The field of vision of this microscope is brightly illustrated and used for most microscopic work.

Answers

Answer 1
the field of vision of this microscope is brightly Illustrated and used for most microscopic work.

the answer should be bright field microscope.

bright field microscopes are the simple popular form of a microscope illumination techniques. Bright field microscopes are usually used with compound microscopes. The light path of a bright field microscope is brightly illuminated and very simple. The light path is composed of a transillumination light source, and objective lens, the condescender lens, and oculars to view the sample image.

Related Questions

What types of molecules would be found inside a lysosome

Answers

Lysosomes contain about fifty different enzymes that break down all types of biological molecules including proteins, nucleic acids, lipids, and carbohydrates.

Final answer:

Lysosomes are organelles found in animal cells that contain digestive and hydrolytic enzymes which break down various substances, including damaged organelles and pathogens. They play a critical role in processes like phagocytosis and autophagy which are essential for the cell's health and efficiency.

Explanation:

The lysosome is a type of organelle found in animal cells and it plays a key role in digesting and breaking down various substances within the cell. The types of molecules that would be found inside a lysosome primarily include digestive enzymes and hydrolytic enzymes. These enzymes are crucial in breaking down proteins polysaccharides lipids nucleic acids and even damaged or old organelles.

Furthermore, lysosomes are often involved in the process of phagocytosis where they help the body's immune system destroy pathogens. For instance macrophages a type of white blood cell can engulf a pathogen and then fuse with a lysosome. The pathogen is then destroyed by the lysosome's hydrolytic enzymes.

Lastly another key function of lysosomes is the role they play in the process known as autophagy. This process also referred to as 'self-eating' involves the cell digesting its own structures particularly when they are damaged or unneeded. This function of lysosomes highlights their role in maintaining the cell's health and efficiency.

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The difference in concentration on the two sides of a membrane is called what

Answers

When the concentration o molecules inside a cell is different form the concentration of molecules outside a cell, we can either call it hypertonic or a hypotonic solution, and the difference between the two concentrations is called a concentration gradient.

Hypertonic - name given to a solution that has a bigger concentration than the concentration in a cell.

Hypotonic - name give nto a solution that has a smaller concentration than the concentration in a cell.



Hope it helped,



BioTeacher101


The difference in concentration across a membrane is known as a concentration gradient, essential for substance transport in cells and creating electrochemical gradients for physiological functions.

The difference in concentration on the two sides of a membrane is called a concentration gradient. A concentration gradient exists whenever a membrane separates two different concentrations of molecules, leading to a natural phenomenon where molecules move from an area of high concentration to an area of low concentration to equalize the concentrations. This process is crucial in biological systems for transporting substances across cell membranes, influencing various physiological processes. Concentration gradients are also pivotal in creating an electrochemical gradient when there is a difference in the concentration of ions across a membrane, affecting both chemical concentration and electrical charge on the two sides of the membrane.

is not a function of the skeletal system:? a. manufacture of red blood cells b. protection c. support d. synthesis of growth hormones

Answers

the answer for this is D

Dorothy works as a medicinal chemist in a pharmaceutical company. What could one of her assignments be? A. to test new X-ray equipment B. to develop new surgical techniques C. to design new software that helps in the research of new molecules D. to research molecules in spider venom for new pain medication

Answers

Answer:

Option (4).

Explanation:

Medicinal chemistry is an interdisciplinary science that include medicinal chemistry, pharmaceutical chemistry and chemistry. This interdisciplinary branch mainly focus on the synthesis, design and development of new drugs.

Dorothy is a medicinal chemist, she mainly focus on the new drug discovery in a pharmaceutical company. She can research the chemical molecule present in spider venom and discover a new drug for pain medication. The topic of new pain medication of snake venom can be her assignment.

Thus, the correct answer is option (D).

LESSON 5: bio 1A Cells and homeostasis

#1 which of the following are factors that both unicellular and multicellular organisms actively balance in order to achieve homeosis?

