Describe how one could experimentally determine whether a bacterium
was a psychrophile or a mesophile.

Answers

Answer 1

Answer:

How can you determine experimentally whether a bacterium is a psychrophile or a mesophile? incubate two cultures, one around 10°C and the other around 35°C. If it grows in the lower temperature incubator, it is a psychrophile. If it grows in the higher temperature incubator, it is a mesophile.

Explanation:

Answer 2

Answer:

incubate two cultures, one around 10°C and the other around 35°C. If it grows in the lower temperature incubator, it is a psychrophile. If it grows in the higher temperature incubator, it is a mesophile.

Explanation:

hope this helps


Related Questions

HELP ME OUT PLS!!!!!!!!!!!!!!!!!!!

13. The diagram at right shows one position of the earth as it makes its way around the sun. Which locations are experiencing winter?

A)

B)

C)

D)

E)

14. At which location would a person experience the longest number of daylight hours?

A)

B)

C)

D)

E) ​

Answers

13 a
14. At which location would a person experience the longest number of daylight hours answer B

Answer:

13.) A

14.) B

Explanation:

A:
Position A is leaning away from the sun, so it is therefore experiencing winter.

B:
Position B, the Equator experiences the longest number of daylight hours, as it is in the middle and the sun reaches it for a longer period of time

I also completed this, it would appear we are in the same boat.

What occurs during the link reaction in cellular respiration?

Answers

Answer:

Produce an acetyl group.

Explanation:

The Link Reaction happens in Mitochondria. Mitochondria in cells take up the pyruvate which is formed from glycolysis in the cytoplasm. Once the pyruvate is in the mitochondrion, enzymes within the matrix of the mitochondrion remove hydrogen and carbon dioxide from the pyruvate. This is called oxidation (removal of hydrogen or addition of oxygen) and decarboxylation (removal of carbon dioxide). Therefore, the process is called oxidative decarboxylation. The hydrogen removed is accepted by NAD+. The link reaction results in the formation of an acetyl group. This acetyl group is then accepted by CoA and forms acetyl CoA.

Hopefully, the pic can help you to more understand-

Name: Click or tap here to enter text. Date: Click or tap here to enter text. Graded Assignment Lab Report Create a dichotomous key that identifies the 10 leaves on the Common Leaves sheet. Look closely at those leaf samples and devise a dichotomous key that helps you identify them. Be sure that your dichotomous key contains only pairs of statements about a single characteristic. For example, a pair of statements might be: A.leaf margin smooth B.leaf margin toothed However, you should avoid pairs of statements that do not address the same characteristic. The following pair, for example, would not be very informative in your key: A.leaf margin smooth B.leaf type needle-like As you develop your key, test it out with the 10 leaves provided on the Common Leaves sheet. When you've developed a key that identifies all 10 leaves, type your statements, “go tos,” and identifications, following the format in the example below. The example is based on this lesson’s dichotomous key for birds. Statement Types/Dichotomous key for birds Identification Name/Number of Leaves Statement 2a The bird has a crest of feathers on the top of its head. go to statement or identify bird blue jay Statement 2b The bird has a smooth head. go to statement or identify bird 3 Once you have completed your dichotomous key, answer the two remaining questions. When you are finished, submit this assignment to your teacher by the due date for full credit. Total score: Click or tap here to enter text. of 26 points (Score for Question 1: Click or tap here to enter text. of 20 points) 1.Complete a dichotomous key for the 10 leaves on the Common Leaves sheet. The chart provided here allows for 11 pairs of statements. Depending on how you build your dichotomous key, you may or may not need all of them, or you may need to add some. Statement Types/Dichotomous key for leaves Identification Name/Number of Leaves Statement 1a Click or tap here to enter text. go to statement or identify leaf Click or tap here to enter text. Statement 1b Click or tap here to enter

Answers

Answer:

How to Make a Dichotomous Key

Explanation:

Step 1: List down the characteristics. ...

Step 2: Organize the characteristics in order. ...

Step 3: Divide the specimens. ...

Step 4: Divide the specimen even further. ...

Step 5: Draw a dichotomous key diagram. ...

Step 6: Test it out.

What is the difference between renewable and non-renewable resources? (Select all that apply).

Renewable resources are in abundance, but non-renewable resources are limited.

