Answers
Answer:
good for you lol
Explanation:
Related Questions
Why do cats have such scratchy tongues? (Will give Brainliest)
Answers
Answer:
so they can drink water and get food without it getting out of there mouth and also help the other cats groom
what is a ecosystem
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Answer:
An ecosystem is a geographic area where plants, animals, and other organisms, as well as weather and landscape, work together to form a bubble of life
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In this project, you will make a graphic to help you understand who the producers and consumers are. You can make your graphic in any way that makes sense to you; a bulleted list, a pyramid, a Venn diagram, etc. Your graphic should be clear and easy to understand. You can create it in a Word document, Power Point Presentation, Publisher, or any other graphics program that you are familiar with. Do additional research if you need to find out about any words on the list.
Click here to make a printout of a pyramid.
From the following list, Separate out the producers. Make sure you have clearly labeled this group.
acorns
deer
mice
apple
trees
eagles
owls
cabbage
frogs
potatoes
carrots
grains
rabbits
chickens
grass
squirrels
corn
horses
wolves
cows
lettuce
worms
Next, separate out the plant eating consumers. These are the ones that eat only producers. Make sure to label this group clearly. Last, separate out the predators, making sure to label this group clearly in your presentation. After completing the lab, respond to the following questions:
Were there more producers than consumers and more consumers than predators on your pyramid? Why or why not? Were there any that could have fit in more than one category?
A mouse eats 100 times his own weight in grain in a lifetime. You can see that plants must produce a great amount of food for just one mouse. What do you think would happen if grain was no longer available for the mouse to eat? How would it affect other organisms in your ecosystem?
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Answer:
Producers:
Acorns (produced by oak trees)Apples (produced by apple trees)Cabbage (a leafy green vegetable cultivated as an annual plant)Potatoes (tubers produced by the potato plant)Carrots (root vegetables, usually orange in color)Grains (wheat (produced by wheat plants), barley (produced by barley plant), etc.)Grass (produces seeds and is a primary food source for many herbivores)Corn (a cereal plant that yields large grains, or kernels, set in rows on a cob)Lettuce (a leafy green plant grown for its often-crunchy leaves)Trees (producing oxygen as a byproduct of photosynthesis and also yielding food items like fruit and nuts)Plant-eating Consumers (Herbivores):
Deer (eat various plants and fruits, they are herbivores)Rabbits (eat grass, roots, and leafy greens; they are herbivores)Horses (eat grass and grains; they are herbivores)Cows (eat grass and grains; they are herbivores)Squirrels (primarily eat acorns, grains, seeds, and fruits)Mice (eats mainly plants, seeds, grains, fruits, and vegetables)Chickens (often fed grains, vegetables, and fruits)Predators (Carnivores):
Eagles (predatory birds that feed on smaller animals; they are carnivores)Owls (nocturnal birds that prey on small mammals, birds, and insects; they are carnivores)Wolves (carnivorous mammals that prey on deer, rabbits, and other smaller animals; they are carnivores)Frogs (amphibians with a carnivorous diet, eating insects, small mammals, small fish, spiders, and worms)Detritivores (although not mentioned in the question, they are crucial in every ecosystem):
Worms (in general, worms are classified as detritivores).To answer your questions:
In this bulleted list, there are more producers than consumers and more consumers than predators. This is typical of most ecological pyramids because each level depends on the one below it for food. There are always fewer organisms at the top of the pyramid because energy is lost at each level due to the laws of thermodynamics.For example, squirrels can be considered both plant-eating consumers (as they eat acorns, tree bark, and fruits) and potential predators (as they can be omnivorous, eating small insects and bird eggs). Similarly, mice can be categorized as plant-eating consumers, but they can also be omnivorous, consuming insects and occasionally the remains of deceased animals.If grain was no longer available, the mouse population would be significantly affected. Mice rely heavily on grains for their energy and nutrition. If this food source were suddenly unavailable, the mice would either need to find another food source, like fruits or vegetables, or their population would likely decrease due to starvation. This change would also impact other levels of the ecosystem. Predators who rely on mice as a food source, like owls and snakes, would find fewer prey available, which could lead to a decrease in their populations as well. Conversely, without mice consuming as much grain, the grain population might increase. However, other herbivores who also eat grains might proliferate, taking advantage of the increased food source and maintaining a balance. This hypothetical situation demonstrates the delicate balance of ecosystems and the potential cascading effects that can occur from changes at any level of the food web.what is the main difference between vertebrates and invertebrates
Answers
Answer:
vertebrates have backbone and invertebrates don't have backbone
vertebrates eg; goat,fish,cow
invertebrates eg: jelly fish ,snail, earthworm
Answer:
Invertebrates are those that do not possess a vertebral column or backbone while Vertebrates are those where vertebral column or backbone is present.
