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TLS Online TPP Program

#Question id: 5447

Hydrangea plants of the same genotype are planted in a large flower garden. Some of the plants produce blue flowers and others pink flowers. This can be best explained by which of the following?

#SCPH28 | Zoology

  1. the knowledge that multiple alleles are involved

  2. the allele for blue hydrangea is completely dominant over the allele for pink hydrangea

  3. the alleles are codominant

  4. environmental factors such as soil pH affect the phenotype

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TLS Online TPP Program

#Question id: 15875

#SCPH05 I Biotechnology

Suspension cultures show both numerical and structural chromosomal changes such as;
TLS Online TPP Program

#Question id: 5569

#SCPH28 | Zoology

What makes sexually reproduced offspring genetically different from their parents?
TLS Online TPP Program

#Question id: 11330

#SCPH06 I Botany

Bio geographers have noted that the tropics have more terrestrial species than temperate regions. Which of the following is NOT a plausible explanation for this pattern?
TLS Online TPP Program

#Question id: 1691

#SCPH01 Biochemistry

What is the structure recognized by the αβ T-cell receptor on the cell surface of an antigen-presenting cell?
TLS Online TPP Program

#Question id: 13037

#SCPH06 I Botany

Which of the following proteins will be most far away from the positively charged electrode during isoelectric focusing in a buffer with pH of 5?