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What types of inclusions do the drops of neutral fat belong to?

a. secretory

b. excretory

c. pigment

d.+ trophic

e. foreign phagocytized particles

What type of cytoplasmic inclusion of erythrocytes does hemoglobin represent?

a. `trophic

b. secretory

c. excretory

d. +endogenous pigment

e. exogenous pigment

Which of the following substances belong to the trophic cytoplasmic inclusions?

a. bilirubin

b. hemosiderin

c. +glycogen

d. lipofuscin

e. melanin

33. Structural component of nucleus that is the site where ribosomal RNA is synthesized:

a. nuclear membrane

b. +nucleolus

c. nucleoplasm

d. euchromatin

e. heterochromatin

34. The outer nuclear membrane is continuous with the membranes of:

a. +endoplasmic reticulum

b. lysosomes

c. peroxisomes

d. mitochondria

e. Golgi complex

35. Nuclei made up mainly of heterochromatin are referred to as closed-face nuclei; that fact is due to:

a. insult to cells

b. beginning of mitosis

c.+ lack of transcriptional activity

d. high transcriptional activity

e. polyploidy of the cells

36. Large nuclei in which considerable areas of euchromatin can be seen are referred to as open-face nuclei; that fact is due to:

a. insult to cells

b. beginning of mitosis

c. lack of transcriptional activity

d. +high transcriptional activity

e. polyploidy of the cell

37. At what stage of the cell cycle is the DNA content of the chromosome duplicated, and do centrioles divide:

a. mitosis

b. rest

c. presynthetic

d. +synthetic

e. postsynthetic

38. What stage of the cell cycle is characterized by active RNA synthesis, tubulin synthesis, adenosine tiposphate synthesis, and maturation of the daughter centrioles:

a. mitosis

b. rest

c. presynthetic

d. synthetic

e.+premitotic

39. Apoptosis is:

a. +programmed cell death

b. cell death under the influence of damaging factors

c. uncontrolled cell division

d. destruction of the intracellular structures as a result of hydrolase elaboration by lysosomes

e. lysis of the nucleus

40. At which stage of mitosis the two centrioles separate and move to the opposite poles of the cell:

a. interphase

b. +prophase

c. metaphase

d. anaphase

e. telophase

41. At which stage of mitosis do chromosomes line up across the centre, or equator, of the cell:

a. prophase

b. +metaphase

c. anaphase

d. early telophase

e. late telophase

42. Which stage of mitosis is followed by cytokinesis:

a. interphase

b. prophase

c. metaphase

d. anaphase

e.+ telophase

43. At which stage of mitosis do sister chromatids separate:

a.prophase

b. metaphase

c. +anaphase

d. early telophase

e. late telophase

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