Practice Questions

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#Question id: 5705

The chromosome has been broken at two points, and the segment between them has been inverted. What will be affects of this inversion however, person is heterozygous this abnormality?

#SCPH06 I Botany

It may change the relative lengths of the two arms of the chromosome
This stretches the dicentric chromatid across the center of the nucleus, forming a structure called a dicentric bridge
Two of four gametes contain recombinant chromosomes that are missing some genes however no duplication of gene; these gametes will not produce viable offspring
Recombination is not reduced within a inverted region comparatively normal

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#Question id: 1707

#I Life Science/ Life Sciences Group – I-V

The thoracic duct:

TLS Online TPP Program

#Question id: 2317

#SCPH06 I Botany

What is/are the function(s) of lysosomes?

TLS Online TPP Program

#Question id: 2311

#SCPH06 I Botany

The structure in which proteins and RNA are made into ribosomes is called the

TLS Online TPP Program

#Question id: 11193

#I Life Science/ Life Sciences Group – I-V

Conduction and refractory periods (states) are typical of ________.

TLS Online TPP Program

#Question id: 4562

#SCPH06 I Botany

Which stratum should contain the greatest proportion of extinct organisms?