Where are estuaries found?
Answers
Answer:
Well.
Explanation:
Estuaries are found on the coast, where freshwater (ie a river) has access to the ocean.
(An example would be a salt marsh, that is close to the coast).
Related Questions
Urgent, 100 Points
Duchenne muscular dystrophy (DMD) is an X-linked recessive monogenic disorder. Typically, the disease only occurs in boys, who, on average, die before the age of 20. Calculate the probability of a woman having a child with DMD if: (a) her brother has DMD; (b) her mother's brother has DMD; (c) her father's brother has DMD. Provide a solution.
Answers
Answer:
To calculate the probability of a woman having a child with Duchenne muscular dystrophy (DMD) based on specific family scenarios, we need to consider the inheritance pattern and the individuals involved.
DMD is an X-linked recessive disorder, meaning it is caused by a mutation on the X chromosome. Since women have two X chromosomes, they have a higher chance of being carriers of the DMD mutation without necessarily showing symptoms of the disease. Men, on the other hand, have one X and one Y chromosome, so if they inherit the DMD mutation, they are more likely to exhibit symptoms of the disease.
(a) If the woman's brother has DMD:
In this case, the woman is a carrier of the DMD mutation, as her brother has the disease. The probability of her having a child with DMD depends on the inheritance of the X chromosome.
There is a 50% chance that the woman will pass on the DMD mutation to her child if she conceives a son.
There is a 50% chance that the woman will pass on a normal X chromosome to her child if she conceives a daughter.
Therefore, the probability of the woman having a child with DMD is 0.5 or 50% if she conceives a son.
(b) If the woman's mother's brother has DMD:
In this case, the woman's maternal uncle has DMD, indicating that her mother carries the DMD mutation. The woman has a 50% chance of inheriting the DMD mutation from her mother.
If the woman is a carrier, the probability remains the same as in scenario (a). There is a 50% chance of her passing on the DMD mutation to her child if she conceives a son.
(c) If the woman's father's brother has DMD:
In this case, the woman's paternal uncle has DMD, suggesting that her father does not carry the DMD mutation. Since the woman's father does not carry the mutation, the probability of her being a carrier depends on whether her mother is a carrier or has DMD.
If her mother is a carrier, the woman has a 50% chance of inheriting the DMD mutation. The probability remains the same as in scenario (b) if she conceives a son.
If her mother has DMD, the woman herself would have DMD, as it is a monogenic disorder that typically affects boys. In this case, the probability of her having a child with DMD would be 100% regardless of the child's gender.
Explanation:
Answer:
Duchenne muscular dystrophy (DMD) is an X-linked recessive disorder, which means that the disease-causing mutation is located on the X chromosome. Since women have two X chromosomes, one of which can compensate for the mutated X chromosome, they are usually carriers of the disease but are not affected by it. Men, on the other hand, only have one X chromosome, so if they inherit the mutated X chromosome, they will develop the disease.
(a) If a woman's brother has DMD, then her mother must be a carrier of the disease. The woman has a 50% chance of inheriting the carrier X chromosome from her mother, and a 50% chance of inheriting the normal X chromosome. If she inherits the carrier X chromosome, she has a 50% chance of passing it on to each of her children. Therefore, the probability of her having a child with DMD is:
0.5 (chance of inheriting carrier X chromosome) × 0.5 (chance of passing on carrier X chromosome) = 0.25 or 25%.
(b) If a woman's maternal uncle has DMD, then her mother must be a carrier of the disease. The woman has a 50% chance of inheriting the carrier X chromosome from her mother, and a 50% chance of inheriting the normal X chromosome. Therefore, the probability of her having a child with DMD is:
0.5 (chance of inheriting carrier X chromosome) × 0.5 (chance of passing on carrier X chromosome) = 0.25 or 25%.
