What is the meaning of the word sterile? What would happen if culture media freshly prepared were not sterilized? Why should you always wait the autoclave to drain all the steam (pressure gauge zero position) before to open the cover?

Q: Consider the following:  Restriction enzymes bind and cut between bases T and A.  Based on this, whi...

A: VNTR  stands for Variable Number of Tandem Repeats, means the DNA sequence (Satellite DNA) repeats t...

Q: Cytaplasm Nuelesid Capsule Cell Wal Cyoptasmie Menbrane Rbosemes Flagela Figure 1 Which one of the f...

A: Cellular organisms are divided into two categories i.e.,  1. Prokaryotic cells  2. Eukaryotic cells ...

Q: How does the discovery of Epigenetics change our views from Gregor Mendel ?

A:   INTRODUCTION     In the plant hybridization Gregor Mendel were found out the origin of genetics. I...

Q: What are the basic principles in preparing a balanced meal?

A: Introduction :- A balanced diet is one that includes a variety of foods in specific amounts and prop...

Q: ..F2? F;: Male parent: XbTY Female parent: X®txBt F2: Male parent: X8tY Female parent: X®TX Bristles...

A: DISCLAIMER : Since you have asked multiple question, we will solve the first question for you. If yo...

Q: Directions: Identify the phenotype if a Red (RR) and White flower (rT) Were crossed, resulting in 10...

A: A monohybrid cross is a cross in which one trait is taken into consideration . As per the question ,...

Q: Match if the following is CYP inducer or inhibitor      Choices: 1. Ketaconazole Inducer 2. Grapef...

A:

Q: 2. Cows have codominance inheritance rules for their coat color. Cows with the genotype BB are compl...

A:

Q: The gene associated with the recessive disorder hemophilia is on the X chromosome, where h is the re...

A:   Answer To understand the above question we need to have knowledge about the various phases of Meio...

Q: B • Structure A functions in [Select ] [ Select] • Structure B functions in digestion pumping blood ...

A: Animal body contains following system which are describe as below: Integumentary (skin), Skeletal sy...

Q: OH но HO- OH HO HO OH OH OH OH HO This sugar is non-reducing O True O False

A: The giving sugar is non reducing sugar . It's true.

Q: What are anions?  What are cations?  How do they interact with the soil and root hairs differently? ...

A: Introduction:- In the average soil, there is a lot of biological and chemical activity going on. The...

Q: Why did Sabin create an oral vaccine?    - Oral vaccine are always more effective than injected vac...

A: The immune system is a complicated physiological system comprised of several organs, tissues, and ce...

Q: Give a detail note on evolutionary tendency in monera (Bacteria, actinomyces, cyanobacteria)

A: Evolutionary Tendency In Monera It is also referred to as the phylogeny of prokaryotes.  The bacter...

Q: 1. A man with type AB blood is married to a woman also with type AB blood. Show the cross by complet...

A: The probability - A blood - 25% B blood- 25% O blood-0% AB blood- 50%

Q: What are ways to contribute to the lessening of atmospheric carbon dioxide pollution that can be don...

A: A carbon footprint is the total greenhouse gases (carbon dioxide) emitted into the atmosphere by an ...

Q: Disaccharides like lactose can barely get through dialysis tubing, but CAN NOT move across a cell me...

A: Introduction: Digestion is the process by which the complex food is broken down into simpler, solubl...

Q: Answer the following: 1. Genomes with DNA-DNA hybridization value of 68% belong to the same _______...

A: DNA-DNA hybridization technique: it is used to determine the sequence similarities between one known...

Q: Differentiate the proposed 1764 bacterial classification Michel Adanson with that of Karl von Linnae...

A: Bacterial classification is the rank-based classification of bacteria i.e. family suborder order su...

Q: A. Draw and label the histological structures of enamel listed below: Enamel Lamellae Enamel Tufts E...

A: ANSWER         ENAMEL LAMELLAE          It is an hypomineralised structure occur in the teeth that o...

Q: Moths resting on the trunks of trees often resemble the tree bark such that potential predators do n...

A: Introduction:- Although there are a few exceptions, moths (and their near relatives, butterflies) ar...

Q: 2. Compute for total magnification for 4x, 10x and 40x with an ocular of 4x. Show formula

A: The compound light microscope is used to visualize different tissue samples that use two types of le...

Q: Assuming all genes involved in the metabolic pathway have been sequenced from various microorganisms...

A: Isotope labeling is a technique utilized in experiments to identify or target a specific molecule or...

Q: 1. In "Four o' Clock “plants, it's flower color is incompletely dominant. The red flowers are homozy...

A: In incomplete dominance,  A] Genotypic % - 100% pink (Rr) Phenotypic ratio - 100% pink B] Genotypic ...

Q: Part 1  Identify the following as discrete or continuous a. The height of an oak treeb. The number o...

A:

Q: he Lionfish from the South Pacific Ocean has become a resident of the Gulf of Mexico. Analyze how hu...

A: The lionfish is a carnivorous predator fish that is native to the Indo-Pacific region but it has now...

Q: Give an explanation of the relationships between breathing and respiration. Is there a resemblance? ...

A:   Breathing refers to the process of taking in O2 and exhaling CO2. Respiration is the process in ...

Q: variation in generation time exist within a single microbial species

A: Variation in generation time exist due to in enviroment the otimal conditions vary between species ....

Q: This question pertains to frogs  Females arriving at the breeding pond may be encountered by males ...

A: Amplexus is a mating behavior shown by species of anurans (frogs), newts, and horseshoe crabs. The m...

Q: n what ways would you expect forced migration to have an impact on the phenotypes of animal populati...

A: Migration is that the movement of animals from one environment to a different in search of food, hig...

Q: recently discovered bird species was found to have 29 chromosomes in its somatic cells before S phas...

A: Mitosis and meiosis are the two processes by which cells divide in humans and most other animals. M...

Q: 1. When does crossing over occur during meiosis ? A. Prophase I B. Anaphase I C. Prophase II D. Anap...

A: 1. Crossing over is the exchange of chromosomes between the non-sister chromatids of homologous chro...

Q: What is the effect of fishing on the ecosystem?

A: Fishing is legally described as the practice of capturing wild fish or even other aquatic creatures ...

Q: In the Pea plants studied by Mendel, green pod colour is dominant over yellow pod colour. You have g...

A: Pure line: A strain of homozygous, true breeding organisms formed either through repeated self-ferti...

Q: Draw a possible unrooted tree that is the most parsimonious and use the table to do so. Explain why ...

A: Points to know about cladistics: Evolutionary relationship of organisms is referred yo as phylogeny...

Q: Complete the table

A: Respiration means the process present in living organisms to produce energy using various types of c...

Q: Red-green color blindness in humans is due to an X- linked recessive gene. thin

A:   Red-green color blindness is the most common variety of color deficiency in humans. It happens to...

Q: Roughly how many amino acids are there in one turn of an alpha helix

A: Solution : Correct option is C 

Q: My topic is Bipolar Disorders. Please help me answer these questions. Please answer the questions fu...

A:   Note- Since this question is a multipart question with each part having many subparts so I will be...

Q: It was important for Lilly to understand how the bacteria were able to cause disease in patients. Th...

A: Tb is caused by a pathogen known as Micobacterium tuberculosis. There are multiple factors responsib...

Q: The fossil record provides evidence for:    A.When organisms lived on earth   B. How some species ha...

A: The fossil record is the story of life's development as preserved in sedimentary rock by fossils, wh...

Q: Cells can make the non-essential amino acids. To do so, they need a specific enzyme. Which of the fo...

A: Introduction :- Tissue growth and repair, immunological function, red blood cell creation, and hormo...

Q: The gene associated with the recessive disorder nemophilia is on the X chromosome, where n is the re...

A: Option B 

Q: An animal is heterozygous for two autosomal genetic traits found on different chromosomes. Purple fu...

A: The chromosome with the centromere near the end of the chromosome rather than in the middle. And tel...

Q: Human blood types are determined by genes that follow the CODOMINANCE pattern of inheritance. There ...

A:  Here the dominant alleles are : A  And the recessive alleles are : O    answer 1- the genotype of M...

Q: Short answer. What uses do plant chemicals have to humans? Name two. 2. Short answer. Plants produce...

A: Since you've asked multiple, we are only answering the first three questions for you. If you want an...

Q: Differentiate the various types of culture media for the growth of microorganisms: synthetic, comple...

A: Culture media, also known as growth media, are specific mixtures of nutrients and other substances t...

Q: Linear polymers are more water-soluble than branched ones. O True O False

A: The prefix 'poly' simply means many and the suffix 'mer' means units or parts. So polymers simply me...

Q: How is understanding the external and internal anatomy help in promoting healthy lifestyle through m...

A: Anatomy is the branch of biology that deals with the structure of organisms and their constituents. ...

Q: microbiology is best defined as: a. study of microorganisms or microbes b. can be found almost every...

A: Microbiology is defined as the study of a diverse group of generally minute, simple life-forms that ...

Microbial Growth

The development of microbial growth is influenced by various natural conditions (both physical and synthetic) like pH, temperature, saltiness, gas focus (O2, CO2, and H2), nutrients, water action, and assimilation. Knowing the distinctive physical and chemical factors that influence the development and endurance of microbial growth in the climate will assist with reinforcing endeavors outfitted towards their control. These lines lessen or diminish their harmful impacts on humankind, creatures, and the climate.