laboratory

Q: All are true about reproductive isolation, except:  A. Reproductive isolation hinders interbreeding ...

A: According to 'Biological species concept', a species is a group of populations whose members have th...

Q: What types of subunits make up a single strand of DNA? How are the subunits linked?

A: Introduction  DNA strand is composed of three components: Deoxyribose Sugar Nitrogenous Bases Phosp...

Q: 5. Suppose that you made a mistake when you set up the thermocycler program and omitted the first 2 ...

A: Answer: 5 : the first 2 minutes at 95 degree Celsius is needed to open the dna if this is omitted th...

Q: What are the 3 phase of the routine stool examination?  2. What would be the pre-analytical phase i...

A: Human feces is known as stool.It is the waste residue of indigestible materials of an animal's diges...

Q: Answer and explain comprehensively. 3. If humans evolved from apes, then why are there still apes?

A: Apes meaning and explanation For much of history, people have used the terms "monkey" and "ape" inte...

Q: The world has been greatly affected by the pandemic caused by COVID-19. Countries all over the world...

A: The pandemic caused by the novel Corona virus has devastatingly affected the countries around the wo...

Q: Enumerate 5 important features of the DNA. Choose ONE from your list and elaborate on how this feat...

A: Introduction: DNA stands for 'deoxyribonucleic acid' and it is the hereditary material in humans and...

Q: If the code for an amino acid is ATG on the DNA molecules, this code on the transfer RNA molecule ma...

A: Note: As per Bartleby Guidelines For Remaining Answers Please Repost The Question. Introduction: DNA...

Q: Which is NOT a question that science can answer: (a) Does taking ginkgo reduce the chance of Alzheim...

A: * Gingko biloba is an extract that is obtained from leaves of the Ginkgo biloba tree. * It is believ...

Q: A bacterial cell undergoes a change and the two Trp codons of the tryptophan leader sequence are con...

A: Tryptophan operon is an example of repressible operon which remain transcriptionally active and beco...

Q: Exon E10 E15 ..... .... RNA (protein) N Give TWO explanations as to how widely separated parts of a ...

A: Exon are basically the functional parts of a gene which code for a functional protein. On the other ...

Q: Which statement on the biosynthesis of cannabinoids is NOT TRUE?

A: The word cannabinoid refers to every chemical substance that joins the cannabinoid receptors of the ...

Q: _____ are characteristic of cancer. a. Malignant cells b. Neoplasms c. Tumors

A: Introduction :- Cancer is a disease that occurs when cells divide uncontrollably and spread into nea...

Q: Explain how protein is made using information from DNA

A: Introduction: DNA stands for 'deoxyribonucleic acid' and it is the hereditary material in humans and...

Q: Much of our understanding of ATP synthase is derived from research on aerobic bacteria. What makes t...

A: ATP synthase is a mitochondrial enzyme that catalyzes the conversion of ADP and inorganic phosphate ...

Q: h. Thomas Malthus economist who stated that hu- man populations grow faster than our resources i. ar...

A: Natural selection is a type of artificial selection, in this process organism adapt changes to becom...

Q: Give the functions of the following bacterial structures. Cell wall Cell membrane LPS Ribosomes Nuc...

A: Bacteria are prokaryotic , ubiquitous microscopic structure which is one celled and is without any t...

Q: Bone of the pelvis, leg, foot    Label where it is located and what view is this ?

A: This is the pelvic girdle of human that consists of two hip bones it is located between the abdomen ...

Q: 1. What is the significance of the formation of the blastocoel and blastoderm during blastulation? 2...

A: Blastulation It refers to the production of blastula during the early stages of animal embryonic dev...

Q: Explain the purpose of using powdered ammonium sulfate in the isolation of ovalbumin from egg whites...

A: Salting Out is a method of protein purification which utilizes the decreased solubility of a certain...

Q: Which of these is likely to reduce enzyme activity? Increasing pH level II. Decreasing temperature I...

A: Option A- Incorrect Explanation- Optimal enzyme activity depends on the optimal pH of the surroundin...

Q: In fruit flies, brick-red eye color is dominant to a bright orange color called cinnabar. A fruit fl...

A: Genetics is the study of the functioning and main codes of variation and heredity. Inheritance is th...

Q: Draw cells in 4 large squares of the hemocytometer showing: 48 total viable cells (hollow dots) 9 t...

A: Hemocytometer is a counting- device used for counting blood cells. It is a glass slide with a cover ...

Q: How Eukaryotic Gene Expression Is Influenced ?