(c) If a woman's paternal uncle has DMD, then her father must be either a carrier or affected by the disease. If her father is a carrier, then the woman has a 50% chance of inheriting the carrier X chromosome from him, and a 50% chance of inheriting the normal X chromosome. If her father is affected by the disease, then he must have inherited the mutated X chromosome from his mother, who was a carrier. The woman has a 50% chance of inheriting the carrier X chromosome from her father's carrier mother, and a 50% chance of inheriting the normal X chromosome. Therefore, the probability of her having a child with DMD is:
0.5 (chance of inheriting carrier X chromosome from carrier father) × 0.5 (chance of passing on carrier X chromosome) + 0.5 (ch
An adult panda bear must eat at least 30 pounds of bamboo in a day. There are 12 adult pandas living in part of a bamboo forest.
How many pounds of bamboo, at minimum, must be available each day in order to support the population of In a given year, which would result in the greatest increase in population size?
high birth rate, high death rate, high immigration, high emigration
high birth rate, zero death rate, high immigration, zero emigration
zero birth rate, low death rate, zero immigration, low emigration
zero birth rate, zero death rate, low immigration, high emigration?
Answers
Answer:
D (360)
Explanation:
May I get brainlest?
Answer:
D 360
Explanation:
Describe what happens during mitosis.
Answers
Answer:
Im mitosis a plant or animal diploid cell chromatins line up in the center in the cell and then pull apart to create 2 exact genetic copys of the original cell.
Explanation:
Answer:
the nucleus divides into two identical nuclei
Explanation:
A segment of DNA that codes for the ability to make one type of protein molecule is known as a
Answers
. what is an endospore? multiple choice 1a vegetative structure with a lowered metabolic ratea reproductive structure used by bacteria for population growtha dormant structure used by bacteria in response to higher temperaturesa dormant structure formed by bacteria in response to nutrient depletion
Answers
A dormant structure formed by bacteria in response to nutrient depletion is called an endospore.
Answer:
A dormant structure formed by bacteria in response to nutrient depletion is called an endospore.
Explanation:
An endospore is a dormant, tough, and non-reproductive structure produced by some bacteria in the phylum Bacillota. It is a stripped-down, dormant form to which the bacterium can reduce itself when the environment becomes unfavorable. Endospores can survive harsh conditions such as high temperature, radiation, and chemical disinfectants. They can also reactivate themselves to the vegetative state when the environment becomes more favorable. Endospore formation usually occurs in gram-positive bacteria, such as Bacillus and Clostridium
The surface tension of the alveolus is reduced by surfactants produced by what type of cells
Answers
The surface tension of the alveolus is reduced by surfactants produced by type II alveolar cells, also known as pneumocytes.
An alveolus (plural: alveoli) is a tiny air sac found in the lungs, where gas exchange occurs between the air and the bloodstream. The alveoli are located at the ends of the respiratory tree and are surrounded by a dense network of blood vessels called capillaries. The walls of the alveoli are extremely thin, allowing for efficient diffusion of gases between the air and the bloodstream. Oxygen from the air diffuses into the capillaries and is carried by red blood cells to the rest of the body, while carbon dioxide produced by cellular metabolism diffuses from the capillaries into the alveoli and is exhaled.
The alveoli are surrounded by a network of connective tissue and smooth muscle fibers that help to maintain their structure and function. The alveolar walls are also lined with a layer of surfactant, a mixture of lipids and proteins that reduces surface tension and helps to prevent the alveoli from collapsing during exhalation. Overall, the alveoli are critical for efficient gas exchange and play a central role in the respiratory system. Dysfunction or damage to the alveoli can lead to a range of respiratory disorders, including emphysema, chronic obstructive pulmonary disease (COPD), and respiratory distress syndrome.
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These are models of a plant cell and an animal cell. How can you use the models to help you describe the cell parts that are different between plant and animal cells? Include how the differences in the structures contribute to the function of the whole animal cell and plant cell..
Answers
Answer:
Chloroplasts are what give plants their green color. The second major difference between plant and animal cells is the cell wall. While both plant and animal cells have a cell membrane, on plants have a cell wall.
Plants are a green tint because of chloroplasts. The cell wall is the second key distinction between animal and plant cells. Animal and plant cells both have a cell membrane, but only plants have a cell wall.
What is chloroplasts?Chloroplasts are organelles found in plant cells that use the photosynthetic process to transform light energy into relatively stable chemical energy. They help keep life on Earth going by doing this.