Invertebrates are those that do not possess a vertebral column or backbone while Vertebrates are those where vertebral column or backbone is present.The main difference between vertebrates and invertebrates is that invertebrates, like insects and flatworms, do not have a backbone or a spinal column. Examples of vertebrates include humans, birds, and snakes.
According to the article, why did scientists come to the conclusion that the solar nebula played a role in the formation of Earth's
water?
O
The solar nebula are clouds of gas and dust left over from the formation of the sun, and the clouds were
filled with water that came to Earth.
O
Samples from deep within the Earth did not have the same deuterium levels as asteroids do, leading
scientists to look at solar nebula gas.
Scientists decided the solar nebula was a possible explanation after ruling out the idea that asteroids
and comets affected the formation of Earth's water.
O
The chemical signature in the oceans' water matched better with the chemical signature found in the
asteroids that came from the solar nebula.
Answers
Answer:
same deuterium levels as asteroids do, leading
scientists to look at solar nebula gas.
Scientists decided the solar nebula was a possible explanation after ruling out the idea that asteroids
and comets affected the formation of Earth's water.
Instructions: For each of the following testable questions, you must write an experiment proposal in which you will place the materials you will need, identify dependent, independent, and constant variables and explain the steps of how you would carry out the experiment in order to have an answer to the question.
You can search online for more information on the question asked to understand how to make an experiment proposal for it. Remember everything you need to do an experiment:
Deciding what and how to measure, observe, and sample. That is the definition of variables (dependent and independent).
Developing or selecting procedures/tools to measure and collect data.
Documenting and systematically recording results and observations.
5. How does the presence of natural parks around urban areas affect the temperature of these areas?
Materials:
Variables:
Independent:
Dependent:
Constant:
Procedure: List the steps we followed to carry out the experiment and how you will collect the data from it.
Answers
Independent variable - Location of the natural park
Dependent variable - The temperature of the area
Constant - Time over which the measurement is taken.
Materials - Thermometer
What is an experiment?The term experiment refers to the times in which we try to obtain the effect of the independent variable on the dependent variable. The variable that we manipulate in an experiment is the independent variable while the variable that is altered as we conduct the experiment is the dependent variable.
Now we are trying to perform an experiment that tends to evaluate the effect of the presence of natural parks around urban areas on the temperature of these areas.
In this case, we have to make a list of at least five natural parks that are located around urban areas and monitor the temperature over each of the areas at regular intervals over a fixed period of time.
In this case;
Independent variable - Location of the natural park
Dependent variable - The temperature of the area
Constant - Time over which the measurement is taken.
Materials - Thermometer
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please help anyoneeeee
Answers
Answer:
263,5
Explanation:
First beam 60 g, second 200 g and third 3,5 g. It is 263,5 g together.
Differences between bacteria and plants
Answers
Answer:
Main Difference – Plant Cell vs Bacterial Cell
Explanation:
The plant cell is a eukaryotic cell whereas the bacterial cell is a prokaryotic cell. The main difference between plant cell and bacterial cell is that plant cell contains membrane-bound organelles whereas bacterial cell lacks membrane-bound organelles.
Answer..
Describe the main elements of the process through which the immune system
distinguishes self from nonself.
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The main elements of the process through which the immune system distinguishes self from nonself include recognizing and responding to foreign antigens, and maintaining tolerance to self-antigens.
The immune system has the ability to recognize and respond to foreign antigens, which are typically molecules that are not present in the body's own tissues. The immune system uses a variety of mechanisms to recognize foreign antigens, including the ability of immune cells to detect patterns that are characteristic of pathogens, and the ability of immune cells to recognize specific molecules on the surface of foreign cells.
