The study of freshwater ecosystems is called limnology.
Lakes, rivers, ponds, springs, and streams are examples of freshwater. The study of these freshwater bodies is the focus of this subfield of biology. The functional connections between growth, adaptation, nutrient cycles, and biological productivity are all incorporated into this field of study.
Limnology is the scientific study of the ecosystem of freshwater. The Greek words "limne," which means lake, and "logos," which means "study," both come from the same word. It is the study of aquatic ecosystems in the interior. Inland freshwater bodies incorporate lakes, waterways, streams, supplies, lakes, springs, and so on. Additionally, it encompasses both standing and moving water bodies. It is the study of the physical, chemical, and biological characteristics of lakes and other freshwater bodies.
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in which way can human population growth result in a tragedy of the commons?
Answer:
All people rely on natural resources to live.People are Earth's greatest natural resource.
Explanation:
What is the largest organ in your body?
Answer:
On the inside of your body would be the Liver, overall would be the skin.
Explanation:
Look at scale images or medical diagrams and you will see.
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Which part of the cell theory refers to the flow of energy through a cell?to the flow of information through a cell?
Answer:
ATP is the energy.... .... .... ....
Prokaryotes can be divided by the way they obtain energy and nutrients. Which of the following correctly matches the name of a group of prokaryotes with the source of their energy and nutrition?aChemoautotrophs—from sunlight through photosynthesisbHeterotrophs—from molecules that contain sulfur or nitrogencPhotoautotrophs—from sunlight through photosynthesisdChemoautotrophs—from other organisms
Chemoaotrophs are organisms that obtain energy from inorganic molecules, they are able to use chemicals that are good electron donors, such as hydrogen, sulfur, or iron.
Heterotrophs are organisms that obtain energy from other organisms, i.e. they are organisms that eat plants or animals to live.
Photoautotrophs are organisms that obtain energy from light, these organisms are also called photosynthetic organisms.
How does diffusion occur in cells? Please submit your conclusion paragraph.
Diffusion is an essential process for the functioning of cells, as it allows for the exchange of materials and energy between the cell and its environment. Diffusion occurs when molecules move from an area of higher concentration to an area of lower concentration. This process occurs within the cell membrane, as molecules of solutes move across the membrane as well as through the membrane. Diffusion is important for the transport of substances across cells, which is necessary for metabolic processes and other essential functions. Diffusion is an important process that helps cells to maintain homeostasis.
Which is a biotic factor?
Answer:
a living organism that shapes its environment
Explanation:
hope this helps
The chemical reaction equation of photosynthesis is shown here
6CO2 + 6H20 + light → C6H12O6 + 6O2
What is whale’s favourite food?
Answer:
whale’s favourite food is krill, fish, zooplankton, phytoplankton, and algae. Some, such as the right whale, are called “skimmers”.
I think
The sun is an excellent example of an energy conversion taking place in the solar system. The atoms of hydrogen and helium in the sun fuse together, resulting in
the release large amounts of energy that is transferred to the earth as sunlight. In this example, which of the following best describes the type of potential to kinetic
energy conversion taking place?
a. Nuclear energy is converted to electrical energy
b. Chemical energy is converted sound energy
c. Chemical energy is converted to thermal energy
d. Nuclear energy is converted to radiant energy
Answer:
d. Nuclear energy is converted to radiant energy
Which of the following trait would indicate that an animal is more complex?
a) segmentation
b) intracellular digestion
c) blood vessels
d) shell
Of the given options, blood vessels would indicate that an animal is more complex. Blood vessels are a characteristic of complex animals such as vertebrates and some invertebrates, as they enable efficient transportation of oxygen, nutrients, and waste products throughout the body.
To explain the given answer , we can see :The presence of blood vessels also allows for the development of specialized organs and tissues, such as the heart, lungs, and brain. In contrast, segmentation, intracellular digestion, and shells are features found in a variety of animal groups, including both simple and complex organisms. Segmentation, for example, is found in annelids and arthropods, while intracellular digestion is present in many unicellular and multicellular organisms. Shells are found in a wide range of invertebrates, from snails to crustaceans. Therefore, while these traits may be important for specific functions or adaptations, they do not necessarily indicate a higher level of complexity in an animal .
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According to the question intracellular digestion would indicate that an animal is more complex.
What is intracellular digestion?Intracellular digestion is the process by which cells break down and absorb nutrients and other molecules. This process is also known as endocytosis. Intracellular digestion occurs through a number of mechanisms, including phagocytosis, pinocytosis, and receptor-mediated endocytosis. In phagocytosis, a cell engulfs a particle or molecule, such as a virus, and then digests it within its membrane-bound vacuole. Pinocytosis involves the uptake of small particles or molecules into the cell through tiny vesicles. Receptor-mediated endocytosis is a process in which specific molecules are taken up into the cell by binding to receptors on its membrane. The molecules are then engulfed and transported into a compartment within the cell, where they are broken down by enzymes.
