Cell Biology Quiz Questions

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What is the process by which cells absorb solid substances through the formation of membrane bubbles?

active transport

phagocytosis (correct)

pinocytosis

exocytosis

What type of cell division results in the formation of polyploid cells?

endomitosis (correct)

amitosis

mitosis

meiosis

What is the phase of mitosis characterized by the absence of a nuclear membrane and nucleolus?

prophase (correct)

interphase

anaphase

metaphase

What type of cell division occurs in malignant tumors without the formation of a mitotic division apparatus?

amitosis Signup and view all the answers

At what stage of mitosis is the study of human karyotype performed?

metaphase Signup and view all the answers

What is the process by which cells absorb liquid substances through the formation of membrane bubbles?

pinocytosis Signup and view all the answers

What is the genotype of a person with sickle-shaped red blood cells in their blood?

SS Signup and view all the answers

What type of gene interaction is observed in a person with blood type IAIB?

codomination Signup and view all the answers

How many genotypes and phenotypes are formed by the interaction of two allelic genes by the type of incomplete dominance in tooth enamel coloration?

three genotypes and three phenotypes Signup and view all the answers

How many phenotypes are defined by the interaction of alleles by the type of incomplete dominance in tooth enamel coloration?

three Signup and view all the answers

What is the form of interaction between the two dominant non-allelic genes that affect normal hearing in humans?

complementarity Signup and view all the answers

What is the genotype of a person with anemia in high-altitude settings?

Ss Signup and view all the answers

What is the type of mutation where glutamic acid is replaced with valine in the hemoglobin protein?

point mutation Signup and view all the answers

What type of mutation resulted from treating viral RNA with nitrous acid?

a transition Signup and view all the answers

What is the name of the mutation that results in a decrease in the number of pairs of nucleotides of a gene?

deletion Signup and view all the answers

What is the name of the mutation that resulted in a section of the DNA chain rotating 180°?

inversion Signup and view all the answers

What is the name of the mutation that caused different iris colors in the right and left eyes?

somatic Signup and view all the answers

What is the type of mutation that results in an increase in the number of pairs of nucleotides of a gene?

duplication Signup and view all the answers

What is the metabolic disorder associated with an increased level of uric acid in the blood, developmental delay, muscle hypertonicity, and a tendency to self-harm?

Lesch-Nihan syndrome Signup and view all the answers

What is the genetic disorder characterized by a dislocated lens, disproportionately long and thin limbs, long and thin fingers, an aortic aneurysm, and urinary excretion of certain amino acids?

Marfan syndrome Signup and view all the answers

Which genotype combination of the mother and father can cause Rhesus conflict during pregnancy?

Mother Rh–, father Rh+ (homozygote) Signup and view all the answers

How are mitochondrial pathologies inherited in humans?

From the mother by all children Signup and view all the answers

What is the most commonly used material for studying sexual chromatin?

Oral epithelium Signup and view all the answers

What is the primary cause of Lesch-Nihan syndrome?

Deficiency of the enzyme hypoxanthine-guanine phosphoribosyltransferase Signup and view all the answers

Which tick family is important in medicine?

Ixodidae Signup and view all the answers

What type of tick has 3 hosts?

Taiga tick Signup and view all the answers

What is an example of a secondary wingless insect?

Lice Signup and view all the answers

What disease is carried by fleas?

Plague Signup and view all the answers

What is a characteristic of body lice?

Egg-to-egg life cycle lasts 16 days Signup and view all the answers

What is a characteristic of pubic lice?

Inhabits areas of the body covered with hair Signup and view all the answers