How will carbon capture reduce the impact of human activity on climate change
Answer:
Explanation: reduces green house effect.
3 Which statement best explains the significance of
meiosis in the process of evolution within a species?
(1) The gametes produced by meiosis ensure the
continuation of any particular species by asexual
reproduction
(2) Equal numbers of eggs and sperm are produced
by meiosis.
(3) Meiosis produces eggs and sperm that are alike.
(4) Meiosis provides for variation in the gametes
produced by an organism.
Meiosis is significant in the process of evolution of a species as it provide for variation in the gametes produced by an organism. Thus, the correct option is D.
What is Meiosis?Meiosis is a type of cellular division. Meiosis is also known as reductional division. It is because, this type of cellular division produces offspring with reduced genetic content. The offspring produced has half of the chromosomal content as their parents and are called as haploids (n).
Meiosis is important cell division because it ensures that all the organisms produced through sexual reproduction contain the correct number of chromosomes in them. Meiosis also produces genetic variation through the way of the process of recombination during prophase I of Meiosis I.
Therefore, the correct option is D.
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A computer simulation showing models of planes crashing is a good way to study the effects of plane safety.why?
Answer:
Flight simulators are widely used for pilot training in the aviation industry, military pilot training, simulation of disasters or failures in flight, and aircraft development.
These simulations are used for pilot training, whose essential function is to train the crew in normal, abnormal and emergency procedures, before and during flight, practicing innumerable situations, such as: failures in electronic systems, loss of power, tailwinds and many others, which cannot be done safely with an aircraft in real situations. Explains to the new pilots the movements and attitudes of the ships, becoming a fundamental part of the training, saving lives and large economic losses.
These simulations allow knowing the causes of each plane crash in order to modify the operating procedures and training, so that its repetition is avoided. Flight safety investigations are complex and analyze numerous factors, and rather than investigating the persons responsible, it tries to find out the causes of the incident, considering human factors and technical issues.
Put the steps in order to describe the formation of a fossil.
organism dies
sediment becomes rock
layers of sediment cover
organism falls to bottom of ocean
organism
Hurrry
Organism, after which it perishes, sinks to the ocean floor, is covered by layers of silt, and finally becomes rock.
What is the formation of a fossil?Because soft tissue decays prior to the formation of a fossil, fossils are made from plant matter or an organism's bones.
Petrified fossils, mold and cast fossils, carbon film fossils, trace fossils, retained remains, compression fossils, impression fossils, and pseudo fossils are among the several forms of fossils. The remains of things that formerly lived are known as fossils.
The majority of fossils are created when live organisms perish and are buried by sediments. The outlines of the creatures are preserved when the sediments progressively solidify into rock.
Therefore, organism, after which it perishes, sinks to the ocean's floor, is covered by layers of silt, describe the formation of a fossil.
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Which of the following is something almost everyone can do to reduce his or
her carbon footprint?
O
A. Take warmer showers.
O
B. Use the fireplace when a house is cold.
O
C. Cook with the oven more often.
O
D. Turn off the lights when leaving the room.
The total emission of greenhouse gases like carbon dioxide and methane are called carbon footprint. It is caused due to human interference in nature.
The correct option is:
Option D. Turn off the lights when leaving the room.
This can be explained as:
Taking a warmer shower will not reduce greenhouse emissions rather will increase global warming as the water needs to heated by using some sources that will contribute to greenhouse gases.Using a fireplace emits carbon dioxide and monoxide that are more harmful to the environment.Using oven releases gases that contribute to the greenhouse effect.Therefore, turning the light off when not in use helps in reducing carbon footprint.
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13. Which of the following would not result in
secondary succession?
a. Forest fire
b. Flood
c. Logging
d. Volcanic eruption in the ocean
Answer:
D.
Explanation:
Secondary succession occurs in an area that has already been inhabited. If a new island forms from the volcanic eruption, new species may move in and start a new ecosystem there.
Secondary succession occurs in areas where an established ecosystem has been disrupted. This disruption can be caused by a forest fire, flood, or logging. However, a volcanic eruption in the ocean, which creates an entirely new biosphere, would result in primary succession.
Explanation:The question is asking which of the listed events would not lead to secondary succession. Secondary succession is a form of ecological succession that occurs in areas where an ecosystem was previously established but got disrupted. This disruption can be caused by several things, such as fires, floods, or human activities like logging.