Photosynthesis, the process of converting light energy into sugar and other organic compounds utilized as nourishment by plants or algae, is their responsibility.
They also produce the lipid and amino acid components required for the synthesis of chloroplast membranes.
Chloroplasts, which house the chlorophyll in plants, are where photosynthesis occurs.
Therefore, chloroplasts describe the cell parts that are different between plant and animal cells.
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The domestication of plants allowed humans to found the first permanent settlements because food supplies became more __________. A. Varied B. Stable C. Necessary D. Expensive.
Answers
The domestication of plants allowed humans to found the first permanent settlements because food supplies became more B. Stable.
By domesticating plants, early humans could cultivate and grow crops rather than relying solely on hunting and gathering. This shift from a nomadic lifestyle to a settled agricultural lifestyle brought about a more stable food supply. Instead of relying on the availability and unpredictability of wild food sources, humans could now cultivate and harvest crops, ensuring a more consistent and reliable food source. This stability in the food supply provided the foundation for the establishment of permanent settlements, as people could stay in one place, tend to their crops, and build communities around them.
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The mass of an object as it moves away from the center of the earth
Answers
Hi there!
The mass of an object stays constant no matter where it is. Therefore, the mass of an object as it moves away from the center of the earth stays the same.
I hope this helps! Let me know if I can clarify.
Which group of flasks acted as the experimental group and control group in Pasteur's experiment?
Answers
Answer: becteria
Explanation:
pasteur diveded micro-organisms in to severel group of and control groups.
This is the science of correct reasoning. The basic components are statements that can be true or false, but never both.
Answers
Answer:
The basic components are statements that can be true or false, but never both. Magnetic Resonance Imaging This is a non-invasive body imaging procedure that uses powerful magnets and radio waves to construct pictures of the internal structures of the body.
Explanation:
Match the biological activities that are acted on the parts of
the cells.
1
11
111
Chloroplasts A
Mitochondria B
Stroma
O 1-C, II-A, and III - B
O1-B, II-C, and III - A
OI-A II-C, and III - B
OI-C, II-B, and III - A
Site of dark reactions
Site of photosynthesis
Site of cellular respiration
ater
Complete
Answers
Answer:
The correct match for the biological activities that are acted on the parts of the cells is: I-C, II-A, and III-B.
I - Chloroplasts: C. Site of photosynthesis
II - Mitochondria: A. Site of cellular respiration
III - Stroma: B. Site of dark reactions
Chloroplasts are organelles found in plant cells and are the site of photosynthesis, where light energy is converted into chemical energy. The stroma is the fluid-filled space within the chloroplast where the dark reactions of photosynthesis, also known as the Calvin cycle, take place. Mitochondria are organelles found in both plant and animal cells and are the site of cellular respiration, where energy is produced from the breakdown of glucose.
What is the definition of Systentatic search ?
Answers
Systematic search refers to a methodical and organized approach to conducting research or gathering information in order to locate relevant and reliable sources.
It involves employing specific strategies and techniques to systematically explore various sources, such as databases, libraries, online resources, and academic journals, to gather information on a particular topic or research question.
In a systematic search, researchers follow predefined search criteria and methodologies to ensure that their search is comprehensive and unbiased.
This typically involves formulating specific research questions, identifying appropriate keywords and search terms, setting inclusion and exclusion criteria, and using advanced search techniques like Boolean operators and filters.
By employing a systematic approach, researchers aim to minimize the risk of missing relevant information and maximize the quality and reliability of the sources they retrieve.
Overall, a systematic search is a rigorous and structured process that helps researchers locate the most relevant and reliable information available, thereby supporting evidence-based decision-making and ensuring the integrity and validity of research findings
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.
What word is used to describe the normal, or target, value for something?
stimulus
effector
sensor
set point
Answers
Which types of species tend to dominate river ecosystems? How do conditions between fast-moving 'headwaters' (or sources) of rivers differ from slow-moving 'mouths' of rivers? Where are the majority of producers in a lake located? Where would you expect to find the largest food webs - oligotrophic, mesotrophic, or eutrophic lakes? Explain. What characteristic defines a wetlands? Why are wetlands so ecologically productive, and what valuable ecosystem services do they provide to humans? Where are coral reefs generally found, how are they built, and why are they under heavy threat from bleaching? Do the vast open oceans areas deeper than ~200 meters and away from coastlines support much life? Explain
Answers
Answers with Explanation:
Q1) In faster moving rivers, salmon species dominate. In slower moving rivers, catfish dominate.
