684 Answered Questions for the topic microbiology

Microbiology

03/09/21

volume target, effector:target ratios?, volume cells

You will calculate the concentrations of the components required for a chromium release cytotoxicity assay. Target cells are labelled with radioactive chromium and incubated with CD8 effector cells... more

03/08/21

How much water do we lose per day?

i need help with this question
Microbiology Science Biology

03/08/21

State the 3 ways by which we acquire water

i need help with this question
Microbiology Biology Biochemistry

03/08/21

pGLO transformation

Hi!I did a lab about pGLO transformation, and in the instructions, it is said that the heat shock must last for exactly 50 seconds. But why is time so important here?
Microbiology

03/04/21

Please describe how an acid-fast stain works. How does it get its name?

Microbiology Math Chemistry Physics

03/03/21

Chemistry Homework Help! Combustion!

How many moles of water is produced by the complete combustion of 5 g of propane Convert this answer into grams Show that the conservation of mass was a balanced during the complete combustion of... more
Microbiology Biology Biochemistry

02/21/21

General Biology

You receive a bacteria culture from a hospital and are asked to figure out which bacteria are present in the culture. You find that there is peptidoglycan in the culture and lipopolysaccharides.... more
Microbiology Biology Biochemistry

02/21/21

General Biology

you want to discover how much a heat a DNA strand can withstand before denaturing. Youdecide to heat DNA in a beaker and measure the amount of DNA content throughout. At the beginning the DNA... more

02/20/21

What is the difference in development of natural products as a pure, well-defined substances and as a complex extract. 

Any differences in determining the dose between an extract and a pure substance? Why could it differ in an extract?
Microbiology Biology Biochemistry

02/18/21

What's the role of actine outside the cytoskeleton?

What's the role of actine outside the cytoskeleton?
Microbiology Biology Biochemistry

02/16/21

Biology Calculating Molarity

How do you calculate the molarity of hydrogen and hydroxyl ions in an aqueous solution?
Microbiology

02/09/21

What is the amount of dextrose in 500 ml of triple sugar iron agar?

Microbiology

02/09/21

What is the amount of sodium chloride in 500 ml of mannitol salt agar?

Microbiology Biology

02/04/21

Understanding a Research Article on Leishmania donovani Isolation and Characterisation

Vivien C: "Hi, I am struggling to understand what they did in this research article. Can anyone, in simple terms, summarize what they are doing? Thank... more
Microbiology Science Anatomy Physiology

02/03/21

Question about Antibodies and Hypersensitivity

Use the following terms to describe the types of antibodies (environmental, allogenic, autoimmune) present with each of the following hypersensitivity reactions: Reaction to pet dander Tissue graft... more
Microbiology

02/02/21

The system by which organisms are named is referred to as : Multiple choice . A :Systematics B : naming C: nomenclaure D: cladistics E: bioinformatics

The system by which organisms are named is referred to as :Multiple choice .A :SystematicsB : namingC: nomenclaureD: cladisticsE: bioinformatics
Microbiology Biology Ap Biology

02/01/21

Transmembrane domains

Are integral membrane proteins the only membrane proteins that have domains? How are these domains established?
Microbiology Biology

01/29/21

Phospholipid bilayer

Can acids diffuse through the phospholipid bilayer?
Microbiology Science Biology

01/27/21

What are the three ways of Co2 transported within blood

Please I need help with question
Microbiology Biology Physiology Bio

01/26/21

The nervous system is very important in maintaining homeostasis. Explain how it is involved in the negative feedback loop

The nervous system is very important in maintaining homeostasis. Explain how it is involved in the negative feedback loop (think about each component of the negative feedback loop, receptor,... more

01/26/21

List the structures that help to change the characteristic of inspired air before it reaches the lungs.

please i don't understand this question

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