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Mendel performed dihybrid crosses in which the P generation had more than one characteristic that differed. If a dihybrid cross is made in which the parents were YYTT and yytt, what is the probability that the offsping will show the dominant
phenotype for both traits? Hint: You don't need to use a Punnett Square to solve this.
1. 0%
2. 25%
3. 50%
4. 75%
5. 100%
Answer:
The correct answer is -Option 5. 100%
Explanation:
In this dihybrid cross, Parents are crossed that are a true breed which means they either have dominant alleles or recessive for all the traits. Parent one is having dominant alleles YYTT and parent 2 is having alleles recessive for the trait yytt.
They both parents form gametes that are YT and yt which leads to heterozygous offspring for the traits as there is a single copy of each allele for each trait.
Thus, the offspring will have YyTt genotype in all offspring which express the dominant phenotype.
The gram reaction provides very important information for both clinical and laboratory settings. Why is the gram reaction important to the physician (clinical) and what information does the gram reaction provide the the laboratory technician?
Answer:
The gram reaction is an important tool for identifying bacterial species based on their cell wall composition. The gram-positive bacteria have thick peptidoglycan cell walls that stain purple with the crystal violet stain, while the gram-negative bacteria have thinner peptidoglycan cell walls and an outer membrane that stains pink with the counterstain safranin.
For the physician, the gram reaction can help guide antibiotic therapy since gram-positive and gram-negative bacteria are often susceptible to different classes of antibiotics. Knowing the gram reaction of a bacterial species can also help the physician determine the likely pathogenicity of the bacteria and the severity of the infection.
For the laboratory technician, the gram reaction is an important initial step in bacterial identification. It can help narrow down the possible bacterial species and guide further testing. Additionally, the gram reaction can provide important information about the bacterial cell wall, which can be useful in understanding the bacterial physiology and in developing new antibiotics.
Hope this helps!
Which governmental level usually administers permitting and regulation of land use?
Answer: Local Governments
Explanation:
Generally, local governments have a large degree of autonomy to control land use within their jurisdictions. States typically grant them the authority to pass ordinances and regulations as long as they do not conflict with other laws. Furthermore, all states give municipalities the power to enact zoning regulations. In 15 states, state legislation also requires municipalities to adopt a Comprehensive Plan. Similarly, in 8 states local governments are required to adopt Local Zoning Ordinances.
Pay attention to capitalization and
1. is/ the environment. / Growing/essential/trees/ for
2. costs. /Smart/ electricity/reduce / buildings
3. from / do not eat / Vegetarians / any food / that comes / animals.
These are the statements with correct capitalization and punctuation:
Growing trees is essential for the environment.Smart buildings reduce electricity costs.Vegetarians do not eat any food that comes from animals.Why is the environment important?Growing trees is essential for the environment. Trees provide many benefits to the environment, including: Reducing air pollution, Providing shade, Improving air quality, Providing habitat for wildlife, Storing water, Reducing noise pollution.
Smart buildings reduce electricity costs. Smart buildings are designed to use energy efficiently, which can help to reduce electricity costs. Some of the ways that smart buildings can reduce energy use include: Using motion sensors to turn off lights when no one is in a room, Using automatic blinds to control the amount of sunlight that enters a room and Using energy-efficient appliances and lighting.
Vegetarians do not eat any food that comes from animals. This includes meat, poultry, fish, and seafood. Vegetarians may choose to eat a vegetarian diet for a variety of reasons, including: To improve their health, To reduce their environmental impact, To be more compassionate towards animals.
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Complete question:
Pay attention to capitalization and punctuation
1. is/ the environment. / Growing/essential/trees/ for
2. costs. /Smart/ electricity/reduce / buildings
3. from / do not eat / Vegetarians / any food / that comes / animals.
Write a short (2 page) report that includes a Methods section and a Discussion of this data. In the Methods section, describe the data and how you would use them to deduce relationships among different populations. In the Discussion, draw a conclusion about whether domesticated dogs came from different wolf lineages, or all came from the same one. Use your experience with the simulated dogs in this lab to justify your methods and conclusions.
Sandra and John have a flock of 4500 sheep, and they started to concern about the wool color after the flock has been closed for random breeding/mating for an extended period. One day, they have counted and found that 950 sheep were white, and the remainders were black. Assume that black wool is controlled by a single locus and the allele for black color is completely dominant to white. Let B represent the black allele and b represent the while allele. Assume HW equilibrium,
A) What is the observed genotypic frequency for the bb genotype?
