Answer:
tropical forests must be cleared to plant oil palms.
Explanation:
Renewable energy is also known as clean energy and it can be defined as a type of energy that are generated through natural sources or technology-based processes that are replenished constantly. Some examples of these natural sources are water (hydropower), wind (wind energy), sun (solar power), geothermal, biomass, waves etc.
Basically, a renewable energy source is sustainable and as such can not be exhausted.
Non-renewable energy refer to a type of energy that is generated through artificial sources or that cannot be replenished. It includes coal, natural gas, fossil fuels, petroleum
Many environmental advocates believe that biofuel made from palm oil is not an appropriate replacement for fossil fuels such as petroleum because tropical forests must be cleared to plant oil palms. Palm fruits are region selective plants and as such wouldn't didn't thrive in regions other than tropical forests.
Which cell replicates via meiosis?(1 point)
sperm cell
heart cell
skin cell
red blood cell
thanks!!
Answer:
Sperm cell
Explanation:
Because it is a reproductive cell and in one of the stages of foetus growth is meiosis so this cell undergoes meiosis to pass that stage
Meiosis is the process by which cells divide into four haploid daughter cells.Sperms are the cells that replicates via meiosis. Option A is correct.
Meiosis:
It is the process by which cells divide into four haploid daughter cells.
The daughter cells contains half of its parents chromosomes.The daughter cells are genetically different from the parent cells.It is occur in the germ cells of the organisms to produce gametes like sperm and ovum.Therefore, sperms are the cells that replicates via meiosis.
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Can somebody please answer this quickly?pleaseeee
Answer:
C I HOPE THIS HELPS I mean it
Explanation:
When the humidity (amount of water vapor) increases, the air pressure decreases or increases
Answer:
decreases :)
Explanation:
How do volcanic mountains form?
Answer:
Volcanic mountains form when molten rock from deep inside the Earth erupts through the crust and piles up on itself.
Explanation:
Answer:
Volcanic mountains form when molten rock from deep inside the Earth erupts through the crust and piles up on itself. The islands of Hawaii were formed by undersea volcanoes, and the islands seen above water today are the remaining volcano tops. Well-known volcanoes on land include Mount St.
PLEASE HELP!!
Why is the ozone layer important to living organisms on Earth?
helps remove harmful nitrogen and sulfur compounds from the atmosphere
helps filter infrared radiation harmful to plants and animals
helps filter out ultraviolet radiation harmful to plants and animals
provides protection from solar radiation that warms the atmosphere
Answer:
helps filter out ultraviolet radiation harmful to plants and animals
Which is the best example of a response to an external stimulus?
A.drinking water after a long run
B.avoiding the sun by looking for food at night
C.a hungry bear hunting for food
D.falling asleep in the treetops of a forest
Answer:
A
Explanation:
Only eukaryotic cells are capable of photosynthesis, because photosynthesis requires chloroplasts.
true
false
A cold, dry air mass collides with a warm, humid air mass over the land. The warm air mass is forced upward quickly. As the air rises, it cools and condenses. What type of weather phenomena is forming?
A.
a hurricane
B.
a tsunami
C.
a thunderstorm
D.
a flood
Explain what natural selection is.
Will mark brainliest
Answer:
the process when whereby organism better adapted to their tend to survive and produce more offspring
Answer:
The process in which animals adapt to the circumstances of the inhabited environment in order to survive.
Explanation:
In order for animals to survive, they must adapt and find ways to evade potential predators. This is why animals evolve and diverge from there original physical state in order to survive.
Which results from the interaction of solar weather on Earth's magnetic field? Select the two correct answers.
A. geomagnetic storms
B. auroras
C. radiation belts
D. solar wind
Answer:
A & C
Explanation:
In short terms, A & C are the only answers that have anything to do with the magnetic field. Solar wind is part of solar weather, and is involved in the creation of the other three answers. Auroras are formed through the interaction of solar wind and the oxygen & nitrogen in Earth's atmosphere.
The geomagnetic storms and auroras are the results from the interaction of solar weather on Earth's magnetic field. The correct options are A and B.
What are solar weathers?Solar or space weather refers to actions that take place on the Sun's surface.
These reactions usually have different effects on our planet, owing primarily to the Earth's magnetic field, which acts as a shield for the planet.
A geomagnetic storm happens when the solar radiation collides with the Earth's electromagnetic field, causing disruptions in the magnetosphere.
The interaction of loaded solar particles and the land based electromagnetic field produces an aurora, which is a luminescent formation.
The solar wind transports these particles to the terrestrial electromagnetic field, in which they are shown in various colors depending on the type of particle.
