The environment plays an important role in the food supply in the region. how drought affects the food supply in a region of the Alaskan tundra would be studying a question at the ecosystem Level of Ecological Organization.
What is ecosystem ?
Ecosystem is defined as the natural resources along with the natural habitat and the living organisms along with the non living factors living in the environment.
Drought will definitely cause the loss of agricultural land along with the in corporation of other factors that are going to come in the practice. Major water scarcity will lead to many other losses as well. Major of the resources will be demolished along with the disturbance to the ecosystem.
Therefore, the major sources that will affect the agriculture and the various factors that disturb the loss in terms of resources destruction along with the major losses in terms of food resources as well.
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a chemical reaction in which oxygen is combined with another substance
Answer:combustion
Explanation:
Answer: combustion reaction
Explanation:
combustion reaction occurs when a substance reacts with oxygen to produce energy in the form of heat and light
What’s the only way mutations can be passed from parents to offspring?
Answer:
The only mutations that matter to large-scale evolution are those that can be passed on to offspring. These occur in reproductive cells like eggs and sperm and are called germ line mutations. No change occurs in phenotype.
Fill in the blanks to complete each sentence about dry climates.
1.Dry climates do not have sufficient ___________
during most of the year.
2. Deserts are located in the_________ climate.
3.The __________ climate is in a grassland, or steppe, region.
Answer:
precipitation
arid
semiarid
Dry climate are usually found in North America, Australia, much of Asia, etc. Dry climates do not have sufficient precipitation, the deserts are located in arid climate and the semiarid climate is in a grassland, or steppe, region.
What is dry climate?Dry climate are in the area of very low precipitation. it is found globally.
There are two types of dry climate. They are:
Arid: it is the climate which have excess of evaporation. It included deserts.Semiarid: this type of climate support short vegetation and are usually dominated by either grasses or shrubs.Thus, it can be concluded that the dry climates do not have sufficient precipitation, deserts are located in the arid climate and semiarid climate is in a grassland, or steppe, region.
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Which shows the correct flow of energy in a typical food web? *
herbivore -> carnivore --> producer
sunlight sunlight-producer-
herbivore -> carnivore carnivore
- producer- sunlight herbivore
producer -> sunlight- herbivore->
carnivore
Answer:
producer, sunlight, herbivore, carnivore
Answer:
sunlight-producer-herbivore-carnivore
Explanation:
hope this helps
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Please help I will give 5 stars!
Which does not affect the rate of mutation in a molecular clock?
- type of mutation
- the protein affected
- the time of divergence
- location of gene in genome
- none of the above
Answer:
location of gene in genome
Explanation:
The protein affected by a mutation does not impact the rate of mutation in a molecular clock. This rate is instead influenced by the type of mutation, time of divergence, and gene location in the genome.
Explanation:The factors that can affect the rate of mutation in a molecular clock include the type of mutation, time of divergence, and the location of the gene in the genome. However, the protein affected by the mutation does not directly impact the rate of mutation in a molecular clock. Three types of mutations include: substitution, insertion or deletion, and nonsense mutations, which could stop the replication or reading of a DNA strand, possibly leading to functional or non-functional proteins.
Mutations such as trinucleotide repeat expansions, insertions, deletions, and translocations can have significant effects on the protein produced. Similarly, missense and nonsense mutations can have varying impacts, depending on the specific changes made to the amino acid sequence of the protein.
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How is cytokinesis similar in plants and animals?
Group of answer choices
A) Both form a new cell wall and membrane.
B) Both result in two daughter cells.
C) Both require a cell plate for division.
D) Both start right after anaphase.
Answer:
b
Explanation:
because they result in 2 daughter cells sorry bi can’t give a better explanation
A scientist studying a swamp notes that it contains a high concentration of organic carbon. This region would be classified as what?
A
carbon cycle
B
carbon cell
C
carbon source
D
carbon sink
Answer:
I believe it's D, Carbon Sink
Explanation:
Why is heaven closer than we think?
Answer:
The Church is a type of heaven
Explanation:
Church is much more than a good sermon, a few good songs, and good company. It is, or it is supposed to be, a cooperation between heaven and earth, a living synergy. What saddens me though is that we worship with verve, we pour everything into it, and yet too often the person at the end of the row remains a stranger to us. I’m not sure you can have one without the other. If we do not surrender ourselves completely, and not just to the familiar but to the unloved, fallen, and damaged life around us, our worship is empty, sapless, and misdirected. There is room for improvement in all of us. Myself included.
