Mutualism

Q: Answer in a few sentences

A: There are two important systems through which humans communicate.they include nervous system and the...

Q: DNA nucleotide base pairings: Thymine pairs with ___________________________, Cytosine pairs with___...

A: DNA is a nucleic acid made up of several units of nucleotides joined end to end. A nucleotide is com...

Q: To what extent does gene sequencing alter the evolutionary perspective of scientists when it comes t...

A: Evolutionary studies provide an insight into how cells and genes function and how organisms adapt to...

Q: Amelogenesis imperfecta (AI) is a disorder of faulty tooth enamel formation. It is inherited in an a...

A: The trait shown is inherited both autosomal dominant and X-linked; the presence of the dominant gene...

Q: An ebony strain of flies was discovered to be sensitive to carbon dioxide. Crossing a female sensiti...

A: The cross between a female sensitive strain and a male resistant strain gave all sensitive offspring...

Q: Good Day! Could you please help me with these questions! Hoping for an answer. 1. Is there an altern...

A: A diabetic patients need to monitor their blood glucose level regularly using a blood glucose meter ...

Q: Erwin Discovered That A- the number of adenines is always equal to the number of guanines, and the...

A: The American organic chemist Erwin Chargaff (1905-2002) found that DNA is the essential constituent ...

Q: 6. Moves stage up and down for focusing; large amounts a) Fine Focus Knob b) Large Focus Knob c) Cou...

A: Answer:- Option C -  Course Focus Knob is the correct choice. Coarse Focus Knob - It is also known...

Q: Question 1 Both DNA and RNA molecules are similar in that they both contain: deoxyribose O nucleotid...

A: DNA - Deoxyribonucleic acid RNA - Ribonucleic acid  DNA act as a genetic material. RNA can be geneti...

Q: In Drosophila (fruit flies), pink eyes (P), curled wings (C), a hairy body (H), and an ebony body (E...

A: Ans:- the option (a) is right

Q: Biology Question

A: Polymorphic, or quantitative, trait is ascribed to at least two genes and can be estimated quantitat...

Q: The coat colour of some dogs is an example of an epistatic interaction. The common alleles are black...

A: B encodes black and it is dominant over brown.  The ll genotype prevents expression of B gene.  The ...

Q: The inheritance of colour in domestic pigeons involves several genes. The dominance hierarchy of thr...

A: Given: The inheritance of color in domestic pigeons involves several genes. The dominance hierarchy ...

Q: Marfan syndrome is an autosomal dominant disorder caused by mutations in the FBN1 gene. It affects c...

A: Ans- C) Affected males can only pass on the trait to their daughters.     Males and females are affe...

Q: Carbonic anhydride is an enzyme that is found in red blood cells. What do you think is the ideal tem...

A: Answer:- The name of the enzyme present in the red blood cells of the body is carbonic anhydrase. It...

Q: which of the following choices lists the periods of disease development in the correct order? a. inc...

A: The five times of sickness (in some cases alluded to as stages or stages) incorporate the hatching, ...

Q: The picture below is a living sample of another species of zygomycete called Mucor. What structures ...

A: Mucor is one of the genera of phylum Zygomycota which is characterized by ist yellow-colored species...

Q: Diaphragm used in diaphragm cell process is .a Asbestos .b Woven fabric .C Wooden material .d Poly v...

A: The Diaphragm cell is an electrolytic cell used to produce sodium hydroxide and chlorine from a brin...

Q: 1. Explain the Molecular method to identify E.Coli

A: The molecular method for the identification of E. Coli has been discussed in the next step.

Q: There are two genes that determine the coat colour expression in some dogs: eumelanin and merle. The...

A: The eumelanin and Merle are two genes which are respond for encoding the coat color in dogs.  The E ...

Q: Two genes called TE and X1 were studied in a lab. 45 out of 500 offspring from crosses involving the...

A: Genetic recombination is the comming together of genes from two different parents and forming a sing...

Q: In horses, tobiano is a white spotting pattern. The tobiano allele (T) is dominant over the non-tobi...

A: Given that, allele T is dominant over the allele t where T represents tobiano allele & t represe...

Q: Which of the following are elements of the structure of antibodies? Select all that apply. The antig...

A: It is a large Y shaped protein used by the immune system to identify and neutralize foreign objects....

Q: Define antidiuretic hormone?

A: Step 1 Hormones are chemicals produced by endocrine cells which are transported by the circulatory s...

Q: What are genotypes

A: DNA is the genetic material in most living organisms. It is the information hub of the cell that con...

Q: In the cloning of the gene for the a chain of the T-cell receptor, T-cell cDNAs were hybridized with...