Thus, the correct options are A and B.
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What are the two cell division processes called?
A mitsis and meisis
B RNA and DNA
C diploid and haploid
D mitosis and meiosis
Answer:
D. mitosis and meiosis
Explanation:
mitosis is a process whereby one cell makes an identical copy of it self and give rise to two cells that are genetically identical. meiosis produces four cells that have half the number of chromosomes of the cell and are generally different from the parent cell HOPE THIS HELPS YOU AND MAKES IT CLEARLY
Write a paragraph (at least 5 complete sentences) about the positive experiences during your Spring Break 2021.
Can you relate any of your time well spent to science?
Try to use two of these words in your paragraph:
Allele
Antibody
Artery
Bacteria
Bronchus
Cell Cycle
Cell Membrane
Chromosomes
Cytoplasm
DNA
Enzyme
Esophagus
Evolution
Fossil
Genotype
Homeostasis
Independent Variable
Kidney
Larynx
Mitosis
Nucleus
Answer:
your gonna have to use your own resources (memory etc.) to tell about your spring break... think about anything you saw or did or whatever including these terms:)
When a system transforms energy from one type to another, the system always experiences
A
energy loss through heat.
B
energy gain through light.
C
mass gain through nuclear reaction.
D
mass loss through chemical reaction.
Answer:
A energy loss through heat
When a system transforms energy from one type to another, the system always experiences energy loss through heat. So the correct option is A.
What is meant by energy loss?Energy is lost when it is changed from one form to another, transported from one location to another, or transferred from one system to another. As a result, part of the energy intake gets transformed into an amorphous form of energy, such as heat, when energy is transformed into a new form.
Functionally, unless one is purposefully converting energy into heat, it is nearly hard to convert all of the energy input into the output energy (like in a heater).
The energy that enters power lines always outweighs the energy that exits at the opposite end of the power lines whenever electrical energy is transferred by power lines.
Processes are never 100% efficient because of energy losses.
As it travels, energy changes significantly and assumes a variety of forms. Every conversion it passes through results in some sort of energy "loss."
Even if this energy doesn't truly vanish, part of it changes into forms that we can't utilize or don't want to use. Therefore the correct option is A.
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help please will give brainliest to anyone who is good at
Answer:
The way to figure this this type of question out is card by card. So the first card in the second hand is 2 in 52 (It can match either of the cards in the previous hand). × 1 in 51 ( it has to match the card that was not matched by the first card and there are 51 choises left). So 2 in 52 = 1 in 26 x 1 in 51 = 1 in 26 x 51 = 1 in 1326
Explanation:
Hope this helps! Remember to reword it incase your teacher checks for plagiarism! I recommend Quillbot to help!
- Eijiro <3
How do the characteristics of an organism contribute to their survival?
A human disease termed cardioencephalomyopathy results from a genetic change in the normal function of mitochondria. Babies who are born with the disease generally die from it. Scientists who study this disease using a bacterium known as Paracoccus denitrificans. Scientists were able to produce the same change in the bacterium’s genes that they found in the mitochondria of their human patients.
What is the BEST explanation for why scientists can use a bacterium to study this human disease?
A
Bacterial genes are very similar in structure to human genes.
B
Bacteria can be used as a model to study more complex cells.
C
The genes and chemical pathways found in bacteria are similar to those in human mitochondria.
D
The eukaryotic cells of humans share many characteristics with bacterial cells, including single stranded DNA.
The eukaryotic cells of humans share many characteristics with bacterial cells, including single stranded DNA. Thus option D is correct.
what is the structure of DNA ?DNA is referred as deoxy ribo nucleic acid, which is a nucleic acid, with a left handed double helical structure, are the basic unit of every living cell
It carry all genetic material responsible for expression of a character of an living organism; It is made up of nitrogenous base, sugar mainly pentose sugar and phosphate.
Nitrogenous base are purine and pyrimidine such as adenine, guanine, thiamine, cytosine; Adenine can pair with thiamine by two hydrogen bond where as cytosine can pair with guanine by three hydrogen bond.
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Please help me!!!!!!!!!!!!
Answer:
third one because it has all steps of the food chain
What is the final electron acceptor for photosynthesis?
NADH
0
NADPH
ATP
How do weathering and erosion work together to change or build landforms
Answer:
Erosion is another geological process that creates landforms. When mechanical and chemical weathering breaks up materials on the Earth's surface, erosion can move them to new locations. For example, wind, water or ice can create a valley by removing material. Plateaus can also be formed this way.