When the immune system detects foreign antigens, it responds by mounting an immune response that is tailored to eliminate the pathogen or foreign substance. This response may involve the production of antibodies, the activation of immune cells, or other mechanisms.
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If you tossed a coin a total of ten times and got a total of three
heads, what is the probability of tossing heads in your next
toss?
Answers
Answer:
The probability of exactly 3 heads in 10 tosses is 1201024.
The probability that result will be head in the next toss is 1/2.
What is Probability?This is a mathematical term which is used to describe how likely an event is to occur or how true a proposition is. In this scenario, we have two variables which are head and tail.
The probability probability of tossing heads in your next toss is therefore
1/2 = 50% chance.
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OP.7
1. What are three main parts that make up a nucleotide
Answers
Answer:
A nucleotide consists of a sugar molecule (either ribose in RNA or deoxyribose in DNA) attached to a phosphate group and a nitrogen-containing base. The bases used in DNA are adenine (A), cytosine (C), guanine (G), and thymine (T).
A population of jaguars starts with 200 individuals. Within the year, 40 jaguars are born; 30 jaguars die, 30 immigrate, and 10 emigrate. What is the final population after a year? (Enter ONLY your numeric answer) *
Answers
200+40-30+30-10=230
A pedigree chart is used to _______. (3 points)
A: predict percentage of offspring with a trait
B: predict genotypic probabilities
C: track inherited traits through generations
D: identify the genotype of parents
Answers
Answer:
A pedigree chart is used to track inherited traits through generations (option C).
Explanation:
A pedigree chart is a graphical representation, similar to a family tree, showing specific traits present in parents, children and relatives. It is a diagram commonly used in genetics.
A certain phenotype, product of genetic traits, is represented in a pedigree chart by pre-established symbols, which is useful for tracking inherited traits through generations.
The other options, predict percentage of offspring with a trait , predict genotypic probabilities or identify the genotype of parents require a Punnett square to be identified.Answer:
c is the ansewer because i got this on my test
Explanation:
What is a dominant gene?
A gene that is identical in most of the world's population.
A gene that does not change from generation to generation.
A gene with a mutation that affects the surrounding genes.
A gene that is always expressed physically when present.
Answers
Answer:
1 or A
Explanation:
Don't trust me but that's what i think because dominance is the phenomenon of one variant of a gene on a chromosome masking or overriding the effect of a different variant of the same gene on the other copy of the chromosome. The first variant is termed dominant and the second recessive.
Blank provide energy to the ecosystem and convert carbon dioxide into oxygen
A predators
Bheterotrophs
C autotrophs
D consumers
Answers
Answer:
Autotrophs
Explanation: Pennfoster
Compare and contrast trends in participation in sport and active leisure
Answers
The active leisure industry is a group of activities, events, and activities that combine fitness and outdoor activities. These activities are usually non-structured, non-competitive, and promote an active, healthy lifestyle.
Adult sports and activities include walking, fitness or gym, running or athletics, swimming, cycling, bushwalking, football or soccer, and yoga.
In today’s world, Physical Activity (PA) is no longer just a personal and individual choice; it is a social and political necessity. Its importance is recognized by public health authorities and governments around the world, which has led to an increase in PA activity (mainly due to the growing awareness of the negative health impacts of a lack of physical activity).
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As we discussed, plesiadapiforms were initially interpreted as being the first primates. They were then interpreted as being outside the direct primate lineage because they lacked many of the key traits that define the primate order. This debate continues today. Given what you know about the defining traits found in most living primates, describe four traits you think should be found in the earliest primates. What advantages would these traits have provided the first primates
Answers
Answer and Explanation:
Primates must have long, strong fingers capable of supporting their own body weight when they need to climb, the ability to climb trees and stereoscopic vision. These skills help primates not only to survive in the wild, but facilitate the obtaining of food, resistance to predators and reproduction, these characteristics being the most favorable to maintain the continuation of the active species and competitiveness among members of the species.
while hiking, you must push aside thick branches that are near your face. one of them rips the skin on your arm and you begin to bleed from the cut. which of the following plays an important role in initially protecting you from infection?