Examples of secondary succession include a forest being regrown after a forest fire, or plant life returning to an area that has been logged. However, a volcanic eruption in the ocean would result in primary succession, not secondary. This is because primary succession occurs in a new habitat where no life existed before. In this case, plants and animals must begin life anew, starting from bare rock or ash, unlike secondary succession where there is already soil and often seeds waiting to germinate.
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What is the probability that offspring of parents with BB and Bb genotypes will have brown eyes?
Answer:3:1
Explanation:
Which of the following statements about natural killer cells is true?
SELECT ALL THAT APPLY
Group of answer choices
Natural killer cells are lymphocytes that function as part of the innate immune system.
Natural killer cells secrete toxins onto the surface of neoplasms.
Natural killer cells may bind to the Fc portion of antibodies thereby triggering ADCC.
Natural killer cells destroy virus infected cells.
Natural killer cells require activation by T helper cells, and are responsible for cell-mediated immunity
Answer:
Natural killer cells are lymphocytes that function as part of the innate immune system.
Natural killer cells destroy virus infected cells.
Explanation:
Natural killer cells is a type of white blood cells which is responsible for the protection of body against pathogens such as viruses and bacteria etc. Natural killer cells is a type of innate immune system which takes action immediately against viruses. Natural killer cells is not adaptive immune system, it is already present in the body of organisms. It is also considered as the first line of defense of the body against harmful microbes.
The body felt cool to the touch. The thermometer gave a reading of 70˚F. No rigor mortis was evident, but permanent livor mortis had set in, with blood pooling along the back. There was no noticeable increase in bloating or bacterial activity in the digestive system and no putrefaction. The man had been dead for over four days. How is that possible?
Answer:
Basically enzyme activities are affected by drop in temperature. in additions the corpse was cool to touch.Therefore this explains while there was no bloating or bacteria activity since the decomposing bacteria enzymes were inactive because of the cold temperature.
Consequently, if the Livor mortis (lividity) is +8hrs 0-4days, evidently the corpse must have been refrigerated after livor mortis sets in, with the decomposition slowed down by the cold environment.
Notes: Algor mortis is 26.8hrs, and there was no algor mortis.
Explanation:
The body remains well-preserved for over four days due to extreme cold, which slows down decomposition processes. The observed lack of putrefaction and bacterial activity aligns with these environments.
Even though the body shows signs of being dead for a long time, the conditions probably stopped the normal progression of decomposition, as shown by the observations. The body can be preserved and activities like bloating, bacterial growth, and putrefaction halted by extreme cold, which can significantly slow down the decay process. Subsequently, the body's safeguarded state in spite of being dead for north of four days is possible because of it being in a climate with exceptionally low temperatures. This would guarantee the cool touch, nonattendance of swelling, and absence of rot even while super durable livor mortis was available. Outrageous virus keeps the body from disintegrating rapidly.Collecting proof like internal heat level and natural circumstances can assist with deciding season of death.Proteins are synthesized by the instructions coded into what nucleic acid?
A)RNA
B)DNA
C)tRNA
D)rRNA
Answer:
tRNA
Explanation:
Evolution happened millions of years ago but is not happening now. true or false? If true give a reason why if false give a reason why
Answer:
false
Explanation:
Evolution is always occurring because even if one species isn't evolving into a new species, parts of the species is evolving. Such as a population of mice evolving their fur color to better blend in with their environment and avoided being seen by predators
1. What is the main factor that separates freshwater and marine
ecosystems? *
Answer:
Ones has salt and the other doesn't
Explanation:
According to the food web shown, if the Large Piscivorous Fish were to decrease drastically how would this affect the tertiary consumers?
A) The osprey population size would increase because the osprey can find another source of food quickly in the food web shown.
B) The bald eagle population size would decrease because the bald eagle relies solely on the piscivorous fish in the food web shown.
C) The osprey population size would decrease because the piscivorous fish is the only source of food for the osprey in the food web shown.
D) The bald eagle population size would stay constant because the bald eagle does not rely on the piscivorous fish in the food web shown.
Answer:
the ospery population size would increase because the ospery can find another source of food quickly in the food web shown
What is happening at step 1?
Dead organisms
and este products
Foss
respiration: releasing CO2
photosynthesis: absorbing CO2
decomposing CO2 in the soil
Answer: Respiration: releasing CO2
Explanation: Photosynthesis is happening at step 2, and decomposition is occurring at step 4 with the soil and animal waste. I just used the process of elimination.
Please help I only have 12 minutes left and only got like 7 questions done
Answer:
I think that is the cortex
Explanation:
Answer:
frontal lobe
Explanation:
im in health academy in my school :)
In addition to temperature, what other factor is taken into consideration to classify
climatic regions?
