TLS Online TPP Program

#Question id: 7188


when RNAi completely eliminates beta-catenin from non-regenerating flatworms then which of the following results are obtained?

#Unit 5. Developmental Biology
  1. The entire organism becomes a head, with eyes all around the periphery.
  2. Anterior part become a tail and posterior part become a head.
  3. The entire organism becomes a tailed, with eyes all around the periphery.
  4. Resulting undifferentiated cell mass.
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TLS Online TPP Program

#Question id: 4753

#Unit 8. Inheritance Biology

Pattern baldness in humans is a sex-influenced trait that is autosomes dominant in males and recessive in females. What is genotype of both parents with normal hair had one son with pattern baldness and another son is normal hair?

TLS Online TPP Program

#Question id: 4754

#Unit 8. Inheritance Biology

Allele A is epistatic to allele B. Which of the following statement are incorrect?

TLS Online TPP Program

#Question id: 4755

#Unit 8. Inheritance Biology

When two albino snails were crossed, all of the F1 were pigmented. All F1 intercross would results

TLS Online TPP Program

#Question id: 4756

#Unit 8. Inheritance Biology

In summer squash, white colour fruit (W) is dominant over yellow colour (w) and disc-shaped phenotype (D) is dominant over sphere-shaped phenotype (d). Determine the genotype of the parents gives 3/8 white, sphere, 3/8 white, Disk, 1/8 Yellow, Disk and 1/8 Yellow, Sphere?

TLS Online TPP Program

#Question id: 4757

#Unit 8. Inheritance Biology

The newborn baby of a mother having blood group O, Rh+ and father having blood group AB, Rh-, got mixed with other babies in the hospital. The baby with which of the following blood groups is not confirmable to be of the said couple?

(i) AB, Rh+                                                    (ii) O, Rh+

(iii) A, Rh+                                         (iv)  B, Rh+

TLS Online TPP Program

#Question id: 4758

#Unit 8. Inheritance Biology

The allele l in human population is recessive lethal and x chromosome linked. If a female is heterozygous for l allele marries with normal male. What will be interpretation correct?