Answer:
C. Wetlands have lower oxygen levels than rivers or lakes
Explanation:
Wetlands are also known as coastal regions. It is characterized by a vegetation that is flooded by water for most part of the year, if not all. Since water content of the soil is high, the oxygen content is very low.
Wetlands include marshes, swamps etc. and can harbor plant species adapted to the anoxic (lack of sufficient oxygen) state. Based on this, wetlands are said to have a lower oxygen levels than rivers or lakes.
Answer:Wetlands have lower oxygen levels than rivers or lakes.
Explanation: i took the test
Summarize the functions of the vertebral column
Answer:
function of vertebral columnExplanation:
The major function of a vertebral column is to protext the spinal cord,it also provides stiffening for the body and attachment for the pectoral and pelvic girdle and many muscles. In human an additional function is to transmit body weight in walking and standing.
Why are the leaves important to a plant?
A. They take in oxygen
B. They remove water out of the atmosphere
C. Contain chloroplast that perform photosynthesis
photosynthesis is important to living things because it is A.the foundation of most food chains . B.
Answer:
A.the foundation of most food chains
Explanation:
It is the only organism which is a source in the ecosystem.
HELPPPP, ASAPPP THEY ONLY GAVE ME A FEW MINUTES TO COMPLETE!!
Discuss the benefits and drawbacks of
using solar energy and wind energy.
Answer:
hmm I'd say something like "Solar and Wind energy systems are renewable sources and ultimately are healthier for the planet, the drawback is that other resources (i.e oil and coal) tend to be cheaper"
Answer:
Solar Energy:-Benefits-
Solar power is completely cleanIt produces no air pollution, no water pollution, no greenhouse gas effects and carbon - free alsoNo harmful emissions are released when electricity is being produced by solar panels.It also reduces the need for finite resources.Drawbacks-
Solar Energy Storage Is ExpensiveUses a Lot of SpaceIts Weather-Dependent, slthough solar energy can still be collected during cloudy and rainy days, the efficiency of the solar system drops.Initial cost of purchasing a solar system is fairly high.Wind Energy:-Benefits-
Wind is a domestic source of energyIt's a clean fuel sourceIt's sustainable and causes no harmful emissions. Wind energy is a green energy source and does not cause pollution.Drawbacks-
Wind turbines are prone to noise disturbances.The wind is inconsistentWind turbines involve high upfront capital investment.Installation can take up a significant portion of land.Help Pls, realllly important! Absurd answers will be reported •_•
I’ll put picture below ;D
Which of the following best explains the speed at which these planets orbit the Sun?
Thanks! <3
Answer: Imma be honest I think it's the 2nd one
Explanation:
Answer:
option b
Explanation:
have a great dayyyyy
The DVD experiment worked to prove that spontaneous generation:
A. Can cause bacterial growth.
B. occurs when using peptide a mixture.
C. does not cause bacterial growth.
D. Cannot occur when an auto clave is used.
The DVD experiment is not found here but the idea of spontaneous generation is wrong and therefore does not cause bacterial growth (Option C).
What is spontaneous generation?Spontaneous generation is an erroneous idea form the past indicating that organisms can emerge without previous life.
This idea was refuted by the experiment of L. Pasteur who showed spontaneous generation does not occur.
In conclusion, the DVD experiment is not found here but the idea of spontaneous generation is wrong and therefore does not cause bacterial growth.
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please answer this for me
Which is the best way to describe the biodiversity of an area?
Answer:
The best way to describe of biodiversity in a area is a grassland with a wide variety of organisms living on it.
Explanation:
What is the term for a plant that produces a seed with a protective cover?
A. Sporophyte
B. Coelem
C. Angiosperm
D. Gymnosperm
Answer: C Angiosperm
Plssss help
Respiration is the process of reattaching a phosphate to ADP to form ATP.
What is the name of the process in which ATP changes to ADP, releasing energy. Is that respiration as well or is it something else?
Answer:
Name of the process : phosphorylation.
Explanation:
This process is known as phosphorylation. Glucose can be converted into Glucose-6-phosphate by the addition of the phosphate group from ATP. ATP serves as the biological energy company, releasing energy for both anabolic and catabolic processes and being recharged by energy generated from other catabolic reactions
Why did Gregor Mendel choose to use purebred plants in his experiments?
A They reproduce sexually.
B They exhibit only one form of a trait.