Non-renewable resources are in abundance, but renewable resources are limited.

Renewable resources can replenish themselves, but non-renewable resources cannot.

Non-renewable resources can replenish themselves, but renewable resources cannot.

(Please select ALL that apply)

Answers

The main answer:

C: Renewable resources can replenish themselves, but non-renewable resources cannot.

B: Renewable resources are in abundance, but non-renewable resources are limited.

Some explanation:

Renewable resources can be replaced or reused, therefore, they do not disappear; while non-renewable ones cannot be replaced and eventually run out.

Hope it helps!

F r o g

What does the peripheral nervous system do?

Answers

Answer ↓

[tex]\textsc{view~explanation}}[/tex]

Explanation ↓

The peripheral nervous system carries out the following functions :

It conveys motor commands to voluntary musclesIt carries sensory information about the environment to the brainIt regulates autonomic (automatic) functions.These functions are the 3 functions of the P.N.S. (the Peripheral Nervous System)

hope helpful ~

Human activities, chiefly burning fossil fuels, adds carbon dioxide into the
ocean. However, the biggest natural process that adds dissolved carbon
dioxide into the deep ocean is:

Answers

Answer:

look left maybe right or out

Which of the following populations are at risk of desiccation?
A. those in the tidal pools
B. those in the sunlight level of the ocean
C. those in the twilight level of the ocean
D. those in the deep level of the ocean

Answers

c is the correct answer
C, it’s definitely the answer c


Unequal Heating, Cold Front, Air Pressure, Air Masses,
Troposphere
Create a way to demonstrate how the words above relate together in a weather process

Answers

Answer:

Communicating openly, clearly, and with empathy will help in building rapport with a team and boost their spirit productively. Establishes Transparency – Transparency generates trust among employees. Trust creates an environment where people are honest and accountable.Jan 19, 2018

Explanation:

I WILL MARK BRAINLYEST

According to the graph below, Kenya’s population is

A:shrinking
B:growing
C:mostly old people
D:stable and not growing or shrinking

Answers

B! I hope this is correct!

Will give 50 points to whoever can answer.

Show the correct order for impulse transmission after you touch cold glass of water

Answers

Answer:

answers: 3rd, then 2nd then 4th then 1st. 3rd goes in first, 2nd in 2, 4th in 3rd, 1st in last

9. Why does sediment cause coral bleaching?
1.Sediment makes the water warmer.
2.Sediment makes the water clearer.
3.Sediment makes the water cloudy.
4.Sediment makes the water cooler.

Answers

Answer:

3. Sediment makes the water cloudy.

Explanation:

Sedimentation has been identified as a primary stressor for the existence and recovery of coral species and their habitats. Sediment deposited onto reefs can smother corals and interfere with their ability to feed, grow, and reproduce.

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HELP ME OUT PLS!!!!!!!!!!!!!!!!

4. When plates slide against each other as seen on the San Andreas fault, many____________are known to occur.

5. This type of boundary is called _________​

Answers

Answer:

4.) ...many earthquakes are known to occur
5.) ... this type of boundary is called a transform plate boundary

Step by step:
i just learned this like a month ago

balance the chemical equation?

Answers

Answer:

2H2O2 -> 2H20 + 1O2

Hope it helps...!!!

1) What does bioremediation mean ?
2) What is bioremediation
3) What are 3 types of Bioremediation ?

Answers

Answer:

1. using organisims to remove things that were contaminated in water

2. microbial bioremediation, phytoremediation, and mycoremediation.

Explanation:

Wetlands are areas where water covers the soil. Swamps, marshes, and other wetland areas help to control flooding because they naturally hold water. Wetland regeneration is a recent trend in conservation. In some areas, land previously used for farming is being converted into wetlands.

Research wetlands, the types of organisms that live there, and examples of wetland restoration and regeneration. Then answer these questions:

What factors do scientists need to consider before turning farmland into wetlands?
How could wetland restoration affect humans who live in the area? How might it affect native wildlife? (Consider both positive and negative consequences.)
If you were planning a wetland regeneration project, how would you monitor its success?