A.) size, shape, and mass

B.) texture, density, and flexibility

C.) wastes, nutrients, and water (CORRECT)

D.) sound, light, and temperature


#2. what would be the outcome of a unicellular organisms that can not maintain homeostasis?

A.) it dies (CORRECT)

B.) it divides

C.) it shrinks

D.) it grows larger

#3 which of the following statements are true?

A.) both unicellular and multicellular organisms are at risk of having too much water entering their cells if they are exposed to water containing no salts (CORRECT)

B.) only multicellular organisms have structures that enable them to regulate excess water entering their cells

C.) unicellular organisms can protect themselves against too much water uptake by closing their membrane channels that allows water transport

D.) unicellular organisms, but not multicellular organism, must deal with the movement of water by osmosis across their cell membranes

#4. how are cells in a multicellular organisms able to achieve homeostasis?

A.). they are uniform in function at work independently from one another

B.). they are specialized in function and work independently from one another

C.). they are uniform in function and work cooperatively with one another

D.) they are specialized in function and work cooperatively with one another (CORRECT)


1.) C
2.) A
3.) A
4.) D

i got a 4/4 a %100
hope this helps :)

Answers

Is this actually a question? Lol.
Answer#1 (C) Wastes, nutrients and water Explanation:  

It is the replacement of a section or one part of an insect or a different segmented animal by a composition composed of a different section, primarily through mutation. In evolutionary developmental biology, homeosis is the transmutation of an individual organ into another, resulting from a mutation or mis expression of several developmentally important genes, especially homeotic genes.

Answer#2 (A) It dies

Unicellular organisms are the once which carries only one cell. Homeostasis is the state organism requires to operate at highest productivity. If an organism does not preserve homeostasis, the organism will not be capable to perform at full ability. Living things react to stimuli that happen inside them.  


Answer#3(A) Both unicellular and multi-cellular organisms are at risk of having too much water entering their cells if they are exposed to water containing no salts.

The amount of salt in the center of the living cells is greater and so the water will flow from the medium which has no salt to the interior of the cell where there is salt, this process is called as osmosis. And as a result to this salt content is higher in both the cellular organism.


Answer#4 (C) They are specialized in function and work cooperatively with one another.

Cells are categorized according to their function so that they can interact with one another and work together. Similarly, the once that does not possess same functions are kept apart so that living process does not pauses or stops.  


The source of water for the Great Lakes was _______, which played a major role in forming the lakes during Earth's recent geologic past.
A.
erupting volcanoes
B.
stormy oceans
C.
manmade canals
D.
melting glaciers

Answers

The answers is D. melting glaciers

what type of substances diffuse most readily through a cell membrane

Answers

Soluable lipids, water, oxygen, and carbon dioxide.
Osmosis is the substance

What are the four main characteristics of a population

Answers

 1.   Population Size and Density: Total size is generally expressed as                the number of   individuals in a population

 2.  Population dispersion or spatial distribution

 3.  Age structure

 4.  Natality (birth rate)

 5.  Mortality (death rate)

question answered by

(jacemorris04)

A population can be defined as the total number of living organisms such as animals, plants and human beings that are living together in a geographical region or location, at a particular period of time.

Basically, the four (4) main characteristics of a population include the following:

Mortality (death) rate: it is the number of deaths per unit time by each individual that makes up a population.Natality (birth) rate: it is the rate of reproduction or birth per unit time by each individual that makes up a population.Population density (size): this is the size of any population with respect to some unit of space in a geographical region.Age distribution (structure): this describes the age groups that exist within a population and it is determined by growth rate.

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Human activities have altered many natural environments ________. Many lands are now fields where only one farm crop is grown, an example of a(n)_______.

A. Invasive species
B. Pollutants
C. Deforestation
D. Monoculture
E. Smog
F. O-Zone layer

Answers

Human activities have altered various natural environments around the planet. Various lands are now fields where only one farm crop is cultivated, is an example of monoculture farming.  

