“understanding the concepts of haploid and diploid” haploid and diploid

““UnderstandingUnderstandingthe concepts ofthe concepts of

Haploid and Haploid and Diploid”Diploid”

Haploid and DiploidHaploid and Diploid

Introducing VocabularyIntroducing Vocabulary

Diploid= DIH – Diploid= DIH – ploydployd

Haploid= HA – Haploid= HA – ploydployd

Let’s take a look at the terms first….Let’s take a look at the terms first….

Diploid= Diploid= Di Di Ploid Ploid““DiDi” means “” means “twotwo””

Haploid and DiploidHaploid and Diploid

Let’s take a look at the terms first….Let’s take a look at the terms first….

Haploid= Haploid= HaHa Ploid Ploidthink “think “HAHAlf”lf”

haploidhaploid is is half half of diploid.of diploid.

Haploid and DiploidHaploid and Diploid

ReviewReview

““DiploidDiploid” means” means

Haploid and DiploidHaploid and Diploid

Half Two

ReviewReview

““HaploidHaploid” means” means

Haploid and DiploidHaploid and Diploid

Half Two

GOOD JOB !!!GOOD JOB !!!

You’re on the way !!!You’re on the way !!!

Introducing VocabularyIntroducing Vocabulary

Gamete= GA - Gamete= GA - meatmeat

Somatic= So-MA-Somatic= So-MA-tiktik

A A “Gamete”“Gamete” is a is a generic term for a generic term for a

“sex cell”.“sex cell”. An example would be An example would be

a a spermsperm or an or an eggegg..

Haploid and DiploidHaploid and Diploid

Gametes areGametes are HaploidHaploid in in

chromosome chromosome number.number.

Haploid and DiploidHaploid and Diploid

The The numbernumber of of chromosomes that a chromosomes that a

gamete gamete would contain would contain would be would be described described

as______as______

Haploid and DiploidHaploid and Diploid

Haploid Diploid

““Somatic cellsSomatic cells” ” refers to refers to every every otherother cell cell in the in the

body body exceptexcept gametes.gametes.

Haploid and DiploidHaploid and Diploid

ReviewReview

SpermSperm or or EggEgg = = GametesGametesAll All Other Other cells = cells = SomaticSomatic

CellsCells

Haploid and DiploidHaploid and Diploid

Gamete or Somatic Cell ?Gamete or Somatic Cell ?

A Liver CellA Liver Cell

Haploid and DiploidHaploid and Diploid

GameteSomatic

Cell

Gamete or Somatic Cell ?Gamete or Somatic Cell ?

A Sperm CellA Sperm Cell

Haploid and DiploidHaploid and Diploid

GameteSomatic

Cell

Gamete or Somatic Cell ?Gamete or Somatic Cell ?

A Brain CellA Brain Cell

Haploid and DiploidHaploid and Diploid

GameteSomatic

Cell

Gamete or Somatic Cell ?Gamete or Somatic Cell ?

A Lung CellA Lung Cell

Haploid and DiploidHaploid and Diploid

GameteSomatic

Cell

Gamete or Somatic Cell ?Gamete or Somatic Cell ?

An EggAn Egg

Haploid and DiploidHaploid and Diploid

GameteSomatic

Cell

Gamete or Somatic Cell ?Gamete or Somatic Cell ?

A Skin CellA Skin Cell

Haploid and DiploidHaploid and Diploid

GameteSomatic

Cell

Keep Going !!!Keep Going !!!

HAlf way There !!!HAlf way There !!!

Somatic Cells Somatic Cells areare DiploidDiploid in in chromosome chromosome

number.number.

Haploid and DiploidHaploid and Diploid

The The numbernumber of of chromosomes that a chromosomes that a somatic cell somatic cell would would contain would be contain would be described as______described as______

Haploid and DiploidHaploid and Diploid

Haploid Diploid

ReviewReview

Gametes =Gametes = haploid haploidSomatic Cells = Somatic Cells =

diploiddiploid

Haploid and DiploidHaploid and Diploid

Mathematically SpeakingMathematically Speaking

if if haploid=nhaploid=n,,then then diploid=2ndiploid=2n

Haploid and DiploidHaploid and Diploid

Mathematically Mathematically SpeakingSpeaking

or… or… haploid is haploid is ½½ of of diploiddiploid

or… or… diploid is diploid is 2x2x haploid haploid

Haploid and DiploidHaploid and Diploid

ReviewReview

SpermSperm or or EggEgg = = GametesGametes==HaploidHaploid==nnAll All Other Other Cells = Cells = SomaticSomatic CellsCells==DiploidDiploid==2n2n

Haploid and DiploidHaploid and Diploid

Humans have Humans have 4646 chromosomes in their chromosomes in their somatic cellssomatic cells. These . These

cells are cells are ____________

Haploid and DiploidHaploid and Diploid

Haploid Diploid

Humans have Humans have 2323 chromosomes in their chromosomes in their gametesgametes. These cells . These cells

are are ____________

Haploid and DiploidHaploid and Diploid

Haploid Diploid

IfIf humans humans diploiddiploid number = number = 4646, what , what

is the is the haploidhaploid number?number?

Haploid and DiploidHaploid and Diploid

23 92

IfIf humans humans haploidhaploid number = number = 2323, what , what

is the is the diploiddiploid number?number?

Haploid and DiploidHaploid and Diploid

46 92

IfIf chimps chimps diploiddiploid number = number = 4848, what , what

is the is the haploidhaploid number?number?

Haploid and DiploidHaploid and Diploid

24 96

IfIf chimps chimps haploidhaploid number = number = 2424, what , what

is the is the diploiddiploid number?number?

Haploid and DiploidHaploid and Diploid

48 96

Review AgainReview Again

Sperm or Egg = Gametes=Haploid= Sperm or Egg = Gametes=Haploid= nnAll Other Cells = Somatic Cells=Diploid= All Other Cells = Somatic Cells=Diploid= 2n2n

Haploid and DiploidHaploid and Diploid

IfIf humans humans diploiddiploid number = number = 4646,, How many How many

chromosomes in achromosomes in a liverliver cell ? cell ?

Haploid and DiploidHaploid and Diploid

23 46

IfIf humans humans diploiddiploid number = number = 4646,, How many How many

chromosomes in a chromosomes in a spermsperm cell ? cell ?

Haploid and DiploidHaploid and Diploid

23 46

IfIf humans humans diploiddiploid number = number = 4646,, How many How many

chromosomes in achromosomes in a brainbrain cell ? cell ?

Haploid and DiploidHaploid and Diploid

23 46

IfIf humans humans diploiddiploid number = number = 4646,, How many How many

chromosomes in achromosomes in a lunglung cell ? cell ?

Haploid and DiploidHaploid and Diploid

23 46

IfIf humans humans diploiddiploid number = number = 4646,, How many How many

chromosomes in an chromosomes in an eggegg cell ? cell ?

Haploid and DiploidHaploid and Diploid

23 46

IfIf humans humans diploiddiploid number = number = 4646,, How many How many

chromosomes in achromosomes in a skinskin cell ? cell ?

Haploid and DiploidHaploid and Diploid

23 46

Up so far !!!Up so far !!!

ALMOST THERE !!!ALMOST THERE !!!

Review Last RoundReview Last Round

Sperm or Egg = Gametes=Haploid= Sperm or Egg = Gametes=Haploid= nnAll Other Cells = Somatic Cells=Diploid= All Other Cells = Somatic Cells=Diploid= 2n2n

Haploid and DiploidHaploid and Diploid

If If chimp’schimp’s haploid haploid number = number = 2424,, How many How many

chromosomes in achromosomes in achimp’schimp’s liverliver cell ? cell ?

Haploid and DiploidHaploid and Diploid

24 48

If If chimp’schimp’s haploid haploid number = number = 2424,, How many How many

chromosomes in achromosomes in achimp’schimp’s eggegg cell ? cell ?

Haploid and DiploidHaploid and Diploid

24 48

If If Horse’sHorse’s diploid diploid number = number = 6464,, How many How many

chromosomes in achromosomes in aHorse’sHorse’s liverliver cell ? cell ?

Haploid and DiploidHaploid and Diploid

32 64

If If Alligators’sAlligators’s diploid diploid number = number =

3232,, How many How many chromosomes in achromosomes in aAlligators’sAlligators’s liverliver

cell ?cell ?

Haploid and DiploidHaploid and Diploid

32 64

If If Dog’sDog’s diploid diploid number = number = 7878,, How many How many

chromosomes in achromosomes in aDog’sDog’s spermsperm cell ? cell ?

Haploid and DiploidHaploid and Diploid

39 78

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