M2: PHYSICAL SELF (BIOLOGICAL)

Question 1

the very first thing that we see in an individual

Answer 1

physical appearance

Question 2

this is a very vital dimension of the self because it is the very first dimension of ourselves that we notice

Answer 2

the physical self

Question 3

if there are 2 people in this world whom we could blame for our looks, that would be ___________

Answer 3

our parents

Question 4

our parents’ traits are transferred to us through _________ and that is basic ________ - the study of heredity

Answer 4

natural selection, genetics

Question 5

transmission of traits from parents to offspring

Answer 5

heredity

Question 6

the transmission of traits happen during the _______________________

Answer 6

union of the egg cell and sperm cell

Question 7

the union of a sperm and egg creates a _________

Answer 7

zygote

Question 8

a zygote carries this many pairs of chromosomes

Answer 8

23

Question 8

these are threadlike bodies in the nucleus of the cell and storage unit for genes

Answer 8

chromosomes

Question 9

studies revealed that most human cells contain _____ chromosomes

Answer 9

46

Question 10

the 22 pairs of chromosomes

Answer 10

autosomes

Question 11

the 23rd pair of chromosomes which identifies the sex of an individual

Answer 11

sex chromosomes

Question 12

the sex chromosomes can either be these 2

Answer 12

XX - female, XY - male

Question 13

this is the unit carrier of heredity

Answer 13

gene

Question 14

these alone can determine the sex of the fertilized cell

Answer 14

genes

Question 15

this is the collection of genetic information

Answer 15

genome

Question 16

this is a nucleus acid that contains the genetic instructions specifying the biological development of all cellular forms of life

Answer 16

DNA (deoxyribonucleic acid)

Question 17

this is the part (DNA sequence) of genetic makeup of a cell which determines a specific characteristic

Answer 17

genotype

Question 18

this is the expression of our genotype

Answer 18

phenotype

Question 19

our looks depend on the _____ that we got from our parents which is manifested through _________

Answer 19

looks, phenotypes

Question 20

since human cells carry 2 copies of chromosomes, they have __ versions of each gene

Answer 20

2

Question 21

the 2 versions of each gene are called the _______

Answer 21

alleles

Question 22

an allele could either be one of these 2:

Answer 22

dominant, recessive

Question 23

these show their effect even if an individual has only one copy of the alelle

Answer 23

dominant alleles

Question 24

these only show their effect if the individual has 2 copies of alleles

Answer 24

recessive alleles