An agricultural method of growing or producing a single plant, crop, or a livestock species, breed, or a variety in a field of the farming system at a time is known as a monoculture. Hence, the correct answer is option D, that is, monoculture.  


if the markup is 20% and the selling price is $45.00, what is the initial price

Answers

[tex]\frac{45}{120}=\frac{x}{100}\\x=37.50[/tex]

Answer:

Given data:

markup = 20 %

selling price = $45.00

Initial price = ?

Solution:

As we now Selling price = 100% initial cost + 20% of initial cost

                                       $45.00   = 120%

                                           120% = $45.00

                                               1% = 45/120

                                                     = 0.375

                         100% initial cost = 0.375 * 100 = 37.5

                                               Initial cost = 37.5

select all that apply
select characteristics which taxonomists to might choose in constructing a plant classification.
A. leaf shape
B. Type of fruit
C. soil preference
D. cones or flowers
E. flower color

Answers

i think leaf shape and cones and flowers hope this helps.

How are these three genes related?
PLEASE HELP !!!! Will give brainlest +90 points

Answers

i believe its A and if im wrong im terribly sorry

The correct answer is C

As conditions change inside and outside the cell, the cell must adjust to maintain a stable internal environment. Which of the following is NOT an example of how cells maintain homeostasis?

A. The cell membrane regulates what enters and exits the cell.

B. The nucleus contains all the genetic information of the cell.

C. Lysosomes break down molecules to excrete from the cell.

D. A cell began to repair skin cells through the process of mitosis.

Answers

Final answer:

Among the options provided, the function of the nucleus containing the genetic information of the cell does not directly support homeostasis. Cellular activities like selective permeability of the cell membrane, waste breakdown by lysosomes, and cell repair through mitosis help maintain internal stability.

Explanation:

Homeostasis in a cell refers to the maintenance of a stable internal environment within a cell regardless of changes in internal or external conditions. Answer choice B, 'The nucleus contains all the genetic information of the cell', does not provide an example of a cell maintaining homeostasis. While it's true the nucleus contains all the genetic information of a cell, this function does not directly aid in the adjustment of the cell to maintain homeostasis.

On the other hand, options A, C, and D all involve activities that help cells maintain internal stability despite changing conditions. The cell membrane controls the movement of substances in and out of the cell, lysosomes break down waste materials, and cells repair themselves through mitosis—all of which contribute to homeostasis.

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Solve the equation 9k2 – 6k = 11 by completing the square.

Answers

The answer to 9k2 – 6k = 11 is k = 11/12. Though, I'm not sure by the square part.

Here's the decimal form: k=0.91667

Steps:

Multiply the numbers. (9*2)

Add similar elements. (18k - 6k = 11)

Divide both sides by 12.

Simplify.

-

Hope this helped!

Answer:

The solutions of the given equation are [tex]k=\frac{1}{3}+\frac{2}{\sqrt{3}}[/tex] and [tex]k=\frac{1}{3}-\frac{2}{\sqrt{3}}[/tex].

Explanation:

The given equation is

[tex]9k^2-6k=11[/tex]

Divide both sides by 9.

[tex]k^2-\frac{2}{3}k=\frac{11}{9}[/tex]

If an expression is [tex]x^2+bx[/tex] then we need to add [tex](\frac{b}{2})^2[/tex] in the expression to make it perfect square.

In the above equation [tex]b=\frac{2}{3}[/tex], so add [tex](\frac{1}{3})^2[/tex] on both the sides.

[tex]k^2-\frac{2}{3}k+(\frac{1}{3})^2=\frac{11}{9}+(\frac{1}{3})^2[/tex]

[tex](k-\frac{1}{3})^2=\frac{11}{9}+\frac{1}{9}[/tex]

[tex](k-\frac{1}{3})^2=\frac{12}{9}[/tex]

[tex](k-\frac{1}{3})^2=\frac{4}{3}[/tex]

Taking square root both the sides.