Answers

Answer:

There are plenty of animals that live in wetlands, such as lizards, turtles, snakes, newts, Alligators, Invertebrates, and along with sea life. Scientists need to consider taking farmland and constructing it into a wetland; they would need to consider the influx and the outflow of the groundwater levels and the duration of ground saturation. Wetlands can have both positive and negative effects on humans. Some negative side to wetlands is how to release of chemicals coming from swamps could affect the environment for people. Also, how fast pollution could arise from these released chemicals. Waterlands could also change the water quality, quantity, and flow. Although there are negative points, we do have positive ones as well; This includes how the wetlands will be protecting endangered species and how it will clean the lakes and seas. The water quality, quantity, and flow also could increase instead of decrease. If I was to make a wetland regeneration project, I would monitor its success by making charts on what increased positively like the native plants and the nest platforms.

Explanation:

100% on it

Answer:

Hope this helps.

Explanation:

1.Elements of site hydrology that are important to maintaining a wetland are inflows and outflows of ground water and surface water, the resulting water levels, and the timing and duration of soil saturation or flooding.

2. In addition to supporting food and other resources for local people, restored mangroves effectively recycle nutrients, provide wildlife with habitat, and protect coasts from storms, erosion, and sea level rise

3.Appropriate metrics to evaluate success in achieving this goal include number of native plant species present, presence and density of invasive plant species, coverage of wetland habitat, hydrological measurements, and surveys for selected wildlife species of interest.

A generalist predator does which of the following?
A. has no natural predators
B. can live in any ecosystem
C. feeds on many different kinds of prey
D. depends exclusively on a single food source

Answers

Answer:

C

Explanation:

Generalist predators. Generalist predators have, by definition, several alternative prey species between which they may 'switch', depending on which prey species are currently most abundant.

Answer: C

Explanation:

Generalist predators. Generalist predators have, by definition, several alternative prey species between which they may 'switch', depending on which prey species are currently most abundant.

How are photosynthesis and cellular respiration related?
O A. Cellular respiration is the process animals use to produce glucose,
while photosynthesis is the process plants use to produce
glucose.
B. Cellular respiration provides the energy for photosynthesis.
OC. Photosynthesis produces water molecules, while cellular
respiration splits water molecules apart.
D. The products of photosynthesis are the reactants of cellular
respiration.

Answers

Answer:

D

Explanation:

5th grade pls help

How might a machine help you do
work? 

Answers

it can help you do things faster and better

When fluid is taken in by the body to return homeostasis, the kidneys return enough solute-free water from the fluid to dilute sodium levels back to normal. True or False

Answers

Answer:

That Is False

Explanation:

Im a teacher :)

DONT CHEAT IF YOUR IN MR.GREENFIELDS CLASS!

The model below shows the structure of a molecule of water. What do the black circles and grey circle represent?

Answers

Explanation:

thats only that i learnd

How have phosphate minerals most affected human activity

Answers

Answer:

How have phosphate minerals most affected human activity? Using phosphate minerals in fertilizer allowed humans to grow more crops. The availability of rock and mineral resources has major effects on human activity.

Explanation:

hope this helps

Which of the following is an example of marine science being shaped by cultural context?
A. ancient societies using ships to transport troops
B. the attempt to explore the trenches of the oceans
C. the belief in sea monsters common in the Middle Ages
D. current scientists working together to address global warming

Answers

An example of marine science being shaped by cultural context is D. current scientists working together to address global warming as both marine scientists and climate scientists are working.

What are Large marine reserves?

It can assist save you a number of the worst consequences of weather alternate with the aid of using supporting to sequester atmospheric carbon dioxide and giving a lift to the organic strategies that assist ecosystems adapt, consistent with the team's studies.

In 1988, U.S. scientist James Hansen went earlier than Congress and testified approximately his studies into the warming of the planet. More than 30 years later, Hansen's prediction that the common international temperature should upward thrust with the aid of using approximately 1 diploma Celsius.

Read more about the marine science:

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Which of the following has the most potential of experiencing background extinction based on the natural disruption described?

A population observing a natural volcano erupting on a remote island every year
A population that lost their habitat due to a hurricane lasting several hours
A species that will not grow during a specific season every year
A species that struggles to compete for resources due to limited access from habitat loss

Answers

The option that has the most potential of experiencing background extinction based on the natural disruption is : ( C ) A species that will not grow during a specific season every year

What is Background extinction

Background extinction is the gradual extinction of species due certian environmental factors such as change in weather conditions, disease, competitive disadvantage and habitat loss.

