During the Dust Bowl, farmers faced several choices, but many of them were limited by circumstances outside of their control.
What was the Dust Bowl?One option was to continue farming, despite the severe drought, high winds, and blowing dust. This was often difficult, as the soil was depleted of nutrients and water, and crops failed to grow. Another option was to leave their farms and try to find work elsewhere.
Some farmers chose to sell their land and equipment and move to other parts of the country in search of jobs. Others stayed put, hoping that the weather would improve and that they would be able to resume farming.
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WILL GIVE BRAINIEST
Explain the roles the nucleus, Endoplasmic Reticulum, Ribosome, and Golgi Body plays in protein synthesis
must explain all roles to get brainiest
Answer:
I really don’t know to be honest
Explanation:
Fungi:___________
1) absorb nutrients from the environment.
2) take in food by phagocytosis.
3) generate atp and reducing equivalents by photosynthesis.
Fungi: 1) absorb nutrients from the environment.
Fungi are eukaryotic, heterotrophic organisms that are found almost everywhere in the environment. Fungi can be either unicellular or multicellular and can absorb nutrients from the environment.
The first statement, "Fungi: absorb nutrients from the environment," is accurate. Fungi obtain nutrients from decaying organic matter and living organisms, playing an important role in nutrient cycling.
The other statements, "take in food by phagocytosis" and "generate ATP and reducing equivalents by photosynthesis," are not correct.
Fungi are decomposers, and their role is to break down dead organic matter. Fungi do not produce their food. They secrete digestive enzymes to break down the organic material they are consuming. This process allows the nutrients to be absorbed by the fungi and returned to the soil to nourish other organisms in the ecosystem.
Fungi are also used in medicine and the food industry. Some fungi produce antibiotics that are used to treat bacterial infections, while others are used to make bread, cheese, and beer.
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1. Chromosomes and genes share all of the following characteristics except that
A. They are both present in pairs in all diploid cells.
B. They both undergo segregation during meiosis.
C. Their copy numbers in the cell decrease after meiosis, and increase during fertilization. D. They are both copied during the S phase of the cell cycle.
E. They both pair up with their homologues during prophase of mitosis
Answer:
Answer: C. Their copy numbers in the cell decrease after meiosis, and increase during fertilization.
Explanation: Chromosomes and genes share all of the characteristics listed except for C. Chromosomes undergo segregation during meiosis, which results in a decrease in their copy numbers in the cell. However, genes do not undergo segregation during meiosis, so their copy numbers in the cell do not decrease after meiosis. Instead, the copy numbers of genes increase during fertilization when the two haploid cells combine to form a diploid cell.
(a) Lorraine steered her boat out of the harbour, heading east. She travelled 500 m to one buoy and then turned north and headed 300 m to another buoy.
Answer:
\(85y - 5 \frac{?}{?} \)
Explanation:
ay basta
Because of population growth, systems cannot be expanded fast enough to provide sanitation resources for some families. This is an environmental impact on:
A. Air
B. Energy
C. Land
D. Water
Determine whether each label is describing soluble or insoluble fiber. Soluble Fiber The type of fiber found in apples and oatmeal The type of fiber found in brown rice and whole wheat bread The type of fiber that is responsible for bowel regularity and preventing constipation The type of fiber that does not dissolve in water The type of fiber thought to have cholesterol-lowering properties Insoluble Fiber The fibrous noncarbohydrate found in whole grains and wheat bran The thickening agent used in making jams and jelles The type of fiber that absorbs water Reset
Soluble fiber is the type of fiber found in apples and oatmeal, as well as the type of fiber found in brown rice and whole wheat bread. This type of fiber is responsible for bowel regularity and preventing constipation.
Soluble fiber is also the type of fiber thought to have cholesterol-lowering properties. This type of fiber dissolves in water, forming a gel-like substance in the digestive system.
On the other hand, insoluble fiber is the fibrous non-carbohydrate found in whole grains and wheat bran. This type of fiber does not dissolve in water, and it passes through the digestive system largely intact. Insoluble fiber also acts as a thickening agent used in making jams and jellies. Insoluble fiber is the type of fiber that absorbs water, adding bulk to the stool and promoting regular bowel movements.
Both soluble and insoluble fibers are important components of a healthy diet, and they each play different roles in maintaining digestive health and preventing disease. A diet that includes a variety of fiber-rich foods, including fruits, vegetables, whole grains, and legumes, can help ensure adequate intake of both types of fiber.
