Which of these is the function of the large central vacuole?
Reproduction of the cell
Production of ATP
storage
Energy production
How do I write a hypothesis in "If...then..." format?
Research question: "What vegetation type supports the highest abundance of life"
My answer is the savannah/woodland
Answer:
If I were you, I would make my hypothesis something like:
"If the vegetation type is a savannah/woodland, then it will support the highest abundance of life."
Explanation:
I know that hypothesis can be tricky to write at first, but if you turn the research question into a sentence, then you can write your hypothesis. Best of luck with your experiment.
Hope this helps! Feel free to give me Brainliest if you feel this helped. :)
Including Alaska and Hawaii, which additional biomes are found in the United States?
Answer:
Temperate grassland, desert, temperate woodland, and shrubland, northwestern coniferous forest and temperate forest.
Explanation:
Answer:Temperate grassland, desert, temperate woodland, and shrubland, northwestern coniferous forest and temperate forest.
Explanation:
I need help with this
Answer:
So...
Explanation:
As well as carbohydrates, lipids also contain carbon, hydrogen and oxygen (since they have a hydrocarbon chain and glycerol backbone)
Proteins can also contain nitrogen atoms (amino acids); proteins also have an 'R' group; proteins also are folded structures
The nitrogen, phosphate groups, carbon rings are component phospho(lipids)
Lipids also have fatty acid chains and glycerol
Hope that helps! x
A large bar of solid gold is melted into liquid. The liquid is then poured into
molds to make a number of gold coins. Was this a chemical or physical
change? Explain.
Chemical, because the gold turned into something new and is no longer gold.
Physical, because the gold changed size and shape, but is still gold.
Answer:
It is physical, the gold is still gold and there has not been any chemical change. Melting, boiling, freezing, etc. are physical changes.
In the diagram, which represents a catalyst?
Answer:
where is the diagram???
Answer:
This is the diagram to the question
Explanation:
what is the process of transferring sea water to fresh water?
Answer:
Desalination
Explanation:
desalination is a technique where the excess salt are removed from salt water or brackish water.
Which of the following are chemical reactions? Check all that apply
A. Pouring chocolate sauce into milk to make chocolate milk
B. Making caramel sauce
C. Getting a suntan
D. Mixing oil and vinegar to make salad dressing
Answer:
b and c
Explanation:
In b you'll be mixing and heating up the sauce creating a new compound from older components and in c, the ultraviolet lights will change your skin cells.
Answer:
B AND C
Explanation:
Becky is experiencing chronic pain from a medical condition that cannot be treated. In order to minimize the long-term emotional response to her pain, she would choose a modification of her a. Parietal cortex. b. Prefrontal cortex. c. Primary somatosensory cortex. d. Dorsal lateral thalamus. e. Posterior cingulate cortex
Answer:
b. Prefrontal cortex.
Explanation:
The prefrontal cortex is the cerebral cortex that covers the frontal lobe in the brain. The prefrontal cortex plays important roles in pain processing, as well as in pain modulation. In addition, this brain area is connected to other brain regions including the hippocampus, thalamus, amygdala, and further areas of the cerebral neocortex. It has been shown that changes in gene expression patterns, glial cells, neurotransmitters and inflammatory processes are triggered in the prefrontal cortex during both acute and chronic pain, and these alterations are able to modify its functioning, structure, and connectivity.
Nucleic Acids are 1 of the 4 types of Biomolecules - - the others being Proteins, Carbohydrates and Lipids.
True
False
Answer:
True.
Explanation:
The four major types of biomolecules are carbohydrates, lipids, nucleic acids, and proteins. Portion of polynucleotide chain of deoxyribonucleic acid (DNA).
Coffee is an example of a
Answer:
Hey mate.....
Explanation:
Coffee can be an example of Beverage.....
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The coffee, or rather the coffee beans, are crop that can be considered as a luxury crop. The reason why it can be considered as luxury crop is that it is not a crop that is needed for food, or satisfying the basic needs of the humans.
