TLS Online TPP Program

#Question id: 29116


Which one of the following is the correct order of during light reaction in the thylakoid membrane of chloroplast

#Unit 6. System Physiology – Plant
  1. P680Fd →P680*  Pheo → Fd → Cytochrome b6f → PC → P700 → P700* → A0A1 → FeS → FeS → PQ → NADP+
  2. P680Fd →  P680* → P700 → P700* →  PQ → Cytochrome b6f → PC → Pheo → A0A1 → FeS → FeS → Fd → NADP+

  3. P680Fd → P680* → Pheo →  PQ → Cytochrome b6f → PC → P700 → P700* → A0A1 → FeS →FeS → Fd → NADP+
  4. P680Fd →  P680* → Pheo →Cytochrome b6f → PQ → PC → P700 → P700* → A0A1 → FeS → FeS → Fd → NADP+
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TLS Online TPP Program

#Question id: 3379

#Unit 11. Evolution and Behavior

polymorphism is define existence of two or more form of same species within same population at the same time and place .polymorphism either balanced or transient depending upon type of natural selection  which of the following reason for balanced genetic polymorphism

a. each morph has selective advantage at equal intensity

b. non of the morph has selective advantage over other

c. heterzygote superiority

TLS Online TPP Program

#Question id: 3380

#Unit 11. Evolution and Behavior

Human population having mutant allele to caused color blindness, following different phenotype frequency?

Phenotype

Male

Female

Normal

.70

.72 heterozygous

.49 homozygous

Colour blindness

.30

.09

Which of the following frequency of color blindness allele and color blind female in their population?

TLS Online TPP Program

#Question id: 3381

#Unit 11. Evolution and Behavior

A source population with allelic frequency of p and q is .90 and .10 respectively. Recipient population with 900 individuals having allelic frequency of p and q is .30 and .70 respectively. If 100 migratory individual is inter from source to recipient population. After migration what is allelic frequency of p in their recipient population?

TLS Online TPP Program

#Question id: 3382

#Unit 11. Evolution and Behavior

Researchers in the Netherlands studied the effects of parental care giving in European kestrels over 5 years. The researchers transferred chicks among nests to produce reduced broods (three or four chicks), normal broods (five or six), and enlarged broods (seven or eight). They then measured the percentage of male and female parent birds that survived the following winter. (Both males and females provide care for chicks.) Which of the following is a conclusion that can be drawn from this graph?

TLS Online TPP Program

#Question id: 3383

#Unit 11. Evolution and Behavior

What does the study of analogous organ tell us about evolution?

A. This is the example of convergent evolution, occurred due to different group of organisms inhabiting same environments

B- Evolutionary change follow common pathway in two or more distinct species

C- Different organism get adopted to one environment

D- Similar group of organisms with mutations and variations getting naturally selected in different environments 

TLS Online TPP Program

#Question id: 3384

#Unit 11. Evolution and Behavior

In a sample from an African population, the frequency of blood group allele IA, IB and IO were 0.30, 0.20 and 0.50 respectively. What is expected number of homozygous and heterozygous respectively when population size 1200?