Biology
Cell biology, genetics, ecology, and life science fundamentals.
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choose the correct answer from the drop - down selection for each defin…
The correct term for a uni - celled organism without a membrane - bound nucleus is "bacterium" (assuming the drop - down options include it. If options are like: A. bacterium, B. …
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multiple choice question which statement best describes specimen prepar…
The specimen is embedded in a matrix and cut into extremely thin slices.
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fill in the blank question acid - fast organisms have lipids constructe…
Mycolic
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way is my arm similar to a chicken wing? of the time evolution is slow.…
1. A sudden, extreme environmental change (e.g., volcanic eruption) 2. Asteroid impact; extreme volcanic activity 3. Habitat destruction; overhunting/overexploitation 4. At the ro…
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multiple select question select all that apply which three of the follo…
A. Lamp, B. Glass lenses, C. Eye
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what does the personification in this text suggest? it was the early af…
There were occasional gusts of wind.
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multiple select question select all that apply which of the following a…
B. Light microscopes are not able to show detailed internal cellular structure. D. Light microscopes have a resolution limit of 0.2 micrometers.
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multiple choice question the microscope pictured here uses ______ to vi…
O electrons
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fill in the blank question only seen directly by electron microscopes, …
Flagella
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multiple choice question capsules are networks composed mostly of _____…
B. polysaccharides
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multiple choice question light microscopes can be used to observe all o…
C. Most viruses
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describe atp and adp. atp explain how your body uses atp, and list the …
- **ATP**: The body uses ATP as an energy source for cellular processes (e.g., muscle contraction, molecule synthesis, active transport). ATP has three parts: adenine (nitrogenous…
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multiple choice question in this image, cells are illustrated as they w…
A. first dye, crystal violet, stains all cells purple
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multiple choice question what are the long slender structures of locomo…
A. Flagella
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multiple choice question what are the long slender structures of locomo…
Flagella
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define and describe the different types of risk factors.
1. **Non-modifiable Risk Factors**: Fixed, unchangeable traits (e.g., age, gender, genetic predisposition, family medical history). These factors are innate or established early i…
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match each of the following sox requirements to the corresponding objec…
1. B. Reduce opportunities for error and fraud. 2. A. Counteract incentives for fraud. 3. B. Reduce opportunities for error and fraud. 4. C. Encourage good character. 5. B. Reduce…
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multiple choice question what is the network, usually made of polysacch…
A. Capsule
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ordering question click and drag on elements in order correctly list th…
1. Crystal violet, primary stain 2. Iodine, mordant 3. Acetone-alcohol, decolorizer 4. Safranin, counterstain
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fill in the blank question acid - fast organisms have lipids constructe…
Mycolic
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compare and contrast catabolic and anabolic pathways by writing charact…
### Part 1: Compare Anabolic and Catabolic Pathways (Chart) | Metabolism Type | Characteristics | |-----------------|-----------------| | Anabolic | - Builds complex molecules fro…
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select the text from the paragraph that best helps you understand that …
the alga is constantly converting sunlight into energy, so the fungus, which cannot perform this function for itself, benefits from a reliable energy source
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fill in the blank question since it provides a way to distinguish betwe…
differential
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multiple choice question in this image, cells are illustrated as they w…
D. Application of iodine results in the loss of color from Gram negative cells.
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fill in the blank question the most widely used differential staining p…
Gram
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read the passage and then answer the question. symbiotic relationships,…
usable
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multiple choice question in which type of staining is the background st…
Negative
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compare the laws about how energy flows. give an example of each first …
### Part 1: Compare the laws of thermodynamics (Table Completion) #### First Law of Thermodynamics (Defined) The First Law of Thermodynamics (Law of Conservation of Energy) states…
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match the gram stain step with the state of the bacteria after the step…
Crystal Violet → Cells stain purple. Iodine → Cells remain purple. Alcohol → Gram-positive cells remain purple, and Gram-negative cells become colorless. Safranin → Gram-positive …
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multiple choice question what type of staining involves only one dye? s…
Simple
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multiple choice question which type of staining distinguishes organisms…
Differential
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fill in the blank question in preparation for staining, the process by …
Fixation (or Heat Fixation, for specimens like bacteria)
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analyze complete the following to refine your understanding of asexual …
To solve this, we analyze each organism's asexual reproduction method: ### Ferns - **Method**: Spore formation - **How it works**: Ferns produce spores (haploid cells) in structur…
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multiple choice question the ______ stain was developed by ______ in __…
B. Gram; Christian Gram; 1884
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what type of light source is used by a confocal microscope? fluorescent…
D. Laser
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fill in the blank question india ink and nigrosin are both \boxed{} sta…
negative
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multiple choice question in fluorescence microscopy, the ______ absorbs…
B. fluorochrome
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multiple choice question this photo was obtained through the use of ___…
fluorescence
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fill in the blank question staining that only uses one dye, called stai…
Simple
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which type of microscope cannot create a clear image of a living specim…
Electron microscope
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select all that apply when preparing a specimen for microscopy, which t…
- Cells are killed. - Cells are attached to slide.