Explanation:
What are the causes of variations ? please explain thi also
Answer:
variation can be caused by mutation and other things
Explanation:
A mutation is a change that occurs in our DNA sequence, either due to mistakes when the DNA is copied or as the result of environmental factors such as UV light or cigerette smoke
➜ Following are the causes of variations:
Dual percentage: Offsprings inherit some features from mother and some from father. Hence no offspring will exactly resemble to either of the parent or each other.Mutation in gene or chromosomal pattern also causes variations.Human Immunodeficiency Virus (HIV) is a virus that infects (and destroys) Helper T Cells. As a result, people who are HIV+ generally have a low number of these T Cells. How would the dramatic decrease in Helper T Cells caused by HIV affect a person’s immune response? Be specific using details from what you learned about the immune response.
Answer:
HIV invades various immune cells (e.g., CD4+ T cells and monocytes) resulting in a decline in CD4+ T cell numbers below the critical level, and loss of cell-mediated immunity − therefore, the body becomes progressively more susceptible to opportunistic infections and cancer.
HIV infects and deletes CD4+ T cells that normally coordinate the adaptive T- and B-cell response to defend against intracellular pathogens. The immune defect is immediate and profound: At the time of acute infection with an AIDS virus, typically more than half of the gut-associated CD4+ T cells are depleted, leaving a damaged immune system to contend with a life-long infection.
WILL MARL BRAINLIEST IF ANSWERED CORRECTLY. PLEASE HELP!!!!! Which statement describes the differences van Neil discovered between how
purple sulfur bacteria perform photosynthesis and how other organisms
perform photosynthesis?
A. Purple sulfur bacteria use sulfur instead of water, do not require
light, and release hydrogen sulfide.
B. Purple sulfur bacteria use hydrogen sulfide instead of water, do
not produce oxygen, and release sulfur.
C. Purple sulfur bacteria use sulfur instead of water, do not produce
oxygen, and release hydrogen sulfide.
D. Purple sulfur bacteria use hydrogen sulfide instead of water, do
not require light, and release sulfur.
Answer:C
Explanation:
i took the test
Which structure is found most likely in green plant cells but not in animal cells?
A. Large vesicle
B. Mitochrondrion
C. Cell membrane
D. Nucleus
The insertion of a therapeutic gene into chromosomes at a site near a proto-oncogene unexpectedly caused which
disease in boys with an X-linked genetic disorder?
Autoimmune diseases
Fungal diseases
Leukemia
Alzheimer's disease
AIDS
Answer:
Identify speciment A without reason
According to its location on the periodic table, sodium can be described as
A an alkaline-earth metal.
B a transition metal.
C an alkali metal.
D a metalloid.
HELP ME
I NEED THIS FOR NOW
I WILL GIVE YOU BRAINLIEST
Answer:
1) As soon as the paper cuts into the cells of your skin, your body springs into action. First, blood cells called platelets join together at the paper cut and form a clot to stop the bleeding.
The process is called Blood clotting.
2) The cell that are made will have the same same amount of DNA/chromosomes.
3) Chromosomes come in pairs. Normally, each cell in the human body has 23 pairs of chromosomes (46 total chromosomes). Half come from the mother; the other half come from the father. Two of the chromosomes (the X and the Y chromosome) determine your sex as male or female when you are born.
Complete the chart. Thymine _____, Guanine ____.
Answer: 27, 23
Explanation: Thymine goes with Adenine and together they equal 50 so Thymine would be 27 because Adenine is 23. Same with Cytosine and Guanine. They go together and equal 50 so Guanine would be 23 because Cytosine is 27. Hope this helps!
I need an answer for Question 4 please:)
Answer:
c
Explanation:
mRNA is basically the same except it has U instead of T
Answer:
option C is correct answer
hope it helps
Which of the following genotypes result in both having the same phenotype?
Will give brainliest only answer if you know it!
The immune response consists of different components playing their role for a common goal: to rid the body of a pathogen. Create an analogy that helps explain the roles of the responses of the immune system and describe the relationship between the responses.
Answer:
In a primary immune response, naive B cells are stimulated by antigen, become activated, and differentiate into antibody-secreting cells that produce antibodies specific for the eliciting antigen.
A secondary immune response is elicited when the same antigen stimulates memory B cells, leading to the production of greater quantities of specific antibodies that are produced in the primary response
Answer:
In a primary immune response, naïve B cells are stimulated by antigen, become activated, and differentiate into antibody-secreting cells that produce antibodies specific for the eliciting antigen.
A secondary immune response is elicited when the same antigen stimulates memory B cells, leading to the production of greater quantities of specific antibodies that are produced in the primary response.