Podcast
Questions and Answers
What is the result of loss of regulation in signaling pathways in type 1 diabetes?
What is the result of loss of regulation in signaling pathways in type 1 diabetes?
- Cells don't respond to insulin
- Overproduction of adrenaline
- Multiple breakdown in a pathway
- The pancreatic cells which produce insulin are lost (correct)
What is a characteristic of cancer cells?
What is a characteristic of cancer cells?
- Unlimited replicative potential (correct)
- Dependence on proliferation signals
- Ability to undergo apoptosis
- Sensitivity to anti-growth signals
What can trigger the hyperactivation of the MAPK cascade?
What can trigger the hyperactivation of the MAPK cascade?
- Sustained autocrine or paracrine production of activating ligands (correct)
- Overexpression of receptor tyrosine kinases
- Sustained production of inhibitory ligands
- Malfunctioning of cell signaling
What is the result of the loss of cell cycle controls?
What is the result of the loss of cell cycle controls?
What is the stage of mitosis where chromosomes condense?
What is the stage of mitosis where chromosomes condense?
What is the result of the sustained production of activating ligands in cancer?
What is the result of the sustained production of activating ligands in cancer?
What is a characteristic of cells in type 2 diabetes?
What is a characteristic of cells in type 2 diabetes?
What is the stage of mitosis where sister chromatids separate?
What is the stage of mitosis where sister chromatids separate?
What is the result of the overexpression of receptor tyrosine kinases in cancer?
What is the result of the overexpression of receptor tyrosine kinases in cancer?
What is the role of the cell cycle control system?
What is the role of the cell cycle control system?
What is the primary function of meiosis in multicellular organisms?
What is the primary function of meiosis in multicellular organisms?
During meiosis, what happens to the number of chromosomes in the parent cell?
During meiosis, what happens to the number of chromosomes in the parent cell?
What is the significance of crossing over in meiosis?
What is the significance of crossing over in meiosis?
What is the difference between diploid and haploid organisms?
What is the difference between diploid and haploid organisms?
What is the outcome of Mendel's experiment on peas?
What is the outcome of Mendel's experiment on peas?
What is the concept of dominance in Mendelian genetics?
What is the concept of dominance in Mendelian genetics?
What is the purpose of the Punnett square in Mendelian genetics?
What is the purpose of the Punnett square in Mendelian genetics?
What is the law of segregation in Mendelian genetics?
What is the law of segregation in Mendelian genetics?
What is the significance of independent assortment in Mendelian genetics?
What is the significance of independent assortment in Mendelian genetics?
What is the outcome of meiosis in terms of the number of gametes produced?
What is the outcome of meiosis in terms of the number of gametes produced?
What is the ratio of gametes to genotype in an organism?
What is the ratio of gametes to genotype in an organism?
What determines the phenotype of an organism?
What determines the phenotype of an organism?
What is the purpose of a test cross?
What is the purpose of a test cross?
What is the term for the process of nuclear division in eukaryotic cells?
What is the term for the process of nuclear division in eukaryotic cells?
What is the term for the period in the cell cycle when the cell is not dividing?
What is the term for the period in the cell cycle when the cell is not dividing?
What is the term for a cell containing only one set of chromosomes?
What is the term for a cell containing only one set of chromosomes?
What is the term for the genetic material of an organism or virus?
What is the term for the genetic material of an organism or virus?
What is the term for a pair of chromosomes of the same length, centromere position, and staining pattern?
What is the term for a pair of chromosomes of the same length, centromere position, and staining pattern?
What is the term for an organism that is heterozygous with respect to a single gene of interest?
What is the term for an organism that is heterozygous with respect to a single gene of interest?
What is the term for an organism that has two different alleles for a gene?
What is the term for an organism that has two different alleles for a gene?
What is the term for a cross between two organisms that are each heterozygous for both of the characters being followed?
What is the term for a cross between two organisms that are each heterozygous for both of the characters being followed?
What is the term for the appearance of a physical characteristic?
What is the term for the appearance of a physical characteristic?
What is the process by which pairs of gene variants are separated into reproductive cells?
What is the process by which pairs of gene variants are separated into reproductive cells?
What is the term for a trait that is expressed only when the genotype is homozygous?
What is the term for a trait that is expressed only when the genotype is homozygous?
What is the term for genes that are located on the X chromosome and show distinctive patterns of inheritance?
What is the term for genes that are located on the X chromosome and show distinctive patterns of inheritance?
What is the term for a diagram of family history that uses standardized symbols?
What is the term for a diagram of family history that uses standardized symbols?
What determines the nature of the cellular response in a cell signalling cascade?
What determines the nature of the cellular response in a cell signalling cascade?
What is the outcome of cell signalling cascades in terms of physiological processes?
What is the outcome of cell signalling cascades in terms of physiological processes?
What is the function of apoptosis in the human body?
What is the function of apoptosis in the human body?
In which cells can apoptosis occur in response to internal or external death signals?
In which cells can apoptosis occur in response to internal or external death signals?
Why is apoptosis essential during embryogenesis and development?
Why is apoptosis essential during embryogenesis and development?