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Immunization for rubella would result in a temporary deferral for:_______
Immunization for rubella would result in a temporary deferral for blood donation.
Immunization for rubella (also known as German measles) would result in a temporary deferral of pregnancy. It is generally recommended to avoid becoming pregnant for a certain period after receiving the rubella vaccine. This precaution is taken because the rubella vaccine contains a live attenuated virus, which poses a theoretical risk to the developing fetus if a woman were to become pregnant shortly after vaccination. The specific duration of the deferral period may vary depending on the country and the specific guidelines provided by healthcare professionals, but it is typically advised to wait for at least four weeks after receiving the rubella vaccine before attempting to conceive.
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What is ozone comprised of in the lower atmosphere?
Ozone in the lower atmosphere is comprised of three atoms of oxygen (O3).
What is ozone layer?The ozone layer is a region of the Earth's stratosphere that contains a high concentration of ozone (O3) molecules. It is located between 15 and 50 kilometers above the Earth's surface and plays an important role in protecting the planet from harmful ultraviolet (UV) radiation from the sun. The ozone layer acts as a barrier, absorbing most of the sun's UV radiation, which can cause skin cancer, cataracts, and other health problems in humans, as well as damage to plants and animals.
The ozone layer also plays a role in regulating the Earth's climate by absorbing heat from the sun and warming the upper atmosphere. However, human activities such as the release of certain pollutants, mainly chlorofluorocarbons (CFCs) have led to a depletion of the ozone layer known as the ozone hole.
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true or false the skeleton supports the body's softer tissue
The skeleton gives shape for the body, allows movement, support and protect the organs, produce bllod cells, and stores minerals. Being a true fact that it supports the body's softer tissues.
Humans have 46 chromosomes and are called
Answer:
autosomes
Explanation:
A strange experiment can help to show the differences between scar tissue and normal skin tissue. If you were to throw flour on the man in the photo, the flour would stick to the man's chest everywhere but on his scar. Give a possible explanation for this.
A strange experiment can help to show the differences between scar tissue and normal skin tissue. If you were to throw flour on the man in the photo, the flour would stick to the man's chest everywhere but on his scar and a possible explanation for this is the collagen present on the surface.
What is Collagen?This is referred to as the main structural protein in the body's various connective tissues and it helps to make tissues strong and resilient, able to withstand stretching.
In injuries, it is present and coils itself tightly so as to prevent foreign substances from sticking to prevent blood loss and infection which is why it was chosen as the correct choice.
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Arious options are discussed for the production of energy from biomass. One proposed concept is a biogas reactor, which utilizes bacteria to break down cellulosic biomass.a. Trueb. False
a.The given statement is True
One proposed concept for the production of energy from biomass is a biogas reactor. Biogas reactors utilize bacteria to break down cellulosic biomass, such as agricultural residues, organic waste, or dedicated energy crops, through a process called anaerobic digestion. During anaerobic digestion, bacteria break down the complex organic compounds present in biomass, including cellulose and hemicellulose, into simpler molecules such as methane (CH4) and carbon dioxide (CO2). The produced biogas, primarily consisting of methane, can be used as a renewable energy source for heating, electricity generation, or as a fuel for vehicles. The process of utilizing bacteria to break down cellulosic biomass in a biogas reactor is a true concept in biomass energy production.
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When spindle fibers do not correctly separate the chromosomes during anaphase we get a condition called _________?
A. Duplication
B. Nondisjunction
C. Translocation
Explanation:
..........................................
Which of the following is made up of 90% water, and 10% dissolved
materials like nutrients, minerals, vitamins, digested food, and salts? *
red blood cells
white blood cells
plasma
O platelets
Answer:
Plasma
Explanation:
The blood is a key part of the circulatory system. It is a tissue composed of cells that make it up. The blood contains the following components namely; plasma, red blood cells/erythrocytes, white blood cells/leukocytes, and platelets/thrombocytes.
The plasma is referred to as the "liquid" part of the blood and makes up the major part of the blood tissue. The plasma contains 90% water, and 10% dissolved materials like nutrients, minerals, vitamins, digested food, and salts. Hence, based on this question, the answer is PLASMA.