C They have a variety of traits.
D They reproduce asexually.
Answer:
B
Explanation:
Gregor Mendel chooses to use purebred plants in his experiments because they exhibit only one form of a trait. The correct option is B.
What is Mendel's experiment?Mendel altered pure pea plant lineages. First-generation hybrids (F1) displayed dominant qualities like purple flower color while hiding recessive traits like white bloom color.
But in second-generation (F2) pea plants, recessive characteristics returned in a 3:1 ratio (dominant to recessive). Every pea plant has both male and female reproductive organs, and they all typically procreate by self-pollinating.
This was crucial to make sure that there were no other factors influencing the result of the cross when he crossed two plants with different features.
Therefore, the correct option is B, They exhibit only one form of a trait.
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what happened to the lynx population in 2005 and explanation for it
Answer:
Declines of lynx in the lower 48 states were due to trapping and timber harvests that removed, changed and fragmented habitat. Today, timber harvest, recreation and their related activities are the threats to lynx habitat.
Explanation:
Your welcome! :)
HELP SOS PLEASE !!!!! (ONLY CORRECT ANSWERS PLEASE)
Answer:
1- Option A) describes an index fossil. Trilobite existed for a short time, but was abundant and lived in many locations.
2- Option B) Continents were once joined and have since drifted apart.
Explanation:
1) Fossils are animal and vegetable rests found in different strata of sedimentary rocks. Sedimentary layers deposit chronologically, so they are used to reflect history. They keep in each layer some of the forms of life that inhabited that area in the past. These fossils turn to be very useful while dating ages. The term Index fossils refer to those fossils that only existed in a given era or geological period during evolution.
Index fossils must:
• Be easily recognizable and distinguishable from all the other fossils
• Have lived in a relatively short geological period
• Present a wide geographic distribution
• Have lived in different sedimentary basins
• Appear in different types of rocks
• Be abundant
A) Trilobite existed for a short time, but was abundant and lived in many locations. The species accomplish the requirements. It is easily recognizable, had a wide geographic distribution, was abundant, and lived for a short time.
2) The tectonic plates theory states that there is a continual movement of the crust. It explains the movement of the different plates and their directions and interactions. The continental drift theory explains how these movements have been taking place since millions of years ago. When continents were together in a unique continent, many species used to inhabit it. When plates started to separate, they took some of these species that got apart by the ocean. Some species were already dead and fossilized, while some other organisms died during continental drift and got fossilized after the divergence. The existence of the same fossils, placed in the same layers and of the same age, suggests that they used to inhabit the same area and died during the same time, meaning that continents were together when they got fossilized.
The picture below shows the structure of one type of organic molecule.
CH3
H₂C
CH3
A caffeine molecule
Which two elements form the rings of this molecule?
O A. C and N
B. H and N
O C. Hand O
O D. C and o
submit
Answer:
C and N
Explanation:
A-P-E-X
what effects will the melting glaciers have on society?
Cuanta poblacion tiene Yunga?
Answer:
1570
Explanation:
A scientist separates a population of lizards into two groups. What would
most likely increase the rate of speciation in this population?
A. Have one group breed twice as often as the other.
B. Keep the two groups apart, but in identical ecosystems.
C. Force the two groups to breed with each other.
D. Have one group live with a much stronger predator.
Answer:
Hi, there your answer is D. Have one group live with a much stronger predator.
Explanation:
Having one group live with a much stronger predator will most likely increase the chances of speciation.
What is speciation?It is a process by which a new species of an organism is created.It occurs due to evolution.It occurs when a portion of population gets separated from the original population and evolves different characters that are heritable.Will speciation occur if :one group breeds twice as often as the other? No, because no selective force is acting on it.both groups are in identical ecosystem? No, since no reason for adapting and evolving a new character will be there.both groups interbreed? No, there is no competition, no struggle for existence and hence no evolution occurs.one group lives with a strong predator? Yes, since they will evolve evasive mechanisms and characters.To learn more about species, evolution, and predator here,
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How would an asthma attack most likely affect oxygen delivery in the body
Answer:
when things are working normally, the amount of air we breath in is about the same as the amount we breath out. But during an asthma attack, air gets trapped in the lungs making it harder and harder to breath
HELP THIS IS MY FINAL
1) C, Deletion
2) A, Insertion
3) B, Substitution
A biologist found an asymmetrical organism. A part of the organism was injured, but it was able to repair itself through regeneration.
