What are the receptors used by influenza viruses? Q. Host Receptor: Q. Describe the changes that occur in the viral receptor protein during entry? Viral Receptor:_. Q. What maturation process must occur with the HA protein and why is this important? Q. Where does genome replication occur? Q. Why is this unique? Q. Why might influenza viruses use this strategy?

Q: Compare and contrast the advantages and disadvantages of production of genetically modified crops.

A: Genetically modified crops are those crops in which genes have been altered in order to bring a…

Q: explain in detail how a B cell gets activated (clonal selection and proliferation) How are T helper…

A: * Two types of immune response can be seen . They are primary response  Secondary response *…

Q: 2.) Suppose that the carrying capacity of a second island is about 500, and the growth rate of a…

A: Carrying capacity is the maximum capacity an island can accommodate under normal population growth,…

Q: Provide evidence in support of or refuting the following statement microbial life can exist in the…

A: Microbes  They are those living organisms which require microscope to see and not visible to neked…

Q: in the process of DNA replication, what happens to its products when DNA polymerase 1 is not…

A: Dna replication is a process through which the amount of DNA is doubled . It is vary vital process…

Q: 1. Which of the 10 reactions of glycolysis are (a) phosphorylations, la (b) isomerizations, (c)…

A: Note: As you have posted multiple questions, as per Guidelines for the remaining answers, please…

Q: 1. How does the electron cloud in a DNA molecule affect the stability and function of its structure?…

A:

Q: Which of these definitions of heritability is most correct? a)The total amount of phenotypic…

A: Which of these definitions of heritability is most correct? Ans : d) The proportion of phenotypic…

Q: 5. In a given population, only the "A" and "B" alleles are present in the ABO system; there are no…

A: The Hardy-Weinberg equilibrium gives us idea about the allele and genotype frequencies in a…

Q: what do you think is/are the reason/s why most of the clinical features of these diseases involve…

A: People with muscle diseases may experience muscle weakness, problems with moving and balance, and…

Q: flu spread by sneezing or coughing is an example of which type/mode 8l

A:

Q: L. polyrhiza or L. gibba: Which species requires the least amount of nutrients in order to grow?…

A: Development medium, also known as Culture Medium or Nutrient Broth, is a solution that has been…

Q: How would the patient's (lactate/pyruvate] ratio compare to the ratio in a normal infant? O The…

A: Gluconeogenesis is process by which the body generates glucose from non-carbohydrate precursors.…

Q: What happens once the newly made antibodies find and attach to the antigen? What are the 5…

A: * Body shows two types immune response  against antigens .They are  primary response  Secondary…

Q: Complete the following table of conditions that may result from unhygienic practices. Conditions…

A: Introduction A disease is any harmful deviation from the normal structural or functional state of an…

Q: Why is counselling required before an HIV test can be done on a patient? We don't counsel patients…

A: Human immuno virus

Q: QUESTION 10 Paxton Lake in British Columbia, Canada, has two different types of stickleback fishes:…

A: An ecosystem is important because it conveys one of the key insights that we have gained from…

Q: It is the amount of damage done to a crop that will financially justify taking artificial control…

A: All the grain, fruit, vegetables, etc. of one type that a farmer grows at one time is known as crop.

Q: Name & discuss 3 general characteristics of fungi

A: *NOTE: Kindly repost for other questions. Dear Student as per the guidelines we are supposed to…

Q: 24. What would we be able to study by Hg injecting a nutrient dye into the root of a plant? A.…

A: The only source of energy on Earth is the solar energy. Plants are the only known autotrophs on…

Q: =n, perform a cross to determine the genotype and phenotype of the offspring. parent 2. Tall,…

A: Dominant phenotypes are expressed in homozygous as well as heterozygous genotypes where as recessive…

Q: Do eukaryotic cells have restriction endonucleases? Justify your answer.

A: No eukaryotic cells do not  have restriction endonucleases.

Q: Draw in detail the nitrogen cycle and mention the microbes involved in each stage.

A: Nitrogen cycle involves conversion of free nitrogen that is present in the atmosphere into its…

Q: 600 90°N 60°N 500 30°N 0° 400 Insolation 300 (Wm) 200 100 JF MA MJ J'A'S o'N'D Month The skin tone…

A: Melanocytes are spider-shaped epithelial cells that produce or synthesize melanin (a pigment) and…

Q: When a molecule is conserved through evolution, strong immunogenicity does not develop, this occurs…

A: The immune system checks the body for infections or problem-causing chemicals and fights any harmful…

Q: How did evolution ever lead ostriches to hide their head in the sand when an enemy approaches?