Groundwater is __________.
salt water that is found in the soil and rock underground
sewer water that is found in the soil and rock underground
frozen water that is found in the soil and rock underground
fresh water that is found in the soil and rock underground
Answer:
fresh water I think sorry if wrong
Classify each substance based on the intermolecular forces present in that substance.
The classification of the given substances can be H2O have hydrogen bond, CH4 have Dipole-dipole interaction, CH3Cl has dipole–dipole and dispersion only.
What are intramolecular forces?An intermolecular force (IMF) (or secondary force) is the force that mediates the interaction of molecules, including electromagnetic forces of attraction or repulsion that act between atoms and other types of neighboring particles, such as atoms or ions.
The complete question is:
Classify each substance based on the intermolecular forces present in that substance. Hydrogen bonding, dipole–dipole, and dispersion Dipole–dipole and dispersion only Dispersion only.
H20CH4COCH3ClThe classification of the given substances can be H2O have hydrogen bond, CH4 have Dipole-dipole interaction, CH3Cl has dipole–dipole and dispersion only.
Thus, this can be the possible classification for the given scenario.
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10. A white flowered plant is crossed with a plant that is heterozygous for the trait.
What percentage of the offspring will have purple flowers?
Answer:
0%
Explanation:
The homzyg. flowered gametes are: WW
The heterozygous plant gametes are : Ww
The 'w' allele is for purple and its recessive. The 'W' allele is for white and is dominant. The Punnett square:
| W | w |
W | WW | Ww |
W | WW | Ww |
Half of them are heterozygous white and half are homzygous white. But there is no 'ww', so its 0%.
If a white-flowered plant is crossed with a plant that is heterozygous for the trait. The percentage of the offspring will have purple flowers is 75%.
What is a heterozygous individual?A heterozygous individual is one who contains two different alleles for the traits.
The recessive allele is white p
The dominant allele is purple. P
When the crossing is done between them, 75% of the population will be purple, as shown in the diagram, and 25% of the population will be white.
Thus, the percentage of the offspring that will have purple flowers will be 75%.
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which of the following statements regarding the flow of genetic information is false? group of answer choices transcription occurs in the cytoplasm of eukaryotic cells. eukaryotic mrna is processed in several ways before export out of the nucleus. polypeptides form proteins that determine the appearance and function of the cell and organism. ribosomes function as factories that coordinate the functioning of mrna and trna.
Answer: hello i have all the answers
Explanation:
A type of moth has two varieties: dark and light. In one paragraph, explain the likely impact of industrialization on the dominant variety of this moth, and support your answer with scientific evidence.
A type of moth has two varieties: dark and light. Likely the impact of industrialization on the dominant variety of this moth through a process called industrial melanism. Scientific evidence the peppered moth (Biston betularia) in England during the 19th century.
As industries expanded, they produced pollution that darkened tree barks and other surfaces, the dark variety of the moth had a selective advantage in these polluted environments, as their coloration provided better camouflage against predators. This led to an increase in the population of the dark variety, while the lighter-colored moths became more susceptible to predation and declined in numbers.
Scientific evidence supporting this phenomenon can be found in the famous example of the peppered moth (Biston betularia) in England during the 19th century. Researchers observed a shift in moth populations from primarily light to dark as industrialization progressed, demonstrating the influence of environmental changes on the evolution and survival of species. So therefore industrialization likely impacted the dominant variety of the moth with two varieties, dark and light, through a process called industrial melanism.
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What are examples of a hostile work environment?
Examples of a hostile work environment include: Verbal or physical harassment, Discrimination, Bullying, Sexual harassment, Intimidation and threats, Retaliation.
Verbal or physical harassment: This can involve insults, offensive language, derogatory comments, or physical intimidation directed towards an individual or a group.
Discrimination: Treating someone unfairly or differently based on protected characteristics such as race, gender, religion, age, or disability.
Bullying: Persistent and aggressive behavior intended to humiliate, belittle, or isolate an individual, often creating a toxic and hostile atmosphere.
Sexual harassment: Unwanted sexual advances, comments, or actions that create an uncomfortable or intimidating work environment.
Intimidation and threats: Acts of aggression or threats that cause fear or distress to employees, affecting their ability to work in a safe and supportive environment.
Retaliation: Punishing or targeting employees who report misconduct, speak up against inappropriate behavior, or exercise their rights, creating an environment of fear and hostility.
