A. Non-Mendelian inheritance is defined by the failure of the offspring of a mating to display Mendelian segregation for parental characters. 

B. For Non-Mendelian inheritance, presence of genes that are outside the nucleus and are not distributed to gametes or to daughter cells by segregation on the meiotic or mitotic spindles.

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#Question id: 1924

#Unit 4. Cell Communication and Cell Signaling

Antigens normally expressed only on embryonic cells but also sometimes found on tumors are known as:

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#Question id: 110

#Unit 1. Molecules and their Interaction Relevant to Biology

Tay-Sachs disease results from

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#Question id: 154

#Unit 1. Molecules and their Interaction Relevant to Biology

The peptide bond is which of the following?

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#Question id: 31372

#Unit 5. Developmental Biology

Following statements are regarding lens induction in xenopus. choose incorrect statement?

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#Question id: 33472

#Unit 2. Cellular Organization

Find correct True and False statements

A. Human females have 23 different chromosomes, whereas human males have 24.

B. In the living cell, chromatin usually adopts the extended “beads-on-astring” form.

C. The four core histones are relatively small proteins with a very high proportion of positively charged amino acids; the positive charge helps the histones bind tightly to DNA, regardless of its nucleotide sequence.

D. Nucleosomes bind DNA so tightly that they cannot move from the positions where they are first assembled.