Vitamin C has been shown to reduce the incidence of the common cold? True False

Q: How many bones does an adult human skeleton have? a) 205 b) 207 c) 209 d) 206

A: The question is asking about human bones of the body. Our body is made up of bones and muscles. They…

Q: What type of replication must be occurring?

A: The above mentioned experiment resembles the Meselson–Stahl experiment that demonstrates the three…

Q: Why don't you heatfix a negative stain slide?

A: Negative staining is used to investigate the physical structure, size, and organization of…

Q: What organs dominate the inside of a female ascaris?

A: Females of the roundworm Ascaris (the intestinal nematode responsible for causing infections in…

Q: What is the number of progeny with dominant genotype when crossing occurs between A/a and a/a? 2 4 3

A: The term Punnett square is associated with a tool that may be utilized by professionals to see all…

Q: ררד חויתוידורידיד" The above image shows DNA during replication. The new DNA strand build using the…

A: Replication typically begins at a specific point on a dna sequence known as the replication origin.…

Q: The appendix, which is not needed to survive, is considered to be a?   a. Homology b. Vestigial…

A: Comparative anatomy is the study of the differences and the similarities and anatomy of two species.…

Q: what are ways to compare neural tissue of different animals and what do they entail?

A: *The nervous tissue is composed of neurons and glia whose function is to process information from…

Q: Explain the difference between the relative and absolute refractory periods. Briefly describe the…

A: A voluntary muscle fibre contracts when threshold stimulus (optimum stimulus that could generate a…

Q: Which of the following statements is/are true about collagen? a) It gives epithelial layers tensile…

A: Collagen is a most abundant protein found in the body. It has fibrous structures and serves as…

Q: Question 6: As a bioengineer you are asked to develop a kit to regularly measure a protein in blo…

A: * protein measurement in blood can be measured by using the technique called bardford assay   *The…

Q: Which of the following statements is/are true about steroids? Steroids ... a) are considered…

A: A steroid is an organic molecule that has four rings organised in a certain molecular arrangement…

Q: If you have otoliths from two fish of the same species and they are the same shape but different…

A: Otoliths reveal the ages of individual fish, almost like counting the rings in a tree. Knowing the…

Q: Archaea contains?   Choose the right answer: a. A nucleus with a virus cell b. A group of spine…

A: Archaea belongs to the Monera kingdom. The Monera is one of the kingdom found in the R. H. Whittaker…

Q: Determine whether the following organisms is motile or non motile. Microorganisms Motile/ Non…

A: Microbes are the tiny organisms that can be visible as such with eyes but need special type of…

Q: Identify the variation of gametes from the genotype Bb Ll?

A: Gametes are the haploid cells. They are produced by the process of meiosis.

Q: What happens to individuals with defects in regulatory T cells (Treg)?

A: Immune system is a system which maintains the bod's immunity. Immunity could be of two types- innate…

Q: Chapter 21 retrovirus Question - Multiple Choice Part A Do all viruses that contain RNA also have…

A: Transcription is the process in which DNA is converted into mRNA.  Reverse transcription is the…

Q: Below is the sequence of MRNA. 1. if U is mutated to C, then it will lead to a [ Select ) mutation.…

A: Answer :- 1. UGU (Cys) is converted to UGC (Cys) - silent mutation

Q: Importance of functional groups in biological system with at least two examples

A: Introduction A functional group is a group of atoms within a molecule that is responsible for one of…

Q: true/false 1. Spruce budworms do not feed on cones, and they exclusively feed on needles. 2. Many…

A: The insects or Insecta are the largest groups in phylum Arthropoda with the most diversity of…

Q: If phospholipids containing trans unsaturated fatty acids were to be incorporated into a cell…

A: * Given that the phospholipids containing trans unsaturated fatty acids were incorporated into a…

Q: orrectly write the scientific name of Mountain Pine Beetle with authority

A: Answer :

Q: What is the sequence of GC-rich box in 3' to 5' direction? GCGCGC GGGCGG CCGCCC GGCGGC

A: Introduction GC box increases the amount of transcription for that gene when present in a…

Q: 2. Reproductive isolation reduces gene flow between populations. This means that each subpopulation…

A: Reproductive isolation is a strategy to prevent the production of offspring from members of…

Q: Let P = purple flowers and p = white, and T = tall plants and t = dwarf. What are the genotypes of…

A: Genotype and phenotype of a self cross of F1 heterozygotes.  Given data:-  P= purple flowers p=…

Q: What are the complications of the disease if the patient is not treated?