It is important to note that a hostile work environment is typically defined by a pattern of behavior that is severe, pervasive, and creates an abusive or intimidating atmosphere, making it difficult for individuals to perform their job duties effectively.
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The population of the United States in 2005 was 281,421,906 of which 143,505,720 were women and 137,916,186 were men. There were 2,448,017 total deaths that year in the US. Also during that year, 172,570 new cases of lung cancer were diagnosed, 93,010 in men and 79,560 in women. A total of 163,510 died from lung cancer of which 90,490 were men and 73,020 were women.
Required:
What was the cumulative incidence (risk) of lung cancer in the US per 100,000 people in 2005?
The cumulative incidence (risk) of lung cancer in the US per 100,000 people in 2005 was 58.15
Cumulative incidence is the proportion of a population that is expected to develop a certain disease during a given time period. It's sometimes known as the risk of developing the disease. Cumulative incidence is also known as incidence proportion, and it is used to compute the likelihood of developing a specific disease during a specified period of time. It can be represented as a ratio or a percentage.
Calculation of the cumulative incidence of lung cancer in the US in 2005:Number of new cases of lung cancer in men = 93,010.
Number of new cases of lung cancer in women = 79,560
Total number of cases of lung cancer in the US in 2005 = 93,010 + 79,560 = 172,570
The population of the United States in 2005 = 281,421,906
Cumulative incidence (risk) of lung cancer in the US per 100,000 people in 2005:
To convert 100,000 into a decimal, divide it by the total population.100,000 ÷ 281,421,906 = 0.000355038
Now we will multiply this by the number of lung cancer cases:0.000355038 × 172,570 = 61.21 (rounded to 2 decimal places)
Thus, the cumulative incidence (risk) of lung cancer in the US per 100,000 people in 2005 was 58.15.
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An accidental discovery led scientists to identify the _____ as one of the brain structures responsible for compulsions.
An accidental discovery led scientists to identify the cingulum as one of the brain structures responsible for compulsions. It is formed by a group of axons.
What is the cingulum?The cingulate cortex or cingulum, which is part of the limbic system, is a group of axons in the brain that project from the cingulate gyrus to the entorhinal brain cortex.
It has been proposed that the cingulum may be responsible for some types of aggressive and competitive behaviors in males.
This part of the brain (i.e., the limbic system) can be affected by different neurodegenerative diseases such as multiple sclerosis and Parkinson's disease.
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The Florida panther was once considered to be a subspecies of cougars. Current scientists, however, have studied the Florida panther and removed the subspecies classification
Which of the following would explain why the classification of the Florida panther changed?
A.) New genetic evidence suggests a much closer relationship between the Florida panther and other cougars
B.) Advanced technologies have shown a large difference in cell structure between the Florida panther and other cougars.
C.) Study of their embryos shows major differences in the development of the Florida panther fetus when compared to other cougars
D.)Shared physiological features
between the Florida panther and other cougars were also found in newly discovered organisms in the world.
Mr. Lim wants to start a sustainable oil palm plantation. In your opinion, how can Mr.Lim control the rat population that frequently destroy crops?
Answer:
hope it helps
Explanation:
He can grow a cat or birds.
He can set up traps.
pls mark me as the brainliest
thanku
Recirculating aquaculture systems do not reduce the amount of wastewater that is discharged into the environment. True or false
Answer:
true im pretty sure
Explanation:
What effect does the Earth spinning on its axis have on winds and currents?
The density of the water is increased causing the water to sink, forming deep ocean currents.
B) Global winds will move along a curved path and therefore cause ocean currents to curve.
Global winds will move along a straight path and will have no effect on ocean currents.
The moon's gravitational pull on the Earth is increased, causing water to move up the coast.
Answer:
B) Global winds will move along a curved path and therefore cause ocean currents to curve.
Explanation:
Earth rotation can be defined as the amount of time taken by planet earth to complete its spinning movement on its axis.
This ultimately implies that, the rotation of earth refers to the time taken by earth to rotate once on its axis. One spinning movement of the earth on its axis takes approximately 24 hours to complete with respect to the sun.
Basically, the effect of the Earth spinning on its axis have on winds and currents is that Global winds will move along a curved path and therefore cause ocean currents to curve. As a result of the Earth's rotation on its axis, a phenomenon known as Coriolis effect arises. Coriolis effect occurs when circulating winds are deflected to the left in the southern hemisphere and to the right in the northern hemisphere.
