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Q: Subject (Biological - Ecology) What is a model? And why is there a need to use a model in ecology?

A: Ecology is the branch of science that deals with the relationship between the living organisms and t...

Q: you must distinguish between the terms, not simply define each term. receptor mediated endocytosis,...

A: If a cell is similar to a house, the plasma membrane would be the walls, complete with windows and d...

Q: Does 'magic bullet' medical ideology still play a prominent role in popular perceptions of medical t...

A: The concept of Magic Bullet was first given by Paul Ehlrich. According to this concept he believed t...

Q: How many microliters of a 2.5X restriction enzyme buffer would be required if the total volume of th...

A: Restriction enzyme buffer: Buffer selection is very important for obtaining the high activity of th...

Q: You are observing a cell.  Its has a cell wall which is made of a long-chain polysaccharide called p...

A: Peptidoglycan is a polymer composed of sugar and amino acids forming a mesh-like layer at the exteri...

Q: h G N D t g R d Cell A Cell B

A: Chromosome no in g1 phase of meiosis =2 Chromatids =4 Each chromosome is made up of 2 chromatids.

Q: need the answer quickl

A: The growth and spread of organisms, typically bacteria, within the skin or a break or wound in the s...

Q: Pick any bacterial pathogen, how could its relationship with its host be different if it was similar...

A: Pathogenic bacteria are those who cause harm to host organism. There are few bacteria who cause dise...

Q: Comparison of microscopic morphology of representative zygomycetous andascomycetous molds. Septa in ...

A: Mycology is a study of fungi. The fungi are divided into many divisions. Rhizopus belongs to Mucormy...

Q: In a sibship of five, what is the probability of having  3 boys and 2 girls? 1 boy and 4 girls?

A:

Q: What is the step-by-step process on washing DNA?

A: DNA after purification is washed to remove unwanted proteins or RNA.

Q: Explain how the capsule can protect the bacteria from antibiotics and the immune system.

A: A huge structure found in many bacteria is the bacterial capsule. It's a polysaccharide layer that e...

Q: In 2020, 377,883 people died from Influenza, which was the third leading cause of death in the US O ...

A: Since you have asked multiple question, we will solve the first question for you. If you want any sp...

Q: Homework - Osmosis Exam Question Q1. A student investigated the effect of different sugar solutions ...

A: Starting mass of in gram= 1.35  Final mass in gram=1.50 Change of mass in gram= 1.50-1.35= 0.15 To c...

Q: Does sand temperature determines the sex of sea turtles? Discuss.

A: In some organisms the sex is determined before fertilization and in some organisms such as reptiles ...

Q: Explain the difference between the four primary blood types that are described by the ABO system. Be...

A: INTRODUCTION ABO blood grouping The ABO blood grouping was discovered by Karl Landsteiner.

Q: why is water considered a vital ingredient of life?

A: Chemical formula for water is H2O. Water can exist in all the forms I.e liquid , solid and gas. Infa...

Q: cAMP level is directly affected by glucose that helps regulate the lac operon Okasaki Fragments are ...

A: As per our guidelines we are instructed to answer only 3 subparts of a question. So for other answer...

Q: at cellular processes are occurring between when light strikes the leaf and the final production of ...

A: Photosynthesis is the process of fixation of atmospheric carbon dioxide in plants for the synthesis ...

Q: In tabular form, Cite differences between grasshopper and rat testes.

A: Grasshoppers belong to the group Insecta and are probably the most ancient living group of chewing h...

Q: Why is Plasmodium species isolated usually in blood?

A: Malaria-causing protozoa enter the human body through the bite of an infected mosquito. The parasite...

Q: A male gamete is formed after non-disjunction during meiosis. This gamete has the normal haploid com...

A: The failure in the proper separation during cell division of two sister or homologous chromosomes re...

Q: Ligation is an essential step in the cloning process. It refers to the joining of the gene of intere...

A: According to the question, we have to determine the four control groups which are important to deter...

Q: The results of the diagram (Agarose electrophoresis photodocumentation and quantification table) cor...

A: Agarose gel electrophoresis is the separation technique based upon the size of the macromolecule. in...

Q: KA. is a 77-year-old female who presented to the clinic with complaints of constipation. She lives i...

A: Constipation is a common complaint in adults living in senior homes. It is characterized by inabilit...

Q: why is water considered a vital ingredient of life? please give 1 reference link of your answer too

A: All living organisms need water for survival. all oxygen-dependent organism want water to help in th...

