogma

Question 45

Central dogma flow is from DNA code to RNA messnger to final protein product. true or false?

Answer 45

true

Question 46

t or f: proteins are made up of amino acids

Answer 46

true

Question 47

t or f: DN and RNA are nucleic acid made of nucleotides

Answer 47

true