A: Schistosomiasis is a parasitic infection that is caused by parasites of the genus Schistosoma. These…

Q: B. Sequence the following events based on when they h appen in the cell, starting from the…

A: The orderedly sequence of events by which a cell duplicates it's DNA, synthesises it's other…

Q: what is the present microorganism in soft swell spoilage?

A: Food spoilage refers to food that has been damaged orinjured that makes it undesirable for human…

Q: Discuss the evolutionary push and pull between small Vs. large genome size in bacteria

A: Genetic drift is an evolutionary process of random change in the frequency of alleles and varies…

Q: Illustrate the pathway of digestive enzymes in the pancreas.

A: The pancreas is a mixed gland that is it has both exocrine and endocrine parts in it which secretes…

Q: Make a list of species that are suitable for collection and preservation. How do you prolong the…

A: *The species will be collected and preserved in loose and completely covered with plenty of liquid…

Q: A population carries two alleles at a locus. One allele has a very small fitness advantage. What is…

A: Natural selection is process through which species adapt to their environments tend to survive to…

Q: What are the steps/methods involved in the collection of species? (Acquisition of genuine species)

A: A scientific collection is a collection of items that are preserved, cataloged, and managed for the…

Q: During which phase, chromosomes condense as part of the cell cycle? Metaphase Prometaphase O…

A: Cell cycle includes the series of events that produces daughter cells from parent cell.

Q: The first three codons for a mRNA sequence are 5’ GGC AAG UCU 3', What anticodons will the correct…

A: * mRNA that is also called as messenger ribonucleic acid is a single stranded RNA corresponds to…

Q: Influenza virus uses______ which is found in the envelope spikes, to adhere to the host cell"

A: * Influenza virus will attacks respiratory system by entering the nose, throat and lungs. *Influenza…

Q: heart

A:

Q: Draw 4 total cycles of the thermal cycler. Begin with one original strand of DNA and show/explain…

A: *Thermal cycler is an laboratory apparatus used to amplify DNA segments through the polymerase chain…

Q: what present microorganisms in flipper spoilage and springer spoilage

A: Spoilage of food is often observed in canned food items. There are roughly four types of bulged or…

Q: Subconjunctival hemorrhage always causes red painful eye .A true .B false

A: A subconjunctival hemorrhage is a red spot on your eye caused by a broken blood vessel.look…

Q: Could the number of eggs or young ones produced by an oviparous and viviparous mother be equal? Why?

A: Introduction We will answer the question in below step.

Q: 2 Produce antibodies Something that causes an allergy 3 Molecules on the cell that recognize…

A: INTRODUCTION The immune system of the body fights external particles that may cause diseases. The…

Q: Can the bacteria Alicaligenes Faecalis ferment lactose?

A: Can the bacteria Alicaligenes faecalis ferment lactose.

Q: Explain the process of transcription. Explain the process of translation.

A: DNA is the genetic material present in the most of the living organisms. according to central…

Q: Heterochromatin is often associated with the of histones. Acetylation

A: Heterochromatin is a rich cytological substance found near the centromeres and telomeres of cells.…

Q: Discuss three ways by which the human body is capable of utilising one single ligand in several ways…

A: A ligand is an ion or molecule that forms a coordination complex by donating two electrons to the…

Q: Let R = Red flowers and r = white flowers, and T = tall plants and t short plants. If the uppercase…

A: rrTt= pink flowers, tall.  This is the case of incomplete dominance. The character of tallness is…

Q: How do the rough endoplasmic reticulum and the Golgi apparatus act in the production and releasing…

A: The endoplasmic reticulum (ER) is the eukaryotic cell's transportation network, as well as a host of…

Q: What are cells with a delimited nucleus called ? What are the main elements of the nucleus?

A: Introduction - The nucleus is located in the centre of the cell and houses DNA organised into…