A: distance from bodies of water
B: altitude
C: precipitation
D: Ocean Currents
precipitation Explanation:
Final answer:
Precipitation (option C) is another factor considered when classifying climatic regions, and together with temperature, greatly influences the type of biome present. Elevation, latitude, wind systems, ocean currents, and proximity to water bodies are critical in shaping climate and biomes.
Explanation:
In addition to temperature, option C: precipitation is another factor taken into consideration to classify climatic regions. Precipitation, alongside temperature, is one of the two variables that most strongly contribute to the type of biome that exists in a particular area. Other factors that influence temperature, precipitation, and the distribution of climate regions include elevation, latitude, wind systems, ocean currents, position on a continent, and mountain barriers. These elements are integral in determining the climate and subsequently the biomes present in different regions. For example, elevation affects climate as temperatures generally decrease with increased altitude, leading to varied biomes along a mountain range.
Furthermore, the proximity to large water bodies also significantly influences climate by providing a temperature moderating effect. Ocean currents can affect temperature and seasonal weather events, such as the North Atlantic Current which brings warm water to the north, or the California Current which brings cooler water to the south. Geography, therefore, is complex and interconnected, with various physical and human factors shaping the classification of climatic regions and the distribution of ecosystems within them.
A device that increases or decreases the voltage of alternating current is a(n)
Answer:
transformer
Explanation:
Answer:
transformer
Explanation:
got it right on edge :3
Place the following levels of biological organization in the proper order, from smallest to largest.
1) Macromolecule
2) Tissue
3) Organ System
4) Organ
5) Cell
Biological levels of organization should be placed in the order from smallest to largest as follows: macromolecule, cell, tissue, organ, and organ system.
The question tasks us with arranging certain biological levels of organization from the smallest to the largest. When putting these levels in order, the proper sequence, from the smallest to the largest, is:
MacromoleculeCellTissueOrganOrgan SystemEach level encompasses the previous levels, starting at the tiny molecules that make up macromolecules, then to cells which are the basic unit of life, to tissues which are groups of similar cells functioning together, to organs that are composed of tissues working together for specific functions, and finally to organ systems which consists of different organs working together to perform complex bodily functions.
About how long does it take Earth to complete one revolution around the Sun?
O
O
1 year
14 days
24 hours
27.3 days
0
Answer:
a on egd took da test
Explanation:
Earth take 365 days to complete one revolution around the sun.
what is earth revolution around the sun?With reference to the stars, Earth rotates around the sun in 365 days, 6 hours, 9 minutes, with a speed varying from 29.29 to 30.29 km/s. Every fourth year, which is classified as a leap year, the 6 hours, 9 minutes add up to nearly an extra day, with the extra day added as February 29th.Hence, the correct option is A .
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Help!!!! ASAP!!! Please!!
If we grow more green plants to we can get more solar energy, will no energy from the sun will be wasted???
less energy will be wasted
Which of the following is a true statement about cellular respiration?
Group of answer choices
Cellular respiration occurs only in plant cells.
Cellular respiration occurs only in animal cells.
Cellular respiration occurs in both plant and animal cells.
Cellular respiration occurs in some plant cells and some animal cells.
Answer: C
Explanation:
Answer:
C
Explanation:
I took
Select ALL the correct answers.
How are primary and secondary ecological succession similar?
a. Both types of succession decrease the stability of an ecosystem.
b. Both types of succession require the same amount of time to occur.
c. Both types of succession have the same starting conditions.
d. Both types of succession eventually lead to a community closer to equilibrium.
e. Both types of succession result in greater biodiversity over time.
Answer:
BDE
Explanation:
List two of the three major steps taken to prevent the contamination from occurring again?
Depends on what kind of contamination, but usually isolation and not using the same tools would be a good way to prevent it.
What should a doctor examine to determine whether a patient's kidneys are
functioning correctly?
A. The patient's saliva
B. The patient's bile
C. The patient's urine
D. The patient's feces
Answer: The answer is C
Explanation: Urine as well as blood test could detect the function of the kidneys and how quickly body wastes are removed.
While Albert was hiking in the mountains, he found many fossils similar to the one below. Albert was 8,000 ft. above sea level, and the fossil was found on the side of the mountain.
Based on his observation, what would be the most logical inference Albert could make about the environment where he was hiking?
A.
The area was once covered in water and was home to aquatic creatures.
B.
