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#Question id: 5562


In an egg cell treated with a chemical that binds calcium and magnesium ions, the ________.

#SCPH01 Biochemistry
  1. acrosomal reaction would be blocked

  2. fusion of sperm and egg nuclei would be blocked

  3. fast block to polyspermy would not occur

  4. fertilization envelope would not be formed


Answer:- Option(s): 4


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#Question id: 5448

#SCPH28 | Zoology

Plant height control by 3 pair of polygene, two varieties of maize averaging 48 and 72 inches in height, respectively, are crossed. The F1 progeny is quite uniform averaging 60 inches in height. What is number of average phenotype out of 500 F2 plants?

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#Question id: 5449

#SCPH28 | Zoology

Most behavioral traits are affected by many different genetic influences as well as environment. The best descriptor for such traits is:

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#Question id: 5450

#SCPH28 | Zoology

Which of these definitions of heritability is most correct?

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#Question id: 5451

#SCPH28 | Zoology

High heritability is best demonstrated in which of the following situations?

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#Question id: 5452

#SCPH28 | Zoology

What are polygenes?

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#Question id: 5522

#SCPH01 Biochemistry

In reptiles, birds, and mammals, mesoderm is made by invagination and involution into the

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