WILL MARK BRAINLIEST!!!
Which of these is an example of selective breeding?
A: Cutting a stem from a plant so that a new plant grows from the stem
B: Taking a skin cell from a sheep and making an exact clone of the sheep
C: Replacing DNA of a plant with DNA that allows the plant to grow in little water
D: Selecting two horses and having them mate in order to produce stronger offspring
Answer:
D
Explanation:
selecting two horses and having them mate in order to produce stronger offspring.
What is the momentum of a 3 kg bowling ball moving at 3 ms?
1 kg. mis
3 kg. m/s
6 kg•mis
9kg. mis
Explanation:
We know that momentum is the product of mass and velocity so
Mass (m) = 3 kg
velocity (v) = 3 m/s
Now
Momentum
= m * v
= 3 * 3
= 9 kg. m/s
Hope you understood and hope it helps:)
The momentum of a 3 kg bowling ball moving at 3 m/s is 9 kg·m/s. Momentum is calculated by multiplying mass and velocity.
The momentum of an object is calculated by multiplying its mass (m) by its velocity (v).
In this case, you have a 3 kg bowling ball moving at 3 m/s, and you want to find its momentum (p).
The formula for momentum is:
Momentum (p) = mass (m) × velocity (v)
Now, you can plug in the values:
p = 3 kg × 3 m/s = 9 kg·m/s
So, the momentum of the 3 kg bowling ball moving at 3 m/s is 9 kg·m/s. This means that the bowling ball has a momentum of 9 kilogram-meters per second, which is a unit of measurement for momentum.
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The characteristics that distinguish phylum Annelida worms from simple worms include(s)
A. nephridia, a heart, and, in some cases, jaws.
B. the lack of a true digestive system.
C. metamerism.
D. nephridia, a heart, metamerism and, in some cases, jaws.
Answer: D. nephridia, a heart, metamerism and, in some cases, jaws.
Explanation:
Since the organism in Phylum Annelida worms and simple worms seems very common but they have may differences, which are as following:
Nephridia: Nephridia are the paired excretory organs that occur in the Annelida phylum. They discharge metabolic water from the body, I is not present in simple worms as roundworms.Heart: aortic arches are present in earthworms (Annelida), which pump blood out into the network of vessels that run in a circuit through the body. Metamerism: Metarism defines the segmented body characteristic of annelids which is not found in other simple worms. It is easily visisble in earthworms.Hence, the correct answer is D.
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In this activity, you will make a model of the water cycle.
Part A

Using the drawing tool, make a model that shows how the water cycle flows in this landscape. Draw arrows and label these processes:
* evaporation
* condensation
* transpiration
* groundwater
* surface runoff
* precipitation
(PICTURE INCLUDED)
Part B
In your diagram, identify objects that represent parts of Earth’s four spheres. Label these objects G (geosphere), B (biosphere), H (hydrosphere), and A (atmosphere). You may use letters more than once.
(PICTURE INCLUDED)
Part C
Explain how gravity plays a role in the parts of the water cycle shown in this model.
Part D
Explain how water changes state in your model.
Answer:
Answer directly form edmentum
Explanation:
The water cycle in the given landscape includes evaporation, condensation, transpiration, groundwater, surface runoff, and precipitation. Gravity has a significant role in driving water downward during precipitation, thereby creating surface runoff and groundwater. Water changes states by moving from a liquid to a gas and back to a liquid.
Explanation:The water cycle in the given landscape operates in the following manner:
Evaporation: Water from the hydrosphere (H), such as the lake in the landscape, gains energy from the sun and transforms into gas, rising into the atmosphere (A).Condensation: As the water vapor rises and cools in the atmosphere (A), it transforms back into liquid, forming clouds.Transpiration: Plants in the biosphere (B) also release water into the atmosphere (A) in the form of water vapor. Groundwater: Some of the precipitation percolates into the ground, replenishing the geosphere (G) as groundwater.Surface runoff: Some of the water from the precipitation flows on the surface of the geosphere (G), creating surface runoff which eventually returns to the hydrosphere (H), such as the lake.Precipitation: When the cloud becomes heavy, the water falls back to the ground as precipitation.Gravity plays a key role in the water cycle by pulling down precipitation from the atmosphere to the ground. This helps in the creation of surface runoff and groundwater. The water changes states in this model by moving from a liquid (in the lake and rainfall) to a gas (during evaporation) and back to a liquid (during condensation).