Q2) Fast moving rivers have high oxygen levels due to the rapid mixture of water and air. Slow moving rivers experience less mixing of air and water, decreasing their oxygen levels.
Q3) The majority of producers are found at the littoral zone. This is because it is shallow and allows easy penetration of light for photosynthesis.
Q4) Eutrophic lakes, this is due to their high level of productivity.
Q5) The wetlands are biomes that are submerged or saturated by water for at least part of each year, but shallow enough to support vegetation.
Q6) The wetlands are ecologically effective as they take in large amounts of rainwater and release it slowly, helps to prevent droughts , filter pollutants, and recharge the ground with clean water.
Q7) The coral reefs are found in warm, shallow waters beyond the shoreline. They're built by secreting a layer of limestone to form their external skeleton. They're under heavy threat of bleaching due to lower ocean pH and higher water temperatures.
Q8) The vast open oceans areas deeper than 200 meters and away from coastlines doesn't support much life due to decrease in light intensity for photosynthesis and oxygen levels. These zones includes: mesopelagic zone, bathypelagic zone and abyssal zone.
Evolution of shorter legs in anole lizards placed on small, hurricane-scrubbed islands is an example of which type of evolution?.
Answers
This type of evolution is known as Microevolution.
What is the meaning of evolution?Evolution is the descent modification of preexisting species. It is a process species adapt over time. There are two types of evolution: Microevolution and macroevolution.
Microevolution is defined as the changes in the frequency of the gene in the population. Several factors affect evolution geneflow, including natural selection, mutation, and genetic drift.
Pesticide resistance is one example of macroevolution. Microevolution is frequently seen in visible forms of evolution, such as antibiotic-resistant variable strains. Microevolution is the change in gene frequency that occur over time. Alleles are different forms of a gene. Allele frequencies are usually represented as a percentage.
This type of evolution is known as Microevolution.
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Which Cell is Bigger an Onion cell or a Cheek cell? How do you know?
Answers
Answer:
An onion cell
Explanation:
Both are eukaryotic cell. An onion cell is a plant cell having cell wall but cheek cell is an animal cell lacking cell wall.
they are both cells but, Onion cell is a plant cell with a cell wall and a large vacuole. While the human cheek cell is an animal cell with a prominent nucleus. Onion cells are brick-like in shape while human cheek cells are rounded. Human cheek cells do not have a cell wall or a large vacuole.
During a rainstorm, when atoms absorbed by soil from weathered sedimentary rock are washed into a nearby lake, some of the atoms come in contact with similar atoms from fertilizers and
detergents. An algal bloom results. Which cycle is described by this sequence of events?
Hydrologic cycle
Carbon cycle
Phosphorus cycle
Nitrogen cycle
Answers
Answer:
Phosphorus cycle
Explanation:
During the time of rainstorm, the atoms are absorbed by the soil for the sedimentary rocks and they are washed down towards a lake and when they come into contact with the similar atoms like those of the detergents and fertilizers they result in an algae bloom which describes the sequence of the phosphorus cycle.why did the model cell that was placed in 100% water increase in mass
Answers
Answer:
because quandale dingle popped up
Explanation:
^^^€
What is the change in the characteristics of a population of
living things over time by natural selection?
Answers
Answer:
Evolution
Explanation:
Natural selection is the differential survival and reproduction of individuals due to differences in their phenotype. The organisms with the most favorable genetic traits are more likely to survive to pass on their traits to the next generation - survival of the fittest.
Natural selection drives evolution, which is the change in the inherited characteristics of a population over time. This can lead to the formation of new species.
explain change in season with appropriate diagram
Answers
Answer:
search it
Season Change Diagram
which electrolyte is responsible for maintaining serum osmolality of the vascular compartment?
