Explain in detail two different genetic mutations that can promote the development of cancer. Include the name (or type) of gene mutated and whether the expression of the gene is upregulated or downregulated. Provide a description of the role the gene plays in regulating the cell cycle and how the cell is affected when the gene no longer produces a functional protein

Q: Relax during this exam and don't hyperventaliate... Most of the CO2 that you are breathing out is…

A: The correct answer is option b. Citric acid cycle, decarboxylated.  Most of the carbon dioxide that…

Q: certain cells in the pancreas of animals produce and secrete insulin. Which of the following…

A: Insulin is a peptide hormone which is made in the beta cells of Islets of Langerhans of pancreas. It…

Q: The human phenotype is regulated by epigenetic control of gene expression. Discuss the three main…

A: Control of gene expression is the process by which cells regulate the production of proteins and…

Q: distal collecting tubules

A: Reptile kidneys are relatively simple in structure compared with birds and mammals. They contain…

Q: Biofilms represent an important environmental niche. A) How does growth on a surface differ from…

A: Biofilm is a thin, slimy layer of bacteria that forms on surfaces. It is composed of extracellular…

Q: The vp test looks for products of fermentation

A: Biochemical tests utilize the specific characteristics of bacteria to identify them accurately. Some…

Q: Match enzyme name to (substrate, product) pair. Acyl-CoA dehydrogenase beta-Ketothiolase…

A: Mostly the enzymes belong to beta oxidation category of fatty acids. It occurs in three stages and…

Q: The sliding filament model depicts how myosin motors attached to actin lead to muscle contraction.…

A: Introduction:- There are different types of muscles present in our body - skeletal muscles, smooth…

Q: Which of these is not a physiological factor that affects our endurance performance? running…

A: Introduction and answer - endurance - Having endurance enables you to repeatedly perform a skill, or…

Q: One of the major purposes of Select one: a. glycolyis, NAD+ b. glycolyiss, NADH c. glycolysis, NADP+…

A:

Q: Describe the association between pulmonary hypoxic vasoconstriction, COPD and cor pulmonale

A: In the past, polycythemia, hypoxic pulmonary vasoconstriction, and emphysema-induced deterioration…

Q: Mutualisms categorized by a place to live are called a/an habitat mutualism community mutualism…

A: The exchange of commodities between two species, known as mutualist partners, is what is known as a…

Q: Why is basal cell carcinoma (e.g., skin cancer) more prevalent than osteosarcoma (e.g., bone…

A: The term cancer basically means malignant tumors. Malignant tumors are characterised by…

Q: Jim does research in Antarctica. He frequently endures extremely low temperatures. Explain how his…

A: One of the features of living beings is the need for a constant internal environment. This is known…

Q: bacterial sample.

A: CFU: It stands for Colony forming unit. It is defined as the single and viable propagule which…

Q: . Explain the processes involved in providing energy during long-term starvation. . Describe how the…

A: Starvation is process which happens if someone don't eat for some days or weeks. And the body…

Q: 39 Which of the following statements is FALSE? a. Microfilaments provide structure in the microvilli…

A: A cell is the most important unit of living entities, some organisms are unicellular while some are…

Q: Based on the following data, which bacteria is most likely a human pathogen? Bacteria E.coli S.…

A: The quantity of light absorbed by the solution or sample is called absorbance or optical density. In…

Q: 5. The Hardy-Weinberg Principle states that gene frequencies in a population are overall conserved.…

A: The Hardy-Weinberg Principle is a basic principle of population genetics that states that allele…

Q: At the synaptic terminal of a motor neuron, the first thing to happen that leads to synaptic…

A: Synaptic transmission, the mechanism by which this information is transmitted, consists of four…

Q: Jane is wishing to artificially stimulate neurotransmitter release by a motor neuron. She should be…

A: When a signaling route is triggered, it leads to a biological response to external conditions. This…

Q: The cnidaria, jelly fish, are the first organisms to exhibit? a) an ectoderm layer b) endoderm layer…

A: The earliest animals with muscles and nerves that could produce behavior were cnidarians.…

Q: Ch. 7: Which of the following is FALSE about nocturnal enuresis? a) some people may have a genetic…

A: Nocturnal enuresis is the medical term for bed-wetting. It occurs when a person, usually a child,…

Q: QUESTION 48 In facilitated diffusion, the diffusion rate of a specific molecule across a membrane…

A: Due to the carrier's role, assisted diffusion normally moves along more quickly than simple…

Q: QUESTION 49 Consider the following double-stranded DNA region: CỦA TH 3'-ACGGTA-5' If the lower…