A: T cell receptor: These are the receptor or protein complex present or expressed on the surface of T ...

Q: Do humans exhibit r-selected or K-selected species patterns? Explain your answer.

A: Species are defined as a group of similar organism sharing common characteristics. The species may b...

Q: Where do you expect to see the highest number of CFU on a plate: Select one: a. When pasteurized mil...

A: The number of colony forming units on the countable plate is multiplied by 1/FDF to get the number o...

Q: The inheritance of colour in domestic pigeons involves several genes. The dominance hierarchy of thr...

A: Sex chromosomes  Sex chromosomes are those chromosomes which determines the sex of the organism. In ...

Q: Why are beneficial adaptations more likely to be passed on to offspring?

A:   Always dominant traits are passed to offspring/progeny .   Through sexual reproduction heritable t...

Q: Plsss helppp

A: Cell membrane or plasma membrane is a biological membrane present in all cells; it separates interio...

Q: List three viral and three bacterial human diseases and give ONE fact about each. Disease Name,    ...

A:   BACTERIAL HUMAN DISEASES 1. Tuberculosis  caused by Mycobacterium tuberculosis bacteria.  Disease...

Q: What is the difference between primary and secondary hyphae found in the ascomycetes and basidiomyce...

A: Primary mycelium secondary mycelium Hyphae, formed after the basiodiospores have germinated. When ...

Q: Below are several pictures of the Zygomycete, Rhizopus from macroscopic to microscopic views.

A: Rhizopus is a fungus belonging to class zygomycota.

Q: Help please

A: Environment or surrounding around us are composed of living and non living things. These are certain...

Q: The colonies growing on the surface of solid media represent: Select one: a. A group of different ba...

A: The CFU/ml are often calculated using the formula:cfu/ml = (no. of colonies x dilution factor) / vol...

Q: To "zoom in", or make an image appear bigger.

A: General Idea -  1. To zoom in any picture means changing the focus of any image by moving the lens i...

Q: describe how the nervous system codes for the nature of a stimulus and the intensity of a stimulus?

A: The nervous framework is an exceptionally intricate piece of a creature that facilitates its activit...

Q: Which of these antibiotics would do the best job as a broad spectrum antibiotic?

A: Broad spectrum antibiotic  These antibiotics have effect on numerous different type of bacteria and ...

Q: There are three genes located on the same chromosome: G, H, and I. The recombination frequencies bet...

A: Recombination frequency is the frequency of recombination events between two genes during Meiosis. R...

Q: Name two similarities and two differences between the cellular processes of importing protien into t...

A: A plasma membrane allows various molecules that a cell requires to pass through. Transport proteins ...

Q: Tomato Plants In tomato plants, round fruit (R) is dominant to oval fruit (r). Pure breeding plants ...

A: Dominant traits Round fruit (R) Red fruit (F) Recessive traits oval fruit (r) Yellow fruit (f) F...

Q: Hemophilia is an X-linked disorder that affects the body’s ability to create blood clots. The allele...

A: Some inherited diseases are called sex-linked inherited diseases as the trait for the disease is loc...

Q: . Define the following terms:a. light-dependent reactionsb. light-independent reactionsc. chlorosome...

A: A process used by plants and other autotrophic organisms to convert the energy of sunlight into chem...

Q: How are organisations are working to limit the spread of malaria,and evaluate the strength and weakn...

A: World Health Organisation (WHO), United Nations Children's Fund(UNICEF), United Nations Development ...

Q: Which of the following would not be a portal of entry? a. the meninges c. skin b. the placenta d. sm...

A: A portal of entry is the site through which micro-organisms enter the susceptible host and cause dis...

Q: which organism most easily causes an infection? a. shigella - ID50-10 b. legionella pnemiphila - ID2...

A: Shigella: These are a type of bacteria (gram negative, facultative bacteria), which cause shigellosi...

Q: A population of deer is sampled. 25 deer are caught and tagged. Two months later, the researchers re...

A: Mark and recapture method of estimating population is used for animals that are highly mobile and ar...

Q: Discuss the efficiency of energy transfer between trophic levels

A: In the pyramid of energy as we move upwards the energy content goes on reducing as energy is less av...

Q: This is microbiology question. I got it wrong. Choose right one and give reason why it’s right and w...

A: Genetically modified organisms are the organism that have some altered genetic combinations. In mode...

Hematology

Hematology is the branch of biology. Hematology is the medical field that deals with the treatment of blood disorders and cancers, such as hemophilia, leukemia, lymphoma, and sickle-cell anemia. Hematologists and hematopathologists are medical professionals who specialize in illnesses of the blood and its components.