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tain energy (continued) list at least seven of your body’s cell process…
1. Active Transport: Movement of molecules against concentration gradient, needing energy. 2. Protein Synthesis: Creation of proteins from amino acids, energy for transcription/tr…
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multiple choice question what usually happens to cells stained for view…
A. Cells are killed
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multiple choice question in a confocal microscope, what removes stray l…
A. Aperture
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anisms obtain energy (continued) list at least seven of your body’s cel…
### Part 1: List of Cell Processes Requiring Energy 1. **Active Transport**: Movement of molecules (e.g., ions) across a cell membrane against their concentration gradient, requir…
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why did germany support colonialism? the german chancellor otto von bis…
○ the government needed to participate in colonization to please the German population and win elections
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fill in the blank question the human eye can minimally detect something…
millimeters (mm)
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multiple choice question which of the following is used to stain a spec…
Fluorochrome
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fill in the blank question the ability to separate or distinguish betwe…
Resolution (or resolving power)
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9. true or false: plant cells also gain energy from cellular respiratio…
TRUE ### Question 10
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copyright © mcgraw hill llc permission required for reproduction or dis…
O fluorescence
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central african territories were soon added to the list of european col…
○ a 27-year-old medical missionary
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multiple choice question ocular lenses are also known as ______. - eyep…
A. eyepieces
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multiple choice question which type of microscope projects a brightly i…
B. Dark-field
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fill in the blank question in a bright - field microscope, the componen…
condenser
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multiple choice question what type of cells are difficult to view in a …
B. Unpigmented
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convert 839.75 kilograms to grams. show your work cancelling the units …
839750 grams
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fill in the blank question bright - field microscopes typically have tw…
1. coarse 2. fine
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multiple choice question which sized object would be the smallest size …
0.2 millimeter
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multiple choice question which type of microscope is used in microbiolo…
A. Bright-field
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fill in the blank question on a microscope, the lens closest to the spe…
objective
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fill in the blank question the lens that further magnifies the image al…
eyepiece
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multiple choice question in a bright - field microscope, which microsco…
D. Substage condenser
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multiple choice question tracking down unidentified human pathogens fal…
Medical
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recall the definition of the review vocabulary term. trophic level use …
- trophic level: Position in food chain/ web based on feeding. - energy: Capacity to do work/ cause change. - thermodynamics: Study of energy relationships (heat, work, etc.). - m…
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matching question match the microscope component to the description of …
- Ocular: Eyepiece used to view specimen - Objective: Lens closest to the specimen - Condenser: Focuses a cone of light on the slide
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(click and drag to put the items in the correct order, or click here to…
1. Label 2 → 4. Nucleus 2. Label 3 → 3. Centrioles 3. Label 5 → 2. Golgi apparatus 4. Label 6 → 5. Endoplasmic Reticulum 5. Label 7/8 → 1. Flagellum 6. Label 1 → Nucleolus (implie…
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multiple choice question a bright - field microscope forms ______. - a …
a dark image on a lighter background
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convert 23.7 liters to milliliters. show your work cancelling the units…
23700 milliliters
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multiple choice question martinus beijerinck is known to have used very…
A. viruses
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fill in the blank question in a compound light microscope, the lens for…
objective
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think about what you have read and discuss the following - what prevent…
Bacteria are prevented from covering the planet by limited resources (nutrients, space), competition, predation, unfavorable environmental conditions, and host defenses (for patho…
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multiple choice question although kochs postulates present a logical fr…
molecular and genetic evidence
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multiple choice question although kochs postulates present a logical fr…
C. molecular and genetic evidence
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1 multiple choice 10 points the moon stabilizes earths ____________. ho…
The correct option is: - climate (the option with the filled circle, representing the correct choice among the given options: hours of darkness, hours of daylight, revolution, cli…
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multiple choice question the taxonomic level of superphylum was propose…
A. the number of phyla in each domain exceeded a reasonable number for data management
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multiple choice question what is the main focus of medical microbiology…
D. Human and animal pathogens
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convert 7.9 meters to centimeters. show your work cancelling the units …
790 centimeters
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fill in the blank question criteria used for establishing the relations…
Koch's
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multiple choice question how did martinus beijerinck first reason that …
A. Using a bacterial filter
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6 multiple choice 10 points scientists believe that the moon has aided …
D. Creating tides that may have helped the first DNA to evolve. ### Question 7
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in a lab experiment, 770 bacteria are placed in a petri dish. the condi…
1353
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multiple choice question pasteurization, as developed by pasteur himsel…
D. heat wine to destroy undesirable microbes
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multiple choice question although kochs postulates present a logical fr…
A. some causative disease agents cannot be grown in pure culture
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multiple choice question louis pasteur made contributions to the field …
Food and dairy microbiology
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fill in the blank question the proposed taxonomic classification of is …
Kingdom
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multiple choice question kochs postulates are valuable for determining …
causal relationships between microorganisms and a specific disease
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multiple choice question the notion that microorganisms cause disease i…
B. germ
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lets practice a cardiac patient uses a heart rate monitor during a stre…
m = 0.75; there is both correlation and causation
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think about what you have read and discuss the followin - how do bacter…
Bacteria reproduce asexually mainly by **binary fission** (DNA replicates, cell elongates, and divides into two identical daughter cells). Less common methods include budding (sma…
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multiple choice question the fact that endospores were produced by heat…
C. Ferdinand Cohn
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fill in the blank question pasteur demonstrated that yeasts and bacteri…
Fermentation
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multiple choice question how did john tyndall (1820-1893) provide evide…
He showed that dust does carry microbes.
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multiple choice question the taxonomic level of superphylum was propose…
B. the number of phyla in each domain exceeded a reasonable number for data management
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which is the best description of the germ theory of disease? germs are …
D. Microorganisms cause disease
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pasteurs data showed that spontaneous generation should be considered _…
B. false
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what is mitosis? how is mitosis used in different ways in different org…
Mitosis is a eukaryotic cell division process that equally distributes replicated chromosomes (genetic material) into two genetically identical daughter cells (via prophase, metap…
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1. read the following passage from page 45: \mollie was late for work e…
1. B. excuse 2. D. He thinks life will always be miserable no matter who is in charge. 3. D. He is loyal to whoever is in charge and doesn't think for himself. 4. C. he seizes opp…
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yolanda is working as a public information officer for the office of th…
Understand your audience and adapt to it.
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individuals) dominant or recessive?
recessive