Hence, rather than have this air circulating in a straight pattern, it is deflected to the left of the southern hemisphere and to the right of the northern hemisphere, typically in a curved path or pattern.
Is there more to life than we know?
Answer:
Most of us work at least 5 days a week and 8-10 hours a day, some of us work even more than that. ... Even though work is a big part of our time, there is more to life than work. We work so that we can live happier, fulfilled, more engaged lives.
Explanation:
an invasive plant that can live in nutrient poor soil moves into an abandoned field. later this land is cleared of this invasive species and it is discovered that now the soil is nitrogen rich. what is the best conclusion that can be made?
The conclusion that can be made, is that
the invasive species was likely a Nitrogen fixing species.
Nitrogen fixing species do not require Nitrogen from the soil to grow and live. They are capable of taking Nitrogen (in the form of N2) from the atmosphere. The invasive species put back nitrogen that the soil was missing. They didn't need the extra nitrogen and put it back into the ground.Nitrogen-fixing bacteria, microorganisms capable of transforming atmospheric nitrogen into fixed nitrogen. More than 90 percent of all nitrogen fixation is effected by these organisms, which thus play an important role in the nitrogen cycle.
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what sections of the alimentary canal would carry secretions from only one set of accessory organs? explain.
The duodenum section of the alimentary canal would carry secretions from only one set of accessory organs.
The accessory organs that contribute to the digestive process include the liver, gallbladder, and pancreas. These organs release secretions such as bile and pancreatic enzymes into the duodenum, which is the first part of the small intestine. This section of the alimentary canal receives secretions from only one set of accessory organs, as the bile duct and pancreatic duct join together to form the hepatopancreatic duct, which then empties into the duodenum.
The remaining parts of the alimentary canal, including the esophagus, stomach, and large intestine, do not receive secretions from the accessory organs directly. Instead, they receive secretions from other organs such as the salivary glands, gastric glands, and intestinal glands. Therefore, the duodenum is the only section of the alimentary canal that carries secretions from only one set of accessory organs.
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Neurons are constantly firing on a regular basis in order to keep your body functioning. In your words, describe how a neuron utilizes a stimulus to create an action potential. (Be detailed)
Answer:
Neurons are in charge of receiving stimuli from the environment, transforming them into nervous excitations and transmitting them to the nerve centers, where they organize themselves to give a response.The cycle of depolarization and hyperpolarization of the membrane and return to the resting membrane potential is called the action potential, an all-or-nothing reaction that can occur at rates of up to 1,000 pulses / second. Membrane depolarization that occurs as voltage gate Na + channels open at one point on an axon passively spreads a short distance and triggers the opening of adjacent channels, resulting in the generation of another action potential. In this way the depolarization wave, or nerve impulse, is conducted along the axon.
Explanation:
Neurons are highly specialized cells whose central function consists in the generation and transmission of signals, in order to communicate with the other neurons of the nervous system and with the outside of the organism. They are made up of three parts: the cell body, the dendrites, and the axon. Dendrites are extensions of the cell body with short, tubular branches, through which each neuron receives signals from other neurons. These signals are added or averaged, and in the event that the total intensity of the received stimulus is greater than a certain threshold, the neuron will generate and emit an electrical response signal. This signal will be sent through the axon, which will transmit the information to other neurons through chemical exchange. The axon divides near the end into thin branches that contact other neurons. The point of contact is called the synapse. At the synapse, there is a gap between the two cells called the synaptic cleft. The synapse is produced by the release of chemicals from the presynaptic neuron that excites the postsynaptic, transmitting the informational code. The arrival of an impulse at the end of a nerve fiber causes a chemical compound, a transmitter substance, to be released, which excites the neighboring neuron. The same neuron may have inhibitory and excitatory connections with different neurons, for which it will need to produce different chemicals that act as transmitters. A neuron receives and integrates multiple stimulations through the synapses, those received by the dendrites are added to those received in the soma so that the electrical potential of the cell membrane ends up exceeding the threshold and originates a nerve impulse in the area of the axonal cone. Nerve impulses are electrical signals generated by the spike trigger sites (axon cones) of a neuron as a result of membrane depolarization, which are conducted along the axon to its termination. The transmission of impulses from the endings of a neuron to another neuron, a muscle cell or a gland occurs at the level of the synapses.