B) What are the expected gene frequencies for B and b alleles?
C) What are the expected genotypic frequencies and counts for each of the three genotypes?
Answer:
Part A:
Frequency of bb genotype=0.2111
Part B:
Frequency of B alleles is denoted by x=0.5407
Frequency of b alleles is denoted by y=0.4593
Part C:
Frequency of BB genotype=0.2924
Frequency of bb genotype=0.2111
Frequency of Bb genotype=0.4966
Explanation:
Given:
Total Sheep= 4500
White Sheep=950
B for black allele
b for white allele
Part A:
\(Frequency\ of\ white\ sheep=\frac{White\ Sheep}{Total\ Sheep}\)
\(Frequency\ of\ white\ sheep=\frac{950}{4500}\\Frequency\ of\ white\ sheep=0.211\)
Frequency of white sheep= Frequency of bb genotype=0.2111
Further:
Let frequency of b alleles is denoted by y.
\(Frequency\ of\ white\ sheep=y^{2}= 0.211\\y=\sqrt{0.211}\\y=0.4593\)
Frequency of b alleles is 0.4593.
Part B:
Sum of the frequencies of B and b alleles is 1
Let frequency of B alleles is denoted by x
Let frequency of b alleles is denoted by y
x+y=1
y is calculated in part A and has value=0.4593
x+0.4593=1
x=1-0.4593
x=0.5407
Frequency of B alleles is denoted by x=0.5407.
Frequency of b alleles is denoted by y=0.4593.
Part C:
Three genotypes are BB, Bb, bb
In case of three genotypes frequency is:
\(F=x^2+2xy+y^2\)
Now \(x^2\\\) is for BB genotypes
From Part B;
x=0.5407
\(x^2=(0.5407)^2\\x^2=0.2924\)(Frequency of BB genotype)
Now \(y^2\\\) is for bb genotypes
From Part A:
y=0.4593
\(y^2=(0.4593)^2\\y^2=0.211\) (Frequency of bb genotype)
From above frequency Formula:
Now \(2xy\) is for Bb genotype:
2*x*y=2*0.5407*0.4593
2*x*y=2*0.2483=0.4966 (Frequency of Bb genotype)
9. Javier is a navigator for the navy His ship has just lost all power in the middle of the ocean, including access to your GPS. Which astronomical tool would be MOST helpful in this situation?
A park is rectangular with a length of 1/2 miles. If the area of the park is 6/8 square miles, what is its width? Input your answer as a fraction.
giving 40 points! please help soon <33
Answer:
use ch.at gpt for homework answers
Explanation:
Let's denote the width of the park as "w" miles. According to the given information, the length of the park is 1/2 miles and the area of the park is 6/8 square miles.
The area of a rectangle is given by the formula: Area = Length × Width
Given that the length of the park is 1/2 miles and the area of the park is 6/8 square miles, we can set up the following equation:
1/2 * w = 6/8
To solve for "w", we can multiply both sides of the equation by 2 (to eliminate the fraction):
2 * (1/2 * w) = 2 * (6/8)
w = 12/8
Now, we can simplify the fraction w = 12/8:
w = (12 ÷ 4) / (8 ÷ 4)
w = 3/2
So, the width of the park is 3/2 miles.
What organism that does photosynthesis will you have in your aquaponics system?
Hello! In an aquaponics system, you can have various organisms that perform photosynthesis, such as algae, duckweed, and aquatic plants like watercress, lettuce, and basil. These organisms are important in the system as they convert carbon dioxide into oxygen, which is essential for the survival of the fish in the system. Additionally, they also help in removing excess nutrients from the water, thereby improving water quality.
Which of these chemixals contain a carbon carbon double bond
A. C2H6
B.C2H4
C. C2H2
The chemical containing a carbon-carbon double bond from the given options is B. C2H4. A carbon-carbon double bond is a chemical bond between two carbon atoms in which two pairs of electrons are shared.
A double bond is a chemical bond in which two pairs of electrons are shared between two atoms, resulting in a shorter and stronger bond than a single bond.C2H6 is ethane, which contains only single bonds, C2H2 is acetylene, which contains a triple bond, while C2H4 is ethene, which contains a double bond. Therefore, the correct answer to this question is B. C2H4 contains a carbon-carbon double bond. Option B is correct.
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PLEASE HELP !! ILL GIVE BRAINLIEST *EXTRA 40 POINTS* DONT SKIP :(( .!
Answer:
Relative Dating of rock layer
Which of the following is true about the pulmonary systemic circulation?
The correct answer is C). In pulmonary circulation, veins carry oxygen-rich blood from the lungs into the heart. Later on this oxygenated blood will be distributed to the rest of the body.
HELP !