Answers
The electrolyte responsible for maintaining serum osmolality of the vascular compartment is sodium (Na+). Sodium plays a crucial role in maintaining the serum osmolality of the vascular compartment.
Osmolality refers to the concentration of solutes in a solution and is a key factor in regulating the movement of water across cell membranes. In the human body, the vascular compartment primarily consists of blood plasma, and maintaining the appropriate osmolality is vital for proper cellular function. Sodium ions are the predominant cation in extracellular fluids, including the vascular compartment. They actively participate in maintaining osmotic balance and regulating water distribution. Sodium concentration in the blood influences the movement of water into or out of cells by establishing an osmotic gradient. Water tends to move from an area of lower solute concentration (hypotonic) to an area of higher solute concentration (hypertonic) to equalize the concentration on both sides of the cell membrane.
By actively regulating sodium levels through processes such as sodium reabsorption in the kidneys and sodium-potassium pumps in cell membranes, the body maintains serum osmolality within a narrow range. Any imbalance in sodium levels can disrupt osmolality, leading to water imbalances, dehydration, or overhydration, which can have detrimental effects on cellular function and overall health.
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I need help with science
Answers
Answer:
an increase or decrease in temperature
Explanation:
it the only that makes since
What is the difference between a species and a population?
Answers
Answer:
population is the number of something and species is something like a human or animal
Explanation:
A population is defined as a group of organisms of the same species that live in a particular area. There can be more than one population living within any given area. While a species is a group of organisms that share similar characteristics and a species can live within many different areas.
I hope this helps!
which of the following are the best sources of long-term, stored energy in our bodies?
Answers
Answer:
Protein and fats.
Explanation:
Protein and fats are the best sources of long-term, stored energy in our bodies because these sources for a long time and body used these sources when there is no food for the body. First, the fats are broken down and releases high amount of energy which is used in different activities. When all fats are used then body used proteins present in our body for the generation of energy.
Answer: Proteins or Fats
Explanation:
HELP PLEASE!!
Your assignment is to write a narrative detailed explanation of both photosynthesis and cellular respiration and submit it to be reviewed. It must contain all the following terms:
reactants
products
carbon dioxide
oxygen
sunlight
ATP
glucose
water
roots
stomata
mitochondria
chloroplast
chlorophyll
producers
consumers
and the correct equations for both processes
Answers
1,2,3,5,10,11
Explanation:
because they produce a pigment called chlorophyll
What statement describes the first step when scientists make a transgenic organism?
(a) They insert genes that code for desired genetic traits into human cells
(b) They breed two parents that have desired genetic traits
(c) They locate a gene that produces a desired genetic trait.
(d) They allow an organism with a desired genetic trait to reproduce asexually.
Answers
Answer:
DNA extraction is the first step in the genetic engineering process.
Explanation:
In order to work with DNA, scientists must extract it from the desired organism. A sample of an organism containing the gene of interest is taken through a series of steps to remove the DNA.
Answer: C They locate a gene that produces a desired genetic trait
Explanation:
Please answer this question correctly...
Will give the brainliest!!!
Urgent!!!
Answers
Answer:
Panzola =x .... Pantra =Y ..... Neuralgia = Z
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explain how the kidneys function, using this analogy. what process does removing all of the food from the fridge except the drawers and shelves represent and why?
Answers
The kidneys are two bean-shaped organs, each about the size of a fist. They are located just below the rib cage, one on each side of our spine.
Healthy kidneys filter about a half cup of blood every minute, removing wastes and extra water to make urine. The urine flows from the kidneys to the bladder through two thin tubes of muscle called ureters, one on each side of your bladder. Our bladder stores urine. Your kidneys, ureters, and bladder are part of our urinary tract.
Kidneys remove wastes and extra fluid from your body. Our kidneys also remove acid that is produced by the cells of your body and maintain a healthy balance of water, salts, and minerals—such as sodium, calcium, phosphorus, and potassium—in our blood.
Without this balance, nerves, muscles, and other tissues in our body may not work normally. Our kidneys also make hormones that help control your blood pressure make red blood cells external link keep our bones strong and healthy.
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what are some ways your body can respond to allergens?
Answers
anaphylactic shock is a way ur body can react