Which stratum should contain the greatest proportion of extinct organisms?

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#Question id: 23189

#SCPH06 I Botany

Which microscopy is good for live cell imaging?

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#Question id: 2972

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

Match the following attachment (Column I) with definition(Column II).

Column I	Column II
A. Monotelic Attachment	I. When sister kinetochores attach to microtubules emanating from opposite spindle poles, they are stably attached.
B. Syntelic Attachment	II. When one kinetochore attaches to microtubules emanating from two opposite spindle poles.
C. Amphitelic Attachment	III. When both sister kinetochores attach to microtubules emanating from the same spindle pole.
D. Merotelic Attachment	IV. When only one of the two sister kinetochores attaches to microtubules.

Which of the following is correct?

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#Question id: 7761

#SCPH06 I Botany

Correct sets of genes are well known to be involved in aging and its prevention, and each set appears to be conserved between phyla and even kingdoms. 

a. DNA repair enzymes

b. proteins of the insulin signaling pathway

c. proteins in the mTORC1 signaling pathway

d. chromatin remodeling enzymes

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#Question id: 20989

#SCPH01 Biochemistry

_______ conversion of toluene to benzoic acid in the zone of a crude oil-contaminated aquifer was obtained.

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#Question id: 7000

#SCPH28 | Zoology

One primary factor in shaping the polarity of the body axes in chick embryos is ________.