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A student sets up an experiment and wants to see if different amounts of fertilizer affect the growth of basil. They place 4 separate plants in 4 same-sized pots. Each pot receives the same soil, the same amount of light, and the same amount of water. They add no fertilizer to Pot 1, 10g of fertilizer to Pot 2, 20g to Pot 3, and 50g to Pot 4. What are the fixed variables in this experiment?
POT 1
soil, light, water, type of plant
amount of fertilizer
Answer:
pot size, soil, amount of light, type of plant, amount of water.
Explanation:
The fixed variables would be the pot size, soil, amount of light, type of plant, and amount of water.
There are three variables in a research experiment:
fixed variablesindependent variablesdependent variablesThe fixed variables in an experiment are those variables whose values are kept constant throughout the course of the experiment. They are also referred to as controlled variables.
Independent variables are the actual variables being measured during an experiment.
The dependent variables are the variables being tested during an experiment.
The fixed variables are kept constant so as to be able to measure the effects that the independent variable will produce on the dependent variables during an experiment.
Hence, in this case, the fixed variables would be the pot size, soil, amount of light, type of plant, and amount of water; the independent variable would be amount of fertilizer and the dependent variable would be a growth-determining factor.
Answer:
D, type of soil would be your answer
Explanation:
The growth depends on the type of soil only since the other variables are the same for both pots.
The basic weapon of an American soldier in Vietnam was the
'rifle.
Answer:
i dont understand what you were asking but i looked it up and found that One of the most common infantry weapons used by U.S. troops in Vietnam was the M-60 machine gun
Explanation:
Which tasks are commonly performed in Biotechnology Research and Development jobs? Check all that apply.
analyzing data
using laboratory tools
preparing meals for patients
recording results of experiments
prescribing medications
designing products and systems
treating patients
Answer:
1246 on edge 2020
Explanation
The tasks that are commonly performed in Biotechnology Research and Development jobs are as follows:
Analyzing data.Using laboratory tools.Recording results of experimentsDesigning products and systems.Thus, the correct options for this question are A, B, D, and F.
What is biotechnology?Biotechnology may be defined as a branch of modern science that significantly deals with microorganisms, plants, or animal cells or their derivative enzymes in order to produce products and processes useful to humans.
Biotechnology research and development tasks - some common tasks include the following: - gathering, recording, and analyzing data. -maintaining and using laboratory tools and equipment. -planning, organizing, and overseeing research studies and experiments.
The principle and fundamental role of biotechnology are to design equipment and devices, such as artificial internal organs, replacements for body parts, and machines for diagnosing medical problems.
Therefore, the correct options for this question are A, B, D, and F.
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Which of these factors would NOT disrupt Genetic Equilibrium? *
A.Small population size.
B.Random mating.
C.Predation.
D.Emigration of members of the population.
Answer:
C.Predation
This has nothing to do in disrupting what is already implanted in a being.
This is a graph of the mean, or average, number of beans eaten for every three days.
During Days 1–3, more red kidney beans were eaten.
During Days 4–6, more red kidney beans were eaten.
During Days 7–9, more red kidney beans were eaten.
Answer:
1-3:light
4-6:dark
7-9:light
Explanation:
Answer
1-3 light
4-6 dark
7-9 light
Explanation:
Which is a part of the process of speciation?
A. Interbreeding between species
B. Fixing alleles
c. Divergence
D. Increased gene flow
Answer:
Divergence
Explanation:
A part of the process of speciation is Divergence because emergence of one or more species.
How can speciation occur?Speciation refers to the emergence of one or more species from an ancestral population. This process, which involves mechanisms of genetic differentiation that prevent reproduction between two populations, can occur due to several factors, including geographic isolation and reduced gene flow.
So the part of the process of speciation will be the Divergence.
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How would the teeth of a carnivore, omnivore, and herbivore differ?
Answer:
The key difference between herbivores and carnivores and omnivores teeth is that herbivores teeth are used for cutting, gnawing, and biting while carnivores teeth are sharper and more suited to catching, killing, and tearing the prey. And omnivores teeth, because they eat both meat and plants, have a combination of sharp front teeth and molars for grinding.
Explanation:
Hope this helped
What percentage of our energy comes from non-renewable energy sources, like
fossil fuels?
Answer: Aprrox. 81%
Explanation:
81%
The United States gets 81% of its total energy from oil, coal, and natural gas, all of which are fossil fuels. We depend on those fuels to heat our homes, run our vehicles, power industry and manufacturing, and provide us with electricity.