Fish moved out of the water and made their way up the mountain many years ago.
C.
Fish currently live on this mountain.
Answer:
Explanation:A
What did Lamarcks and Darwin hypotheses about evolution have in common
Answer:
All animals came from a common ancestor.
Explanation:
Answer:
Explanation:
Species evolve in response to their surroundings. ... Darwin agreed that species do change and the changes are passed from one generation to the next.
IF ANYONE KNOWS THIS PLEASE HURRY AND HELP ME!!!!!
Heredity Lab Time to grab your virtual lab coat! In this lab, you will be investigating how hamsters inherit the traits for short or long fur. As you work through the lab, be sure to complete the Heredity Lab Report. You will submit your completed lab report for grading. Review the grading rubric before you begin.
Answer:
Hamster interit their traits based on their parents genes.
Explanation:
Hamsters do inherit their traits for long fur or short fur through the parents. The parents are what affects the offspring's traits, these are determined by the different genes. For example, if there is a recessive gene for short fur, then there will be less of a chance for the offspring to inherit short fur and vice versa. In some instances, there is a recessive gene and a dominant gene, in that case, the dominant gene will overpower the recessive gene hence it's name. There are three types of possible gene pairs, homozygous dominant: AA, homozygous recessive aa, and heterozygous dominant, Aa.If there is two of the recessive genes, then there is a higher chance for the short fur to appear in the offspring and etc.
The greatest geohazard for people living in hurricane-prone coastal regions is elevation onshore and bathymetry offshore because of storm surge. The stronger the hurricane and the___________the offshore water, the __________ the surge will be. PLEASE ANSWER TRUTHFULLY
A) deeper, higher
B) deeper, stronger
C) shallower, higher
D) shallower, weaker
The greatest geohazard for people living in hurricane-prone coastal regions, relating to storm surges, is impacted by the bathymetry offshore. Shallower offshore water leads to higher storm surges because it allows for a greater buildup of water being pushed ashore during a hurricane.
The question revolves around understanding how the bathymetry (depth of water) offshore affects the magnitude of storm surge caused by hurricanes. The correct answer is C) shallower, higher. This is because a shallower offshore area allows a greater buildup of water due to the wind pushing the sea towards the coast during a hurricane. As the water is pushed ashore, it has nowhere to go but up, leading to higher storm surges. This effect is compounded by the fact that hurricanes generate immense wind speeds, which further drive the water inward. A notable example is 2005's Hurricane Katrina, which caused extensive flooding due to a high storm surge exacerbated by shallow offshore waters.Storm surges represent one of the most significant risks to life and property in coastal regions facing hurricanes. They occur when the atmospheric pressure decreases and the wind's force pushes the sea towards the shore, especially in areas where the continental shelf rises slowly. This geological setup allows storm surges to be particularly devastating, as seen in various historical examples.An important species of the Chesapeake Bay community is the Virginia oyster.
The larvae of these oysters settle on top of mature oysters, forming large oyster reefs. Oyster reefs allow small
fishes to avoid predators and provide shelter for a variety of marine invertebrates.
Which of the following best describes the role of Virginia oysters in the Chesapeake Bay?
Choose 1 answer:
An invasive species
A foundation species
A dominant species
A pioneer species
Answer:
Option B, Foundation species
Explanation:
Foundation species are the one that play a major role in creating and maintaining the habitat. These species support other species and can fit in at any trophic level of the food chain.
These species are also referred as ecosystem engineer as they contribute in designing the ecosystem.
Some examples of foundation species are - Corals, Earthworms, Beavers etc.
Hence, option B is correct
Answer:
Foundation species
did it on khan :)
While researching how genes are passed on from generation to generation, Gregor Mendel experimented with pea plants. From which structure in the pea plants’ flowers did Mendel obtain pollen?
A. Stamen
B. Anther
C. Ovule
D. Ovary
Answer:
B. Anther
Explanation:
Gregor Mendel, who was referred to as the FATHER OF GENETICS, was able to discover the principles that governs inheritance i.e. how genes were transferred from parents to their offsprings. To do this, he performed series of crosses using the pea plants, which he chose because of the desirable traits they had.
He performed this crosses using POLLINATION, which is the process whereby plants transfer their male gamete from male reproductive part to the female gamete of the female reproductive organ for fertilization to occur. The ANTHER is the part of the male flower responsible for producing and storing pollen (containing sperm). Hence, the ANTHER is the part of the male flower (STAMEN) that Mendel obtained pollen that he used in performing his crosses from.