Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

biologie > influenta mediului asupra ereditatii > Flashcards

influenta mediului asupra ereditatii Flashcards

1
Q

care sunt factorii mutageni?

A

Fizici, chimici, biologici

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

care sunt factorii fizici?

A

radianti-neionizate(UV) si ionizate
schimabri de temperatura

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

care sunt factorii chimici?

A

coloranti, medicamente, pesticide, insecticide, tutun, cofeina, iperita

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

care sunt factorii biologici?

A

virusuri, ciuperci, bacterii

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

ce celula este erditara?

A

gametica (n)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

ce este poliploidia?

A

se multiplica nr de baza de crz

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

ce determina fenomenul de gigantism?

A

poliploidia

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

la mutatiile genomice sunt incluse…

A

poliploidia, aneuploidia - autozomala si heterozomala.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

in ce consta aneuploidia?

A

in variatia nr de crz din perechile de crz

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

ce este aneuploidia?

A

modificarile numerice ale crz=> sindromuri

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

ce sunt trisomiile?

A

prezenta unui crz suplimentar intr-o pereche

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

unde se gaseste trisomia DOWN?

A

la aneuploidia autozomala

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

ce alte trisomii se mai gasesc la aneuploidia autozomala?

A

PATAU si EDWARDS

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

cum se numeste sindromul credat de trisomia 13? dar de cea de 21 si 18?

A

PATAU. EDWARDS si DOWN

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

ce se gasesc la aneuploidiile heterozomale?

A

trisomia x, sindromul Klinefelter, monosomia x

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

unde se regaseste maladia “cri-du-chat”?

A

la mutantii cromozomiale

17
Q

care este cauza maladiei “cri-du-chat”?

A

deletia partiala a bartului scurt al crz 5

18
Q

ce produc mutatiile genice?

A

maladii matabolice

19
Q

in ce se clasifica mutatiile genice?

A

autozomale și heterozomale

20
Q

da exemple de mutatii genice autozomale dominante

A

polidactilie, sindactilie, bradhidactilie, prognatismul

21
Q

unde se regaseste albinismul?

A

mutatii genice autozomale recesive

22
Q

ce este anemia falciforma?

A

mutatie genica autozomale semidominanta

23
Q

au indivizii cu anemie falciforma un avantaj?

A

da, sunt rezistenti la malarie, frig de balta

24
Q

ce este hemofilia?

A

incapacitatea de aragulare a sangelui

25
Q

unde se gaseste hemofilia si daltonismul?

A

la mutatii genice heterozomale x-linkate

26
Q

ce este DUCHENNE?

A

distrofia musculara care se manifesta exclusiv la barbati. acesta face pare din mutatii genice heterozomale x-linkate

27
Q

ce inseamna y-linkate?

A

gena mutanta este amplasata pe crz y

28
Q

ce sindromuri se regasesc la y-linkate?

A

calvatie și trichomia

biologie (5 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions