A network of intermediate filaments, called the nuclear lamina, lies against the inner surface of the envelope and supports it. Which structure usually is associated with the inner membrane

#Question id: 4724

#Part-A Aptitude & General Biotechnology

Which of the following are true about crossing over ?

#Question id: 4725

#Part-A Aptitude & General Biotechnology

Ptosis (droopy eyelid) may be inherited as a dominant human trait. Among 30 people who are heterozygous for the ptosis allele, 10 have ptosis and 20 have normal eyelids. What is the penetrance for ptosis?

#Question id: 4726

#Part-A Aptitude & General Biotechnology

Which of the following is incorrect regards genomic imprinting?

#Question id: 4727

#Part-A Aptitude & General Biotechnology

if mendal had studied the seven trait using a plant with 12 chromosome instead of 14, in what manner would his interpretation have been different ?

#Question id: 4728

#Part-A Aptitude & General Biotechnology

The genotype r/r ; p/p gives fowl a single comb, R/– ; P/– gives a walnut comb, r/r ; P/– gives a pea comb, and R/– ; p/p gives a rose comb. Which of the following parental genotype would produce 3/8 Walnut comb, 1/8 pea comb, 3/8 rose comb and, 1/8 single comb?

#Question id: 4729

#Part-A Aptitude & General Biotechnology

In the following example, 3 independently assorting genes A, B and C are known to govern coat color in mice. Homozygous recessive cc (albino phenotype) is epistatic over both gene A and B, What will be the expected frequency of non albino, in the progeny from cross of AaBbCc with genotype of AABbCc?