Answers
The first line of defense against pathogens is mechanical barriers, which physically prevent pathogens from entering the body. The skin is very crucial to infection.
The most significant mechanical barrier is the skin. In actuality, it is the body's most crucial line of defense. Pathogens find it highly challenging to enter the skin's outer layer because of its toughness. At body openings, mucous membranes act as a mechanical barrier. Pathogens cannot enter the body because of mechanical barriers, which include the skin, mucous membranes, and bodily fluids like tears and urine. Pathogens on bodily surfaces are eliminated by chemical barriers, such as the enzymes in saliva, perspiration, and sperm. The components of innate immunity include physical barriers (epithelial tight junctions, tight junctions in the skin), biological barriers (such as infection)
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why i cant use blood agar with Catalase test?
Answers
Catalase is the enzyme that breaks hydrogen peroxide (H2O2) into H2O and O2. ... If using colonies from a blood agar plate, be very careful not to scrape up any of the blood agar— blood cells are catalase positive and any contaminating agar could give a false positive.
Answer:
Catalase is the enzyme that breaks hydrogen peroxide (H2O2) into H2O and O2. .
Explanation:
If using colonies from a blood agar plate, be very careful not to scrape up any of the blood agar— blood cells are catalase positive and any contaminating agar could give a false positive.
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6. Answer the following analysis questions regarding the food webs for your ecosystem: a. If a great number of producers within the ecosystem died, how would this affect the numbers of the other organisms within the ecosystem? b. If all but a few tertiary consumers within the ecosystem died, how would this affect the numbers of the other organisms within the ecosystem?c. If many new plants and trees are introduced into the ecosystem, how will this affect the numbers of the other organisms within the ecosystem? d. If half of the primary consumers have a disease and die, how will this affect the numbers of the other organisms within the ecosystem?The chosen ecosystem: pondsPonds are a type of freshwater ecosystem that has shallow and slow-moving water (is lentic), and, because it's shallow, light can reach the bottom of it.Some organisms that we can find living in a pond are the following:Water liliesFrogsTurtlesFishGeeseDragonfliesAlgaeCyanobacteriaDucksWater snailDuck potatoEarthwormsMosquitosPond skaterNewtsMosquito fern/fairy mossDuckweedsWatersnakeSalamandersWater beetleProducers include water lilies and duck potato. Consumers include ducks, frogs, pond skaters, water beetles, water snails, fish, water beetles, water scorpion, dragonflies, mosquito, duckling, leech, newt, and tadpole.
Answers
We know that producers are those kinds of organisms that use the sunlight to grow, like plants, algae, and phytoplankton. At the same time these organisms increase their biomass, other organisms can feed up on them. Considering the A part of the question, if a great number of producers (like water lilies and duck potatoes) within the ecosystem dies, the number of other organisms within the ecosystem would decrease, since they wouldn't find any more resources for their survival, such as nutrients. Considering the B part of the question, if all but a few tertiary consumers within the ecosystem dies, the number of other organisms in the ecosystem would increase, especially the ones which they feed on, such as primary and secondary consumers. Considering the C part of the question, if many new plants and trees are introduced into the ecosystem, probably the number of the other organisms would increase, since they would use those new resources to do their activities, such as feeding and finding a couple. And considering the D part of the question, if half of the primary consumers have a disease and die, the number of primary producers would increase, due to the not-consumed resources, and the secondary and tertiary consumers would decrease in number, due to the unavailability of their preys.
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3.Looking at the heat circulation in the ocean, what might happen to it if large amounts of cold water are added in the Polar Regions as glaciers melt?
4.Based on your response above, what effect could this have on the climate in your area?
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Answer:
1. In the given question, if large amounts of water are supplemented in the Polar Regions as glaciers melt then the warm water will exhibit a more difficult time in flowing towards north.
2. The effect it could impart in the area is that the local temperature would increase more.
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A bowling ball sinking and a ping pong ball floating in water are examples of which kind of property?
a. mass
b. density
c. length
d. weight
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short paragraph about how understanding the different parts of the brain
Answers
Answer:
Cerebrum: is the largest part of the brain and is composed of right and left hemispheres. ...