[tex]k-\frac{1}{3}=\pm \sqrt{\frac{4}{3}}[/tex]

Add 1/3 on both the sides.

[tex]k=\frac{1}{3}\pm \frac{2}{\sqrt{3}}[/tex]

Therefore the solutions of the given equation are [tex]k=\frac{1}{3}+\frac{2}{\sqrt{3}}[/tex] and [tex]k=\frac{1}{3}-\frac{2}{\sqrt{3}}[/tex].

The six icons shown here are part of a model for understanding global change. What does the set of icons represent in the model?
A. human inputs to the global energy budget

B. human causes of changes to global systems

C. human activities that are independent of global change

D. the effects on human society of changes to global systems

Answers

i think b cuz humans change the planet a lot


Final answer:

The set of icons in the model represent human inputs to the global energy budget.

Explanation:

The set of icons in the model represent human inputs to the global energy budget. These icons show the various ways in which human activities impact the global energy balance. They represent the different sources of energy, such as fossil fuels and renewable energy, and how these sources are used and consumed by human society.



For example, one icon might represent the burning of fossil fuels for transportation, which releases greenhouse gases and contributes to climate change. Another icon might represent the use of renewable energy sources like solar or wind power, which can help reduce carbon emissions.



Overall, these icons illustrate how human actions can affect the global energy system and contribute to global change.

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Which best explains the surface tension of water

Answers

"Cohesion" is the one among the following choices given in the question that best explains the surface tension of water.


I hope that this is the answer that has actually come to your great help.


Please mark this as the brainiest answer

the surface tension of water is 72 dynes/cm at 25°C. It would take a force of 72 dunes to break a surface film of water 1 cm long. The surface tension of water decreases as the temperature decreases. The surface tension arises from the polar nature of the water molecule. Hope this helps!

I wonder if the number of books I read will help me get smarter?

Answers

It should...the more you practice the better youll get!


Uhh, depends on what books you read there
If you read biology based books then you'll learn something..
compared to reading a comic book for superheros than you don't have as much knowledge

Help!!!!!!!!!! What happens when a substance undergoes a chemical change?

Answers

atoms rearrange to form new substances. So basically when two substances are chemically bined together there is no going back.

what is the study of geology an meterology

Answers

Geology is the study of the earth and meteorology is the study of the earths atmosphere

The study of weather is called meteorology, option B.

This field involves understanding the atmosphere, atmospheric phenomena, and their effects on Earth's weather. Meteorologists seek to interpret and predict weather patterns using data from air pressure, temperature, and other variables, which are compiled, modeled, and analyzed in weather centers worldwide.

The predictions they make are crucial in saving lives and benefiting economies. For instance, decisions on when to plant crops or ensure the safety of sea voyages heavily rely on accurate weather forecasts.

Meteorology is further extended into atmospheric science and climatology. While meteorology focuses on short-term weather changes, climatology examines climate patterns over longer periods. Atmospheric science encompasses both meteorology and climatology, along with other related disciplines.

complete question:

What is the study of weather is called?

a. biology

b. meteorology

c. geology

what kind of bond forms between oxygen and hydrogen in a single water molecule?

Answers

The bond that forms between oxygen and hydrogen in a single water molecule is a: Covalent bond

Therefore, option 1 is correct

- A covalent bond involves the sharing of electron pairs between atoms, resulting in the formation of a stable molecule.

- In a water molecule (H2O), each hydrogen atom shares its electron with the oxygen atom, forming two covalent bonds.

- These shared electrons create a stable arrangement, allowing the water molecule to maintain its structure and properties.

- Covalent bonds are formed through the sharing of electron pairs between atoms.

- In a water molecule (H2O), each hydrogen atom shares its single electron with the oxygen atom.

- Oxygen has six valence electrons and can share two pairs of electrons, allowing it to form two covalent bonds with the two hydrogen atoms.