A: *Before evolution takes place Ostriches doesn't hide their head in the sand and when approached by…

Q: Provide examples to decrbe the seps whereby a molecule of sucrose isoxidized to CO; in gyolysi,the…

A: * pentose phosphate  pathway also called as  phosphogluconate pathway and the hexose monophosphate…

Q: Which juice secreted by the organs in the alimentary canal plays an important role in the digestion…

A: Pancreatic juice and saliva- saliva is slightly acidic and pancreatic juices are secreted by…

Q: What are plant cell acuoles? What are their unctions? What is the

A:

Q: about Land Preparation and Field Practices for Lowland and Upland Crops.

A: as the area of the square is 12*12 = 144m2  and the area of triangle is 1/2 * 10*10 = 50m2

Q: Explain the different between a cross-sectional study design and a cross-over study design.

A: *Cross over study is a clinical trial in which all participants will receive the same treatment but…

Q: Describe 3 biomechanical factors that influence muscle force production. Be sure to explain how or…

A: Muscle force production is the amount of force (maximum) that skeletal muscles can produce. It is…

Q: The digger bee’s “postcopulatory courtship” consists of elaborate tactile stimulation that the male…

A: The digger bee’s “postcopulatory courtship” consists of elaborate tactile stimulation that the male…

Q: How many more rounds of beta oxidation occur for stearic acid vs linoleic acid

A: The oxidation of stearic acid produces 9 acetyl-CoA, 8 FADH2, and 8 NADH because stearic acid has 18…

Q: 1. Some plants grow mostly upward and no side branches. This condition is known as A. Apical…

A: Phytohormones or plant hormones are specific chemical molecules that are released from specific…

Q: Which of the following attributes of a community would tend to lead to higher species richness?…

A: The correct answer is:  A broad resource spectrum. The correct answer should be both a and b, when…

Q: child who is at or above the 95th percentile on a growth chart may be…

A: Anthropometrics is the statistical study of the human body's measurements and capabilities. The word…

Q: Nutrient Agar (NA) is a general purpose medium used for the cultivation of a wide variety of non-…

A: Nutrients are the compounds found in food that give us energy, allowing us to heal and develop,…

Q: Can solutions with the same concentration of different solutes have different osmotic pressures?

A: ANSWER;- The osmotic pressure of an answer doesn't depend on the nature of the solute it relies just…

Q: 4. Cystic fibrosis is a recessive condition that affects about 1 in 2,500 babies in the Caucasian…

A: Hardy weinberg principle is used to find the frequency of a population in general among different…

Q: Which evolutionary force is likely responsible for the increased incidence of xeroderma pigmentosum…

A: * xeroderma pigmentosum is an inherited condition with extreme sensitivity to ultraviolet rays from…

Q: The first week of human development is characterized by formation of the: A. inner cell mass B.…

A: The correct option is E - all of the above

Q: The antibiotic kanamycin binds to the small ribosomal subunit of bacteria and interferes with…

A: There are three domains of life archebacteria, bacteria and eukarya. Bacteria are considered…

Q: Question 1: Define the following: (a) Exocrine gland (b) Endocrine gland (c) Hormone

A: (a) Exocrine Glandular Glands Exocrine glands are glands that secrete secretions into ducts and are…

Q: s chromatin remodeling regulate gene transcripti

A:

Q: Compare and contrast PCR and the cycles used in Sanger sequencing

A: DNA sequencing is the process of determining the sequence of nucleotide bases (As, Ts, Cs, and Gs)…

Q: If the genome-wide Fst for humans globally is 0.11, do you think this locus is currently or has been…

A: Abstract Genome-wide association studies (GWAS) have evolved over the last ten years into a…

Q: I. Fill out the following anatomical information for each item using the pictures provided below.…

A: Hematoxylin-eosin (H&E) staining in skeletal muscle tissue in the healthy group. , muscle cell…

Q: Write a hypothesis to the question: How is a species’ population dynamics affected by the presence…

A: Niche is a term used in ecology which means a space where organism lives, a species niche consists…

Q: Plant cell wall is characterized with having A. Cellulose B. chitin C. Peptidoglycan D. Glycogen

A: Cell is a chief elemental unit of the body in which various metabolic process are performed . On the…