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Wireless technology produces benefits and consequences for society. Which are consequences that result from
wireless technology? Check all that apply.
distracted driving
increased need for cybersecurity
easy access to entertainment
faster communication
instant access to information
Wireless technology has both positive and negative consequences. Negative consequences include distracted driving and increased need for cybersecurity. Positive ones are easy access to entertainment, faster communication, and instant access to information.
Explanation:The consequences that result from wireless technology are indeed varied. Important ones include distracted driving, which has emerged as people use mobile devices while on the road, often leading to accidents. In addition, the availability of wireless technology increases the need for cybersecurity because information transmitted wirelessly can be intercepted easily. However, not all results from wireless technology are negative. There's also the positive consequences like easy access to entertainment, faster communication, and instant access to information.
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50 POINTS ASAP!!!!!!!!
Each organism in a population produces more offspring than can survive. This is called ______ .
In order for natural selection to occur, populations must have_______ .
When the environment changes, nature selects favorable ________. Over time, these _______ in a population.
Answer:
Each organism in a population produces more offspring than can survive. This is called overproduction.
In order for natural selection to occur, populations must have variation
When the environment changes, nature selects favorable adaptions. Over time, these build up in a population.
Explanation:
Hope I helped! :) (Was correct on e d g e n u i t y 2020)
Why are organisms classified? to determine why organisms reproduce to determine what characteristics future organisms will have to determine how closely related organisms are to each other to determine the age of an individual organism
Answer:
c
Explanation:
my son did the assessment
In the previous question, you were asked to describe West Nile virus, how it spreads, and who is at the
greatest risk of becoming ill from it. Here, you will check you answers.
Which of the following did you include in your response? Check all that apply.
West Nile virus is transmitted to humans and other animals by mosquito bites.
Mosquitos get the virus from infected birds.
Those who become seriously ill from West Nile virus are often people over the age of fifty
These people are also at greater risk of developing a more severe form of the infection
DONE
) Intro
Q0000000
2 of 6
Answer:B and D
Explanation:
Just took it
Answer:
A,C,D
These are the answers :)
How does the respiratory system interact with the circulatory system?
A.
The respiratory system brings in carbon dioxide so the circulatory system can transport it throughout the body.
B.
The circulatory system transports oxygen that the respiratory system brings into the body.
C.
The respiratory system transports oxygen to the heart for the circulatory system.
D.
The circulatory system removes oxygen from the body to make room for carbon dioxide in the respiratory system.
Answer:
B
Explanation:
What is the respiratory system?
It is an organ that is responsible for the gaseous exchange of the body. Lungs are the main organ of this system.
Small balloon-like structures are found in the lungs called alveoli. They are surrounded by blood capillaries.
When a person inhales the pressure of alveoli increases and gas is transferred to the low-pressure capillaries.
From where the oxygen gas is transferred to the whole with the help of hemoglobin the RBCs.
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The lungs eliminate CO2 gas from the body.
True
False
Answer:
True
Explanation:
The lungs eliminate CO2 gas from the body.
what mechanical layer sits on top of the Asthenosphere
Answer: lithosphere
Explanation:
Which of the following increases genetic variation within a population and causes change
Answer:
organisms migrating in and out of a population
random changes in genetic traits over time
organisms choosing mates randomly
mistakes that occur in an organisms dna
16. Name the four different types of convenience breads and give a brief explanation of each one.
The four different types of convenience breads are sliced bread, bagels, tortillas, and muffins. Sliced bread is pre-sliced and commonly used for making sandwiches, while bagels have a dense and chewy texture and are often topped with seeds. Tortillas are thin, flatbread used in Mexican cuisine, and muffins are small cakes enjoyed for breakfast or snacks.
Explanation:The four different types of convenience breads are sliced bread, bagels, tortillas, and muffins.
Sliced bread: This type of bread is pre-sliced and packaged for easy consumption. It is commonly used for making sandwiches.Bagels: Bagels are a type of bread with a dense and chewy texture. They are typically round with a hole in the center and are often topped with various seeds.Tortillas: Tortillas are thin, flatbread made from wheat or corn flour. They are commonly used in Mexican cuisine for making tacos, burritos, and quesadillas.Muffins: Muffins are small, individual-sized bread-like cakes. They come in a variety of flavors and are often enjoyed as a breakfast or snack option.Learn more about Types of Convenience Breads here:https://brainly.com/question/32124809
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please help me answer these questions