A: The process of copying information from a strand of DNA into a new messenger RNA molecule is called…

Q: Calculate the PO2 of air that is made up of 21% oxygen. We are at sea level where atmospheric…

A: The pressure of a single gas component in a mixture of gases is referred to as partial pressure. It…

Q: QUESTION 13 Which of the following is NOT true about the function of vacuoles? O a. Storage of waste…

A: The cell has been divided into cell organelles. Division of labor is also visible at the organelle…

Q: 1. Choose between:  GENETIC DIVERSITY, SPECIES DIVERSITY, ECOSYSTEM DIVERSITY ____________a.…

A: The variety of species present in a given community is referred to as species diversity. In order to…

Q: What are the potential negative reasons that exist when utilizing DTC genomic tests with respect to…

A: DTC genomic tests, also known as direct-to-consumer genomic tests, are DNA tests that are available…

Q: 1. What are the enzymes that are being tested in a litmus milk medium? Answer this comprehensively…

A: Enzymes are also highly specific, meaning that they can only catalyze specific reactions, which…

Q: List 3 effects of consuming CHO prior to exercise. Do these effects negatively impact performance?…

A: Solution :- Strong evidence during the last decades has highlighted the importance of nutrition for…

Q: what is a limb

A: Limb is present in the form of arm or a leg in a tetrapod. Lamb help many functions to perform by…

Q: Describe characteristics of Streptococcus Agalactiae in the Agar: (How does colonies look like…

A: Streptococcus agalactiae is a Gram-positive, cocci-shaped bacteria that typically form chains. It is…

Q: Ch. 7: When the detrusor muscle contracts inappropriately, causing an individual to have little time…

A: The detrusor muscle is a smooth muscle found in the walls of the urinary bladder. It plays an…

Q: The cone photoreceptors are used for O color; fovea centralis O black and white; fovea centralis…

A: Photoreceptors are specialized neurons found in the retina that convert light into electrical…

Q: Ch. 8: An emergency situation in which an erection is prolonged for more than for more than four…

A: An extended penile erection is referred to as priapism. The complete or partial erection lasts for…

Q: please Describe the data in Figure 2.   Figure 2. Pre-dawn and midday leaf water potential (Ψleaf)…

A: Introduction:- The molecules are transported across the cell membrane through various ways, - simple…

Q: Which of the following is not an organelle? Select one: a. nucleus Ob. ribosome O c. chloroplast Od.…

A: The cell is the structural and functional unit of life.

Q: 1. Complete the table Genome type Capsid Envelope Transmission Viral replication occurs in The virus…

A: Virus An incredibly small infectious agent that can only exist within a cell, and a tiny bundle of…

Q: Neurons Dendrites Signalling Direction Axon (Diameter 1-20m Length 1mm-20m Cell Body Terminal…

A: Electrical signals regulate the contraction of muscle, secretion of hormones, sensation of the…

Q: demonstrate and understanding of the basis of the nervous system in the context of muscle…

A: Please follow step 2 for detailed explanation.

Q: Which of the following accurately describes the inducibility of adaptive immunity? A)  a given…

A: Answer :  the inducibility of adaptive immunity are :  A)  a given immune response acts against a…

Q: Which structure is the the site of the synthesis of proteins that will be used inside the cell?  a.…

A: Proteins are essential biomolecules composed of adjoining monomer units "amino acids" via "peptide…

Q: Explain how tropisms and hormones work to help plants survive changes in their environment

A: Plants are members of the kingdom Plantae. They are multicellular eukaryotes, capable of carrying…

Q: Use the Information below to answer the question. Compound A B с Binds to receptor Yes Yes No…

A: Signal transduction is described as a process through which molecular signals are transmitted from…

Q: alle 19 14. An organism which is positive for the CAMP test must be a(n) a. Group A Streptococci b.…

A: According to the question 14, Option (c) - Group B streptococci is the CORRECT answer.  CAMP test is…

Q: Chloroplasts and mitochondria require protein import because Select one: O a. these organelles have…

A: It takes two different genetic systems—one in the organelle and one in the cell nucleus—to…

Q: Compare chronic bronchitis and emphysema with respect to location of each disease within the…

A: Pathophysiology is the study of the physiological changes associated with a disease or disorder. It…

Q: In the evolution of the vertebrates , the myocytes provide the stem cells for a) smooth mucscles…

A: The primary component of muscle tissue is the myocyte, often known as the muscle fiber. They are…

Q: During activities between 1 and 2.5 hrs, including team sports, ____________  is recommended. Group…

A: Introduction Carbohydrates or sugars are significant macromolecules. They are the major constituents…