Explain how to focus a microscope using the high power lens. Include any safety issues you need to be aware Answer
Answer:
Include any safety issues you need to be aware of. Answer: To focus a microscope using the high-power lens you have to use the focus adjustment knob but be careful because if you crank down too hard, you can damage the microscope and the slide.
Explanation:
Look through the eyepiece (1) and move the focus knob until the image comes into focus. Adjust the condenser (7) and light intensity for the greatest amount of light. Move the microscope slide around until the sample is in the centre of the field of view (what you see).You must be very careful when using the high power lenses so you do not jam them into the slide. Ocular Lens - The ocular lens, or eyepiece, magnifies the image.
Someone can please describe what happens to the valence electrons when two elements form an ionic compound?
Answer:
ionic bond / electrovalent bond.
electrostatic attractions between oppositely charged ions .
eg: NaCl.
Na - 2, 8 ,1 Na^+ 2, 8
Cl - 2, 8 ,7 Cl^- 2 , 8, 8
Na^+ + Cl^- gives Na^+Cl^-
sodium loses one electron to attain nearest noble gas configuration.
Chlorine gain one electron from sodium to attain nearest noble gas configuration .
9.. Water enters the atmosphere as water vapor when liquid water ______
on Earth's surface. (12 points!!) i will give a brainliest and a like. please reply fast!!)
describe the role of soil organisms in soil structure and development
Answer:
One of the most important roles of soil organisms is breaking up the complex substances in decaying plants and animals so that they can be used again by living plants. This involves soil organisms as catalysts in a number of natural cycles, among the most prominent being the carbon, nitrogen, and sulfur cycles.
Explanation:
What is agricultural monoculture and why is that bad for crops?
A chemical bond formed when two atoms share electrons is called a(n) _____ bond
(A)polyatomic
(B)crystal
(C)covalent
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How does the ratio of H to O atoms in starch compare with the ratio in double sugars?
Answer:
The answer is "2:1".
Explanation:
The formula of the Starch is = [tex](C_6H_{10}O_5)n[/tex]
The ratio of Hydrogen (H) and oxygen (O) is= 2:1.
The ratio of Hydrogen (H) and oxygen (O) in all carbohydrates (starch and sugar included) are 2:1.
The main components of the plasma membrane contain hydrophobic and hydrophilic regions that give the membrane selective permeability. Which of the following is the
main component that creates the hydrophobic and hydrophilic regions? (3 points)
a. Cholesterol molecules creating membrane fluidity
b. Carbohydrates for cell recognition
c. Glycolipids containing hydrophobic lipid portion
d. Phospholipids containing hydrophobic fatty acids tails
Answer:
The main components that creates the hydrophobic and hydrophilic regions of the plasma membrane are phospholipids containing hydrophobic fatty acids tails.
Explanation:
Phospholipids are the main component of the cell membrane —lipid bilayer— and responsible for its selective permeability. Each phospholipid is composed of one glycerol molecule, which forms the head, and two fatty acid tails, plus one phosphate molecule.
In the lipid bilayer, the phospholipid heads are oriented towards the surface, while the tails are located inside, allowing interaction with both polar and apolar molecules.
The hydrophilic regions of the membranes are in contact with the liquids of the extracellular and intracellular spaces, while the hydrophobic region is inside the membrane, limiting the passage of polar molecules or ions.
The other options are not correct because:
a. Cholesterol molecules are part of the membrane, but are not responsible for the hydrophobic and hydrophilic regions.
b. Carbohydrates for cell recognition do not determine membrane permeability.
c. Glycolipids, like integral proteins, are part of the membrane, but do not determine the polarity of the regions.
Question 10 of 10 Which molecule is used up in photosynthesis?
A. Carbon dioxide
B. Sugar
C. Oxygen
D. Nitrogen
Answer:
A Carbon Dioxide ( CO2)
Explanation:
During the process of photosynthesis, cells use carbon dioxide and energy from the Sun to make sugar molecules and oxygen. ... Then, via respiration processes, cells use oxygen and glucose to synthesize energy-rich carrier molecules, such as ATP, and carbon dioxide is produced as a waste product.
Which of the following is an example of maintaining homeostasis?