- This sharing of electrons results in a stable arrangement where each hydrogen atom has a full outer shell (two electrons), and oxygen has a full outer shell (eight electrons).

- Covalent bonds are strong and hold the atoms together to form molecules like water.

The complete Question is given below:

The bond that forms between oxygen and hydrogen in a single water molecule is a:

1) Covalent bond

2) Ionic bond

3) Hydrogen bond

4) Polar bond

Sorry about the blurry picture but I need help

Answers

You can rule out D, I think it may be B because in the question it mentions functional levels and the rest seem to be unlikely

Weasels eat arctic hares. Which is the predator

Answers

Weasels are the predators

The predator Is The Weasel, this is because Arctic Hares Are Prey, A Prey is an an animal that is hunted and killed by another for food, and a Weasel is an animal that naturally preys on others.

who Proposed a theory of gravity

Answers

Isaac Newton published a comprehensive theory of gravity in 1687. Though others had thought about it before him, Newton was the first to create a theory that applied to all objects, large and small, using mathematics that was ahead of its time.

Why does the earth have more gravitation pull than the moon

Answers

Because Earth has a bigger mass.
Because the earth has more mass and that has gravitational pull affected more on earth.

rocks at the earths surface break down or____into snaller pieces called____

Answers

The blanks are weathering  so that's your answer

What type of statement would the following be considered? "I'm not a Math person because I'm not smart enough."

Growth Mindset


Fixed Mindset

Answers

Fixed. Someone with a growth mindset would say something like, “I need to practice my math skills in order to be a math person.”

The correct answer is a fixed mindset.  

In a fixed mindset, the individuals consider that their qualities are fixed and thus, cannot get modified. These individuals document their talents and intelligence in spite of being working to improve and develop them. They also consider that talent in solitary results in success, and effort is not needed.  

On the other hand, in a growth mindset, the individuals exhibit an underlying belief that their intelligence and learning can develop with experience and time. In this kind of mindset, the individuals realize that their effort can have an influence on their success, and thus, they put in extra time, resulting in higher achievement.  


A fungus colonizes the meadow and kills most of its vegetation. What is most likely to happen to the populations of herbivores and carnivores in the ecosystem?

Answers

While most carnivores hunt and kill their prey, scavengers usually consume ... Herbivores, or organisms that consume plants and other autotrophs, are the second trophic level. ... They keep an ecosystem free of the bodies of dead animals.

Answer:

-The populations of herbivores and carnivores will decline because less chemical energy will be stored in the ecosystem.

Explanation:

Plato/Edmentum

The production of a single type of spore is a characteristic of the life cycles of

Answers

Mosses and most ferns.

Hope this helps!

Which measurement do geologists use to find the absolute age of once-living things?
amount of decayed daughter elements
total number of half-lives for the element potassium
age of ancient rocks located near the remains
amount of carbon-14 and nitrogen-14 in the remains

Answers

Answer;

amount of decayed daughter elements

Explanation;Absolute age is the age of a rock in years. Absolute age is found by measuring the amount of certain radioactive elements in the rock.During the formation of rock, small amounts of radioactive elements is normally included. As the time passes, the parent radioactive elements undergo decay at a regular rate into non-radioactive daughter elements. By measuring the rate at which a parent element decays and then the ratio of parent element to daughter element in the rock the age of rock in years can be found.

Answer:

A. amount of decayed daughter elements

Explanation:

Edge quiz

What is the name for subatomic particle in an atom that has no charge

Answers

The answer is ⇨ Neutron

Because Protons have a positive charge and Electrons have a negative charge!

There you go! I really hope this helped, if there’s anything just let me know! ☻
Answer:

Neutrons

Explanation:

A neutron is a subatomic particle found in the nucleus of every atom except that of simple hydrogen. The particle derives its name from the fact that it has no electrical charge; it is neutral. Neutrons are extremely dense.

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