Define about Tobacco Smoke and Cancer ?

Q: How bacteriophage lambda carrying your gene of interest can introduced into the host cells.

A: Introduction :  The viruses that infect and reproduce within bacteria are called bacteriophages.…

Q: Which two groups of arthropods are considered the most important disease vectors?  Name three…

A: Arthropod vectors include mosquitoes, fleas, sand flies, lice, fleas, ticks and mites. Mosquitoes…

Q: . - thick muscular layer that spirals around the heart Endocardlum - lines the interior of the…

A: Introduction  There are four chambers in the heart. The lower two chambers are known as ventricles,…

Q: What are the fibers present in the hyaline cartilage under a 40x microscope, and where is the…

A: As we know, the connective tissue is one of the body's most abundant and widely distributed tissues.…

Q: Explain the following terms and what are its corresponding requirements for Raman applications: a.…

A: Confocal microscope Cytation C10 confocal imaging reader combines automated confocal and widefield…

Q: Hemoglobin Structure: Draw the structure of hemoglobin and label its components Hemoglobin…

A: HEMOGLOBIN STRUCTURE Hemoglobin is the protein molecule or red blood pigment that is found in…

Q: 6. Indicate the appropriate SI unit and instrument to use to measure the following: a. Mass of a…

A: As per the guidelines, we are supposed to answer only one question. Kindly repost the other…

Q: Mitosis or meiosis

A: Comparing DNA sequence, as well as structural and metabolic, it is easy to classify all living…

Q: Which condition is correct based on the growth of cells at the beginning? A) Cells are in small…

A: Cell growth refers to an increase in the total mass of a cell including both cytoplasmic,nuclear and…

Q: Need a good explanatory answers. 1. Which reflections are best on lysosomes and vacuoles?.

A: Cell division generates considerable changes in both plant and animal cells. For example, following…

Q: write a short dicsussion based on the graph..

A: In order to write the paragraph, it is important to understand what an absorption spectra means.…

Q: How does plant cytokinesis differ from animal cytokinesis? Opposing forces distribute the cell…

A: Cytokinesis is derived from Greek word meaning cytoplasmic division. Cytoplasmic division begins…

Q: A radiograph was produced using 80 kVp, 800 mA, .75 seconds and a 72 inches SID. In order to…

A: Given information The radiograph was produced with values: Kilovoltage- 80kVp Quantity of x-rays -…

Q: Summthe lymphatics of the ( head , face and neck) , cervical nodes

A: A lymph is a collection of the extra fluid that drains from cells and tissues which are not…

Q: Why are fats and waxes solid at room temperature, whereas oils are liquids? EXPLAIN. With your…

A: Introduction Fats are lipids that are made up of glycerol triesters and fatty acids or…

Q: Mentions the advantages of membrane bioreactors in water treatment

A: Membrane bioreactors (MBRs) combine membrane technology with biological processes to clean…

Q: Bacteriophage Lambda Describe the procedures you used to retrieve your gene of interest from the…

A: Bioinformatics gives information about the application of the intricacies of biological information.…

Q: 2. Create a line graph using the following data. Be sure to include all of the parts identified in…

A: When water converted to vapour sue to geat of sun , vapour condenses in the atmosphere. Water…

Q: List down the signs of successful pithing.

A: Introduction   When an animal has been rendered unconscious by another method, pithing may be…

Q: What is the generation time if 100 bacterial cells growing exponentially hours produce 1.7 x 106…

A: Introduction  One bacterial cell divides and form two daughter cells by binary fission. The…

Q: Mitosis or meiosis?

A: Paramecium is an eukaryotic protozoa. It contains two types of nucleus -the larger one is…

Q: write a broad conclusion about the lesson in microscope and why it is important to know how to…

A: Introduction  : An optical tool called a microscope is used to project images of objects onto a…

Q: The Morula

A: Introduction  An embryo is the first stage of a multicellular organism's development. Embryonic…

Q: Natural selection places selection pressure on: Ogenotypes Ophenotypes the genetic make up of the…

A: Introduction Phenotype is the observable character or physical character of an individual. It is…

Q: The following organelle is the site of protein modification after protein synthesis: O a. Nucleus b.…

A: Tissue is made up of cells. Cell is a structural & functional unit of life.  Cell have…

Q: There are three colored feathers colors for birds. A bird with red fur reproduces with a bird that…

A: Genetics studies the functioning and main codes of variation and heredity. Inheritance is the…

Q: Based on your tree, you identified similarities of the 8 animals. In an effort to learn more about…