A population that will not grow during a specific season every year will experiences a gradual extinction process while other options will experience a fast and sudden extinction process.

Hence we can conclude that the most potential of experiencing background extinction based on the natural disruption is :  A species that will not grow during a specific season every year.

Learn more about background extinction : https://brainly.com/question/11872946

Answer:

A species that struggles to compete for resources due to limited access from habitat loss

Explanation:

I got it right on the test

at the start of every food chain or food web and the bottom of every energy pyramid you will find _____ such as plants or algae. they provide the energy for all of the _____ in the chain, along the web, and upwards on the pyramid.​

Answers

1) Producers

2) Organisms

How much food is required for a blob to reproduce from one generation to another?

Answers

Answer:

a blob to generate to another which is option A:1

hope this helps you

Is aquatic succession more like primary succession or secondary succession on land? Explain your reasoning

Answers

Answer:

n

Communicating openly, clearly, and with empathy will help in building rapport with a team and boost their spirit productively. Establishes Transparency – Transparency generates trust among employees. Trust creates an environment where people are honest and accountable.

What kind of glands are the oil and sweat glands?

Answers

Answer:

Sebaceous glands

Explanation:

Your body's oil secreting glands are known as sebaceous glands. This is why they are often referred to as the oil glands. They are a form of simple saccular (alveolar) holocrine gland.

Sebaceous glands
Those are the type of glands

Which would least likely have an impact on global climate changes?

Answers

It would be
A. producing energy using hydroelectric plants


A. producing energy using hydroelectric plants
B. producing energy using coal
C. producing energy using oil
D. producing energy using natural gas

All herbivore species are small such as insects and would not be able to have massive muscular bodies.

O True
O False

Answers

Answer:

False!!

Explanation:

Herbivores vary in size. Some are the size of an ant and others are as tall as a giraffe! Extinct species such as some dinosaurs were herbivores. :)

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HELPPPPPP HELPPPPPP ASAAAAAPPPPP Justify, by referring to documents 1 and 2, the following statement: "Heavy smokers are young adult males​

Answers

Adults from the age of 18 to 24 and adult men are involved in more smoking activities.

What age shows heavy smokers?

Document 1 shows that adults from the age of 18 to 24 are involved in more smoking activities as compared to other ages while on the other hand, document 2 shows that adult men are more involved in smoking as compared to adult female.

So we can conclude that adults from the age of 18 to 24 and adult men are involved in more smoking activities.

Learn more about smoking here: https://brainly.com/question/26187004

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Write the fraction that represents 3 feet of rope divided into 8 equal parts. PLS HELP!.... a garden has more daisies than roses, and there is at least one rose. Let r represent the number of roses and let d represent the number of daisies. Let's compare the expressions 3r and r + d. Which statement is correct? Choose 1 answer: A 3r>r + d B 3rC 3r=r + d D There is not enough information to tell. Use completing the square to solve for x in the equation (x-12)(x+4)= 9. I need help ASAP!!!! Worth 20 points! A fever is a sign that....A. the immune system is fighting infectionB. the cardiovascular system has an artery blockageC. the bones are not getting enough calciumD. the skeletal muscles have been overworked A cone has a height of 14cm with a circumference of 26.39cm. What is the volume of the cone? the apparent motions of the oun and otner starsacross the night sky? A. The rotation of the Moon B. The rotations of the planets C. The rotation of Earth D. The rotations of the Sun and other stars I dont know how to do this HELP It is important to recognize that ______ are a natural defense system, protecting the coast from wave erosion. how has social media positivity and negatively important our generation? State and explain five importance of trade to a nation MARKING BRAINLIEST Do you think fillet in CAD (computer aided design) makes your designs look better? Each degree on the Kelvin scale equals how many degrees on the Celius scale Whats 1+2?Answer fastttttI will mark you as branly Which tissue in animals can be compared to the Vascular Tissue of plants? Why? Write the inverse variation function given that y varies inversely with x, and y = 0.5 when x = 24. What did Aristotle observe to help him understand that Earth is round? I will mark brainiest If the area of a rectangle is x4 + 3x3 - 2x2 - 200 and the width is x + 5, find its length. Which line in this note card is part of the bibliographic information that will help the student find the source later?