A: Introduction The expression of genes is highly regulated in both prokaryotes as well as in Eukaryote...

Q: Cross a heterozygous pea plant with a homozygous recessive pea plant. Draw a Punnett square to show ...

A:

Q: Identify the type of flagella from the picture

A: Introduction :- Flagella are the locomotory structures which are present of the cell surface and all...

Q: The inner mitochondrial membrane exhibits all of the fundamental characteristics of a typical cell m...

A: Some unique characteristics of a typical cell membrane include: Presence of cristae. Restricted amo...

Q: What are features of nucleosomes ?

A: Nucleosomes are defined as the basic structural unit of DNA packaging in eukaryotes. Under a electro...

Q: An abundance of misfolded proteins in the ER can result in the activation of the unfolded-protein re...

A: Endoplasmic Reticulum can be referred to as one of the organelles of cell that can be observed in th...

Q: What is DNA Replication? when can it happen? what are the steps in the process of DNA Replication? a...

A: Replication is the process by which DNA duplicate it's own strands . Replication of DNA is is divisi...

Q: Mitochondrial oxidation of fatty acids is a major source of ATP, yet fatty acids can be oxidized els...

A: Introduction  All cells require energy to survive and energy comes from respiration or metabolism. T...

Q: Edmontosaur description

A: Edmontosaurus is a genus of hadrosaurid dinosaur. It contains two known species: Edmontosaurus regal...

Q: Analyze the provided hypothetical neuronal set-up and its corresponding table which describes each n...

A: Nerve impulses are the key to the brain. They allow neuron to communicate with each other to deliver...

Q: Regarding the sodium potassium pump, I am confused which enzymes are involved in the addition of the...

A:

Q: Hardosaurs like edmontosaur or others what ways they can defended against predators like tyrannosaur...

A: Dinosaurs have helped scientists comprehend the Earth and its history by allowing them to examine di...

Q: Which of the following characteristics of a water-insoluble substance is most important in governing...

A: Lipids solubility of a water insoluble substance play most important role in governing its diffusibi...

Q: Give the importance of the following factors in bacterial characterization methods: (a) cultures, (b...

A: A microbe is a living entity that is so tiny that it cannot be seen with the naked eye. Microbiology...

Q: List and explain at least 3 Fungal infections of the skin.

A: Fungal infection is a type of disease caused by a fungus, a fungus that invades the tissue can cause...

Q: if a parent cell with a diploid number of 12 or two divide by meiosis each daughter cell would have ...

A: Introduction: The production of offspring by sexual reproduction includes the fusion of two gametes,...

Q: Mr. and Mrs. Smith are concerned because their own blood types are A and B, respectively, but their ...

A: Given: Mr Smith has A blood type Mrs Smith has B blood type Richard, their son has O blood type. Cou...

Q: An 82-year-old woman is brought to the emergency room complain- ing of nausea, vomiting, muscle cram...

A: The correct Answer is C

Q: Herpes Simplex Virus 1

A: Herpes simplex virus is a common virus that causes infections of the skin and mucous membranes. It c...

Q: Refer to question 5. Assuming complete dominance, the F2 generation will show a phenotypic ratio of_...

A: Complete dominance: Diploid organisms frequently carry two alleles of a gene in the most extreme cir...

Q: Q2. Complete the table below with a tick to show which of the following statements describe the mole...

A: Introduction: Amino Acids are chemical molecules that combine to produce proteins and are hence know...

Q: Question 25 Which of the following statements is NOT true? O 45% of the incoming shortwave radiation...

A: The incoming solar radiation that hits the boundary between the Earth's atmosphere and outer space, ...

Q: 2.  If we assume that amygdala-dependent learning uses the same LTP mechanism as the hippocampus, w...

A: Antagonist-mediated NMDA receptor (hypo-functioning) produces excessive excitatory neurotransmitter ...

Q: What is the role of tRNA? To replace T with U when transcribing mRNA. To bind the ribosome and the...

A: According to the question, we have to mention the role of tRNA among the given options. So, let us h...

Q: e coded information in a DNA molecule directly determines the formation of ____________. *   a. poly...

A: Since you have posted a question with multi- sub parts , we will solve first three sub-parts for you...

Q: A child has a unilateral notch of the upper lip (see image). What is the most likely etiology of thi...

A: The correct option is A.

Q: Write a conclusion explaining the relationship between time and temperature

A: *The higher the temperature, more easily  bacteria will grow  to a certain point. *Very high and low...

Health Assessment