A: Animals are the unicellular biological organisms classified into the domain Eukaryota and kingdom…

Q: . In common wheat, Triticum aestivum, kernel color is determined by multiply duplicated genes, each…

A: The genes in the DNA code for a specific trait. Each gene has two alternative forms called alleles…

Q: Extension Questions 14. Other polar molecules include nucleic acids and some proteins. Look at the…

A: Deoxyribonucleic acid, also known as DNA, is a negatively charged polydeoxyribonucleotide…

Q: During the winter, many species of amphibians and reptiles go into a hibernation-like state called…

A: Hibernation :  * Hibernation is a way in which animals conserve their energy inorder to survive…

Q: PURPLE VESTIGIAL DIHYBRID CROSS In the parental generation, you mate a pure-breeding wild-type…

A: Introduction  A dihybrid cross is made up of two individuals who have two features that are…

Q: Which transport mechanism can bring whole cells into a cell? a. pinocytosis b. phagocytosis c.…

A: Endocytosis is the process by which cells take in substances from outside the cell in a vesicle. It…

Q: Give the distinctive characteristics of the following: Mycobacterium Escherichia Micrococcus

A: Introduction :- The Actinomycetota genus Mycobacterium has its own family, the Mycobacteriaceae.…

Q: Why the size of particulate foods are critical?

A: The food we eat is very important as it contains various nutrients responsible for controlling…

Q: We have prokaryotes in our intestines? What do they do for us? What do we have to do for them?

A: Prokaryotes are organisms whose cells lack a nucleus and other organelles. Prokaryotes are divided…

Q: The inheritance pattern of this trait is Sex linked recessive Autosomal dominant Sex linked dominant…

A: The pedigree reveals if the DNA is carried through intact from one generation to the next. It can…

Q: 3. Why are celluloses often used as supports to separate large biologically active proteins?

A: Introduction Cellulose is a polymer composed of long chains of  beta glucose molecules that are…

Q: A group of students designed an experiment to determine the impact of sucrose concentration on the…

A: Osmosis is the process by which plants maintain their water content in the face of constant water…

Q: Gustatory neurons are stimulated by_____which causes the opening of____gated ion channels. These…

A: Sensory neurons provide information from sensory receptors to the central nervous system (CNS),…

Q: need help

A: Photosynthesis is the process by which green plants prepared their food with the help of Sunlight,…

Q: d. For quick and easy focusing of the specimen, what should be the first step before shifting to…

A: A microscope is an instrument that can be used to examine small objects, including cells. The image…

Q: How are we able to distinguish between the two (above) life cycles on a bacterial lawn?

A: Introduction  Bacteria are prokaryotic, or single-celled, creatures that are virtually ubiquitous on…

Q: Please answer fast and of both Which of the following are transcribed from DNA?   A. rRNA, mRNA,…

A: Introduction :- Deoxyribonucleic acid is a polymer made of two polynucleotide chains that coil…

Q: The allele for dark hair color is dominant (B). The allele for light hair color is recessive (b). If…

A: Introduction  In population genetics, the Hardy-Weinberg principle, often referred to as the…

Q: Do plants produce eggs and sperm through mitosis or through meiosis?Briefly explain your reasonin…

A: Plants use meiosis to create haploid cells, which contain half of the genetic material of the…

Q: A species of centipede has a haploid chromosome number of 2. Leg length is controlled by a single…

A: Introduction :- A chromosome is a lengthy DNA molecule that contains all or a portion of an…

Q: 4.1 INSTRUCTIONS — answer all the questions, they are all connected. QUESTIONS Examine the root/s…

A: Root is underground descending non green part of a plant which bears, lateral branches and his…

Q: 15. Smooth muscle and cardiac muscle are under involuntary control. How does this help the body…

A: In the animal body, there are three types of muscle -  A. Skeletal muscle B. Smooth muscle C.…

Q: What is adenomatous polyposis coli (APC) gene ? How it works ?

A: An anti-oncogene, also known as a tumor suppressor gene, controls how cells divide and replicate.…

Q: Correctly identify the 8 different components/structures shown on the following diagram by dragging…

A: Introduction :- The places of contact between neurons known as synapses are where information is…

Stress

Stress is defined as the feeling of being overwhelmed or unable to cope with emotional or mental pressure. Any event or action that makes a person annoyed, furious, or nervous can trigger it. Chemical changes in the body caused by stress can cause blood pressure, blood sugar levels, and heart rate to rise.