Answer:
Explanation:
Humans' internal body temperature is a great example of homeostasis. ... That's an example of homeostasis being maintained. When you get shivery in the cold, or sweat in the summer, that's your body trying to maintain homeostasis. Glucose is the most basic form of sugar, and the only type the body can use directly.
Answer:
c
Explanation:
it saws that warming up and cooling down is a part of homeostasis.
The basic building block of all matter and the smallest unit of matter is
Atom b. Matter c. atomic number d. molecule
a.
If you cut a tree trunk into pieces, the resulting pieces and dust add up to the same mass as the original trunk. This is a demonstration of
Answer:
The law of conservation of mass
Explanation:
The Law of Conservation of Mass dates from Antoine Lavoisier's 1789 discovery that mass is neither created nor destroyed in chemical reactions. In other words, the mass of any one element at the beginning of a reaction will equal the mass of that element at the end of the reaction.
according to_ theroy life is orginated as lifeless matter
options
a)biogenesis b) abiogenesis
c)cosmie. d)special creation
B) abiogenesis
Abiogenesis is one of the modern evolutionary theories on how life originated. It used to refer to the now-discredited hypothesis of spontaneous generation. It was once believed that complex living organisms such as mice, maggots, etc. could arise spontaneously from nonliving matter.
What conditions would you look for
if you were looking for life on moons or other
planets besides Earth?
!!EASY ANSWER PLEASE!!
Answer:
You would look for water air living life forms and suitable places to live on the planet you would also look for oxygen so living life forms can breath, and lastly see if you can grow food or if food can stay on that planet.
Explanation:
This is how a life forms stays alive
What phrase best describes the process shown
it best describes about this is what it is called and where it should go next
What does a high population density indicate?
O The area is being overfished.
O The species is likely to face extinction.
O There is no other place for that species to live.
O Food supply is high and the number of predators low.
Answer:
O Food supply is high and the number of predators low.
Explanation:
Population density is defined as the population living in per square mile/km.
High population density indicate that the people living in an area have high food supply and the number of predators low. Predators are responsible to control the population but due to high food supply and low predators, there will be no control in the population and no control in the feeding behavior of the population that leads to High population density.
Hence, the correct option is "Food supply is high and the number of predators low."
Answer:
D; Food supply is high and the number of predators low.
Explanation:
How is the current trend of climate change different from previous cycles?
A. The temperatures are dropping more quickly.
B. The temperatures are changing more slowly.
C. The temperatures are much higher.
D. The temperatures are not changing as much
Here you go :)
The speed of the current climate change is faster than most of the past events, making it more difficult for human societies and the natural world to adapt. Climate change = more heat
So, the answer is C
________
Answered by James
Are Viruses Alive? Venn Diagram
Directions: Use the word bank provided to complete the Venn diagram below. Then complete the exercise
below.
Word Bank
Capsid
Cell Membrane
Nucleus
Evolve
RNA
Cell organelles
Envelope
Heredity
Homeostasis
DNA
Ribosomes
Develop
Cell
Virus
Answer:
Viruses are not alive
Explanation:
Viruses are acellular structures capable of performing some biological functions.
What are viruses?Viruses are parasitic structures made of an outer protein capsid and genetic material which are able to replicate in a living cell and thus cause infection in the cell.
Viruses hijack the replicative machinery of the host to produce copies of its own genetic material. A single infected cell is capable of producing thousands of viruses.
The virus only injects the nucleic acid inside the target cell, the envelope and capsid are left outside. The hijacked genetic machinery of the host produces further copies of the nucleic acid, capsid and envelope.
These structures are assembled to give rise to new viruses.
If a large number of viruses are synthesized rapidly, it results in cell lysis. This type of infection is called the lytic cycle.
If the virus genome incorporates with the host genome, it is present there silently and being replicated. Upon receiving an activation signal lytic cycle is activated. It is called the lysogenic cycle
Therefore, viruses are acellular structures capable of performing some biological functions.
Read more about viruses, here
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Fill in the blank.
Most earthquakes take place along tectonic plate _____________.
Answer:
Most earthquakes take place along tectonic plate edges and along faults.