Cerebellum: is located under the cerebrum. ...
Brainstem: acts as a relay center connecting the cerebrum and cerebellum to the spinal cord.
The largest part of the brain, the cerebrum initiates and coordinates movement and regulates temperature. Other areas of the cerebrum enable speech, judgment, thinking and reasoning, problem-solving, emotions and learning. Other functions relate to vision, hearing, touch and other senses.
list 7 things that hormones regulate.
Answers
Answer:
heart rate
metabolism
mood
appetite
reproduction
sleep cycles
growth
Explanation:
5. Albinism is a failure to produce the enzyme needed to make melanin. It is recessive to normal pigmentation. An albino woman whose father is albino and mother normal, marries a normal man, one of whose parents is normal and the other albino. He has an albino sister. The couple have a normal daughter. Identify all genotypes and phenotypes. What is the probability of a heterozygous dominant parent and a recessive parent having an affected boy if a particular trait is autosomal recessive?
Answers
The genotypes that are involved are AA and aa
The probability of a hete--rozygous dominant parent and a recessive parent having an affected boy if a particular trait is autosomal recessive is 50%
What is albinism?We can infer that the daughter must have the genotype Aa given that the dominant allele (A) is required for normal pigmentation and the couple has a daughter who is normal.
Let's think about the following in relation to the second query concerning the likelihood of an affected boy having het---erozygous dominant parent (Aa) and a recessive parent (aa) if the trait is autosomal recessive:
The affected boy would need both copies of the recessive gene (aa) if the characteristic is autosomal recessive in order to display it.
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The pointy, inferior part of the heart is the ____ while the _____ is much broader with multiple blood vessels entering and exiting from the region.
A. Base; apex.
B. Apex; base
C. Auricle; septum
D. Septum; auricle
Answers
The pointy, inferior part of the heart is the _apex___ while the __base___ is much broader with multiple blood vessels entering and exiting from the region.
Which best defines meroplankton?
O organisms that spend their entire life as plankton
O organisms that spend their larval or juvenile stage as plankton
O organisms that are holoplankton
Oorganisms that are phytoplankton
Answers
Organisms that are holoplankton. Meroplankton are a diverse group of aquatic organisms with life cycles that include both planktonic and benthic stages.
The larval stages of bigger organisms make up a major portion of the meroplankton. Holoplankton, which are planktonic organisms that remain in the pelagic zone as plankton during their entire life cycle, can be compared with meroplankton.
Many meroplankton go on to the nekton or adopt a benthic (typically sessile) existence on the bottom after spending some time in the plankton. Benthic invertebrate larval stages make up a large component of planktonic populations. For many benthic invertebrates, the planktonic larval stage is very important for the dispersal of their young.
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Compare the size of force due to static,sliding and rolling friction between two surface
Answers
Option 3 is correct, i.e. Rolling friction is smaller than the sliding friction.
● The opposing forces that are experienced by objects when moving against each other are termed as friction.
● Static friction, sliding friction and rolling friction are the resistances experienced by stationary, moving and rolling objects respectively.
● Since static friction keeps an object stationary, it is the maximum.
● Rolling friction, on the other hand, provides the least resistance as the contact time and contact area between the two surfaces is the least.
Therefore, static friction is the strongest form of frictional force followed by sliding friction which is weaker than static but stronger than rolling friction.
After germinating, a plant must before it is ready to flower. A wither B. decompose C. grow to maturity D. do nothing
Answers
Answer:
C. Grow to maturity
Explanation:
I am 99% sure hope it helps
Which phrase describes an example of a model?
a microscope that is used to observe a cell
a volcano that can explode made for a science fair project
a review paper that explains how a plant species grows
a news report that communicates information about climate change
Answers
The phrase that describes an example of a model is "a review paper that explains how a plant species grows". Therefore, option (C) is correct.
A model is a representation or description of a system, process, or phenomenon that is used to help understand or predict how it works.
A review paper that explains how a plant species grows can be considered a model because it provides a conceptual framework for understanding the processes involved in plant growth. Therefore, option (C) is correct.
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