A DNA strand is provided below. What will be the resulting strand if transcription of
this DNA
occurs? Note: A codon chart has been provided for you
5' T-A-C-C-G-T-A-G-G 3'
Answer:A –U –G –G –C –A –U –C –C
Explanation: it right
Which stage in the life cycle of a plant is represented in this picture? (2 points)
cones from a pine tree
© Chushkin / iStock 2018 a
Adult plant b Seed c Seedling Sprout d
The presence of cones indicates that the plant has already gone through the seedling and sprout stages and has reached maturity.
What is Seeding?
Seeding refers to the process of planting seeds in order to grow new plants. It is an important part of the life cycle of plants and is essential for the continuation of their species. The seed contains all the genetic information and nutrients necessary for the growth and development of the plant. Once the seed is planted, it begins to germinate, and a new plant begins to grow. Seeding is used in agriculture, gardening, and horticulture to produce crops, flowers, and other plants.
Plants have a life cycle that begins with the seed stage and progresses through several stages to reach maturity as an adult plant. The seedling stage comes after the seed stage, during which a sprout emerges from the seed and starts growing into a young plant. As the plant grows, it eventually reaches maturity, which is the adult plant stage.
The stage in the life cycle of a plant represented in the picture is the adult plant stage. The cones are reproductive structures that contain seeds and are only produced by mature, adult plants.
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If 622 water molecules were removed during the synthesis of a specific polysaccharide, how many monomers were joined together to make this molecule? need help please and thank you
Answer:
623 monomers
Explanation:
In a dehydration synthesis reaction, one water molecule is removed for every bond that is created between 2 monomers.
Linking 3 monomers together would remove 2 water molecules.
Following this pattern, the number of water molecules removed will always be one less than the number of monomers that were joined together.
So, if 622 water molecules were removed, then 623 monomers were joined together.
The answer is 623 monomers.
I NEED HELP PLEASE PICTURE ABOVE
Does every gene combination show up in the offspring?
Answer:
Answer!
Explanation:
Okay so, genes come in different varieties; which are called allele. somatic cells contain two alleles for every gene, with one allele provided by each parent of an organism. BUT, an allele that is hidden, or not expressed by an organism, can still be passed on to that organism's offspring and expressed in a later generation.
During meiosis I, chromosomal pairs randomly align along the metaphase plate. Each chromosome pair member carries one allele for each gene. Every gene combination shows up in the offspring.
Chance determines which of the 23 homologous pairs of both parents' chromosomes are inherited. The possible combinations of 23 chromosomal pairs total 8,324,608. As a result, the chromosomal combinations of two gametes are almost never identical.
Actually, each parent has two distinct gene pools. Additionally, only half of each parent's DNA is passed on to their offspring. and that the randomness of the portion that is passed down. All of these factors work together to guarantee that every child has a distinct collection of genes.
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What type of rock forms when magma cools?
A. Limestone
B. Metamorphic
C. Sedimentary
D. Igneous
Answer:
Extrusive Igneous Rocks the answer, meaning its option D. Good luck
Are most mutations bad?
Answer:
Mutational effects can be beneficial, harmful, or neutral, depending on their context or location. Most non-neutral mutations are deleterious. In general, the more base pairs that are affected by a mutation, the larger the effect of the mutation, and the larger the mutation's probability of being deleterious.
Explanation:
Answer:
It depends, not all mutations are bad.
Explanation:
Some mutations don't affect anything and remain coding for the same gene so it ends up being the same even if it wasn't mutated in the first place.
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Places where water is stored on Earth and their respective phases:
Oceans and seas - LiquidGlaciers and ice caps - SolidRivers, lakes, and ponds - LiquidGroundwater - LiquidAtmosphere - GasWhat is the water cycle?The water cycle, also known as the hydrological cycle, is the continuous movement of water on, above, and below the surface of the Earth.
It describes the process of how water evaporates from the surface of the Earth, rises into the atmosphere, cools and condenses into clouds, and falls back to the surface as precipitation.
Seven processes involved in the water cycle and their definitions:
Evaporation - The process by which liquid water changes into water vapor, which is a gas, due to heat energy from the sun.Transpiration - The process by which plants release water vapor into the atmosphere through their leaves.Condensation - The process by which water vapor changes into liquid water, forming clouds in the atmosphere.Precipitation - The process by which water falls from the atmosphere to the surface of the Earth in the form of rain, snow, sleet, or hail.Infiltration - The process by which water enters the soil and percolates downward to become groundwater.Runoff - The process by which water flows over the surface of the Earth and into streams, rivers, and oceans.Sublimation - The process by which ice changes directly into water vapor, without passing through the liquid phase. This occurs in high altitude areas with low humidity.Learn more about the water cycle at: https://brainly.com/question/25796102
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