Q: What are the medicinal uses of A. Pterocarpus indicus b. Vitex parviflora c. Nypa frusticans d. ...

A: Medicinal plants or herbs are natural sources of medicine used by man. They contain compounds which ...

Q: tii. Vacuole

A: Rhoeo spathacea is a plant species. This is an example that has an anthocyanin storing vacuole. Rhoe...

Q: Fill in the table Comparison between different types of sclereids present in selected specimens.

A: Sclereids are elongated cells with thick lignified walls. Sclereids are seen singly or in a group ar...

Q: Calculate the probability of two heterozygous (all 4 gene loci) parents producing a child with the m...

A: Heterozygous parents means AaBbCcDd is the parental phenotype we have to find the probability of chi...

Q: why is Lysozyme treatment useful in bacterial cell lysis when protien isolation is happening.

A: Lysozyme is a enzyme found in many human secretions like tears, saliva etc. that function as antimic...

Q: cell anemia is inherited as an autosomal recessive trait. For the following families, hine the genot...

A: Sickle Cell anaemia is an autosomal recessive disease which means that two alleles are required to b...

Q: Polypeptides can be reversed back to RNA because of the enzyme transcriptase. The genetic material m...

A: The expression of the genetic material occurs generally through the production of proteins. This inv...

Q: In lab 6, you will set up a PCR reaction to yield amplified DNA products of the rpo B(RNA polymerase...

A: So, for the calculation of the number of molecules of DNA which are being sequenced within two conve...

Q: why cant human live without water?

A: Around 60 percent of our body is made up of water and we can only live three to five days without fl...

Q: Dominant allele R in corn results in purple kernel, while recessive allele r results in pearl white ...

A: The set of alleles for a given trait in an organism is called genotype, while the observable traits ...

Q: The Following are parts of sperm cell, what their importance in fertilization? A. Acrosomal Vesicle ...

A: The Following are parts of sperm cell, what their importance in fertilization? A. Acrosomal Vesicle ...

Q: Romeo and her wife cant conceive a baby so they plan to investigate. What investigations can Romeo u...

A: Romeo and her wife cant conceive a baby so they plan to investigate. Romeo can take take different t...

Q: Enumerate at least three  reasons on the importance/functions of mitosis.

A: Mitosis is a process of cell duplication wherein one cell gives rise to two genetically identical da...

Q: What are the functions of parenchyma cells in various organs?

A: The term parenchyma refers to simple permanent tissue composed of isodiametric living and thin walle...

Q: 4. The bonds between the carbon atoms in unsaturated fatty acids of phospholipids helps to fluidity ...

A: Phospholipids are lipid molecules present in plasma membrane. Phospholipids contains a phosphate gro...

Q: Metabolic rate (1-4 e 8. willow ptarmigan 9 • summer winter 2. 0. -60 -40 -20 t 0 t 20 -40 -20 t0 t ...

A: Thermoregulation is a process that helps to maintain body temperatures. A constant body temperature ...

Q: Explain it by bullet. Division Cycadophyta: Cycads Internally, cycad stems are similar to those of...

A: Note -We are supposed to answer first 3 bits. So here is the answer for first 3 bits. Please post re...

Q: List 5 ways that technology can help the environment. List 5 ways technology can harm the environmen...

A: According to the question, we have to make a list of 5 ways that technology can help the environment...

Q: Describe the relationship between the plant and the ants. What benefit/s do/es the plant gives to th...

A: Ants belongs to family Formicidae. Ants are litter-dwelling predators or scavengers, they are omnivo...

Q: A breeder is interested in a new coat colour in mice. This trait is controlled by a single autosomal...

A: A test cross is a type of back cross in which an individual with an unknown genotype showing a domin...

Q: Why climate change is crucial to the survival of Sea turtle?

A: Sea turtle belong to class reptilia of phylum chordata. The body is streamlined and tapering at both...

Q: Describe the journey starting as a molecule of CO2 in the atmosphereof the top layer of the bottleDe...

A: Carbon is necessary for the formation of complex compounds such as proteins and DNA, which is why it...

Q: 58 MPa while the water potential of your crop is -1.62 MPa. estion A Is your crop able to take up wa...

A: Water potential (Ψ) is actually determined by taking into account two factors - osmotic (or solute) ...

Q: Question 2 Connectivity decreases when Question 2 options: A) dispersal is frequent. B) population b...

A: Since you have asked multiple question, we will solve the first question for you. If you want any sp...