Because the organism is asymmetrical and it was able to regenerate, it's probably
and belongs to the phylum
Answer:
Because the organism is asymmetrical and it was able to regenerate, it’s probably (an amphibian), and belongs to the phylum (Mollusca).
In regeneration, the organism is asymmetrical and it was able to regenerate, it’s probably (an amphibian), and belongs to the phylum (Mollusca).
What do you mean by regeneration?In plants and animals, regeneration is the natural process of restoring damaged or missing cells, tissues, organs, or even entire body parts to full function.
One of the processes by which an organism split into multiple pieces regrows to its original state is regeneration. Stem cells are specialized cells that carry out this process. It happens in life forms that have an exceptionally basic construction with not many particular cells.
Plants and animals can replace or restore damaged or missing cells, tissues, organs, and even entire body parts to full function through a natural process known as regeneration. Regeneration is being studied by scientists for its potential medical applications.
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4. Explain what a tradeoff is and give an example.
Answer:
The definition of trade off is an exchange where you give up one thing in order to get something else that you also desire. An example of a trade off is when you have to put up with a half hour commute in order to make more money.
Explanation:
which of the following shapes is not a common shape of a prokaryote?
a. bacilli
b. cocci
c. cylinder
d. spirochetes
NO WRONG ANSWERS PLS
Answer:
c
Explanation:
The atomic number determines an elements identity and shows the number of _________________ in the atom.
A. protons + neutrons
B. nucleons
C. protons
D. neutrons
Answer:
c- protons??? I'm pretty sure
The overall process of photosynthesis can be written as the equation:
A. 6 glucose + 6 water --> 6 oxygen + 6 carbon dioxide + light
B. 6 water + 6 carbon dioxide (+ light) --> 6 oxygen + glucose
C. 6 oxygen + 6 water (+ light) --> 6 glucose + carbon dioxide
Answer:
B. 6 water + 6 carbon dioxide (+ light) --> 6 oxygen + glucose
Explanation:
Remember that in a chemical equation the reactants (input) are on the left and the products (output) are on the right. For photosynthesis to occur 3 different reactants are needed: water, carbon dioxide, and light. Note that because the light is not an element or molecule, it is sometimes written in paratheses or left out of the equation. Then, the products are glucose, which is the intended product, and oxygen, which is an unintentional byproduct that is released back to the atmosphere. Additionally, the equation for cellular respiration is the opposite of this, with the products as reactants and vice versa (except ATP is switched in for light).
Answer: CORRECT
Explanation:
cORRECT
A person who forwards on a sexual picture of another can get in as much trouble as a person sending a picture of themselves (sexting).
True
False
The statement about the s exual pictures is TRUE.
The person might get convicted for the crime and can severely punished if he post or share the pictures without consent.It comes under cyber crime.What come under cybercrime?Child P ornography OR Child s exually abusive material (CSAM) Cyber Bullying. Cyber Stalking. Cyber Grooming. Online Job Fraud. Online S extortion. Phishing. VishingTo know more about cyber crimes here
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an organic substance that promotes chemical change without being used up in the reaction itself
catalyst
Explanation:
catalyst promote chemical reaction without being used up in the reaction
3.2 Justify the statement by giving TWO reasons why Nguni cattle
can thrive under difficult condition.
(2)
Answer:
jioheiuchwdcnddwjnichehigfiyheidiewiuffffffffwcgbxxxxxxxxxxxxdwkjleud gdiulifhuew fhaufbigo4iy3tfq77777777777777777777777kifiejfhruhyigvi3rhifhi3heuhf3jehfdui34yhrf4iuhfui4hfiu4hrf4iu
Explanation:
theres the answer.
Please help asap!! I will mark you as brainliest :)
Answer:
50%
Explanation:
replanting trees on a bare hillside is an example of
A) conservation and refforestation
B) preservation and conservation
C) restoration and preservation
D) refforestation and restoration
Answer:
A
Explanation:
firstly, conservation because by planting trees, the land dat was once proned to erosion is covered thereby conserving de land and reforestation because, u hv replaced trees dat were once cut there
If a person is operating a leaf blower at 110 decibels, and using a pair of noise cancelling headphones that reduces the relative intensity by 100 times, will the sound be in the safe range of human hearing?
Answer:
Yes
Explanation:
