Explanation:
DNA is What all living things use to produce their unique traits
how dna controls the workings of the cell?
DNA controls the workings of the cell by providing instructions for the synthesis of proteins and enzymes, which in turn control all of the biochemical processes that occur within the cell.
For example, DNA is responsible for encoding the instructions that tell the cell how to build specific proteins and enzymes, which will then help the cell to carry out its specific functions. Additionally, DNA helps to regulate gene expression, which is the process by which certain genes are turned on or off in response to certain environmental or internal cues. As such, DNA plays a critical role in controlling the workings of the cell.
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On what factors does numbers of sweaters a factory owner produces depend?
They are employed in the creation of goods and services. Land, labor, capital, and entrepreneurship are the four categories of components of factory production that economics distinguish between.
What are the four production factors used for?The factors of production are the resources needed to produce a good or service in order to earn money. The four elements of production are land, labor, capital, and entrepreneurialism, according to economists. An economy could be said to be built on them.
What are the four production factors?Land, labor, capital, and entrepreneurship are the four categories into which economists generally divide the components of production. Natural resources are referred to as "land," "labor" is defined as "work effort,” and "capital" is everything created that is used to create anything else.
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The diploid cells of a radish plant contain 18 chromosomes. How many chromosomes are in a radish plant's haploid cells?
Answer:
9
Explanation:
The diploid chromosome number for a radish is 18 and the diploid chromosome number for cabbage is also 18. The haploid number for these species is nine. Therefore, the gametes of the radish and cabbage contain nine chromosomes.
Which of the following provides evidence to support the continental drift theory?
Mapping of the ocean floor using sonar shows plates moving apart
Shape of continents look like puzzle pieces that can fit into one another
Spreading apart of the seafloor at the divergent boundary of the mid-ocean ridge
Symmetrical pattern of magnetic stripes in the crust on both sides of the mid-ocean ridge
Answer:
shapes of the continents look like puzzle pieces that can fit into one another
Answer:
A
Explanation:
State TWO steps the investigator may have taken into consideration during the planning stage of the investigation.
Answer:
Establishing reasonable grounds to identify and arrest suspects. Accurately recording and documenting the event in notes and reports.
Expljanation:
In the planning stage of an investigation, an investigator would first define and understand the scope of the investigation. The second step would be the establishment of a suitable investigation team, considering the required expertise, the nature of the investigation, and available resources.
Explanation:An investigator considering the planning phase of an investigation might have to keep several factors in mind. The first step could be to define and understand the scope of the investigation. This involves deciding what the key questions are that need answering, setting boundaries for the investigation thereby preventing it from becoming overly broad and unmanageable.
The second step might involve the establishment of a suitable investigation team. This depends on the nature of the investigation, the available resources, and the expertise required. If any special skills or knowledge are needed for the investigation, it might be necessary to include people who possess these skills on the team.
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nerve impulses involve the flow of an electrical current, a type of energy known as ________ energy.
Nerve impulses involve the flow of an electrical current, a type of energy known as electrical energy.
Electrical energy is the energy associated with the movement of electric charges. In the context of nerve impulses, electrical energy is generated and propagated along nerve cells, also called neurons, to transmit signals throughout the body's nervous system. These electrical signals enable communication between different parts of the body and are essential for various physiological processes and functions.
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if you think genetic engineering is not natural because it changes the environment,what could be the alternate solution?
PLS HELP ME
true or false? the mesial contact of the mandibular lateral incisor is closer to the incisal edge than the distal contact.
Answer:
True or false? The mesial contact of the mandibular lateral incisor is closer to the incisal edge than the distal contact.
FalseExplanation:
You're welcome.
What happens to the resting heart rate as a result of regular endurance exercise?
In the human heart at rest, endurance training results in an increase in parasympathetic activity and a decrease in sympathetic activity. these two autonomic results of training.
What happens if you follow a regular exercise regimen to your resting heart rate?A lower resting heart rate often denotes greater cardiovascular fitness. The lower your resting heart rate, according to Welch, the more you workout and train.
Does endurance exercise raise heart rate at rest?In the human heart at rest, endurance training results in an increase in parasympathetic activity and a decrease in sympathetic activity. Resting heart rate is decreased by these two training-related autonomic effects as well as a potential decline in intrinsic heart rate.
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the warming of the earths surface that takes place when heat from the sun is held in by the earths atomsphere. The greenhouse effect can be caused by too much carbon dioxide being released into the air from the burning of fossil fuels
Answer:
where is the question ??????
50 pointssss biology just answer the following question
Muscle cells would have a high mitochondria
Would muscle cells have high mitochondria?Muscle cells generally have a high number of mitochondria. Mitochondria are the organelles responsible for producing ATP, the main energy currency used by cells to power various processes. Muscle cells require a lot of energy to contract and generate force, so they have a particularly high demand for ATP. As a result, they need to produce ATP quickly and efficiently to meet this demand.
Mitochondria are particularly abundant in muscle cells to support this high demand for energy. This is especially true for skeletal muscle cells, which are responsible for generating the voluntary movements of the body. Skeletal muscle cells contain many large and elongated mitochondria, which are arranged in parallel with the myofibrils, the contractile units of the muscle cells.
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Please help, it is python
You are holding an egg-balancing race in which each contestant will need one egg. You want to know if you have bought enough dozens of eggs for all the contestants who have registered for the race. Wr
Sure, I can help you with your question! To determine if you have bought enough dozens of eggs for all the contestants who have registered for the race in Python, you can use the following code:```pythoneggs_needed = dozens_needed = eggs_needed // 12if eggs_needed % 12 != 0:
dozens_needed += 1print("You need to buy at least", dozens_needed, "dozen eggs.")```
Here's how the code works:
1. The `input()` function is used to ask the user how many eggs are needed for the race. The value entered is converted to an integer using the `int()` function and stored in the `eggs_needed` variable.
2. The number of dozens of eggs needed is calculated by dividing the number of eggs needed by 12 using the `//` operator, which performs integer division (i.e., it returns the quotient without the remainder). The result is stored in the `dozens_needed` variable.
3. If the number of eggs needed is not a multiple of 12 (i.e., there is a remainder), then one extra dozen of eggs is needed to make up for the remaining eggs. This is accounted for by adding 1 to the `dozens_needed` variable.4. Finally, the result is printed out using the `print()` function, which displays a message telling the user how many dozens of eggs they need to buy.
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List two ways in which the atmosphere would be impacted in the absence of the biosphere. Use complete sentences.
WILL MARK BRAINLEST I PROMISE
Answer:
1. Without the biosphere, the atmosphere would no longer be regulated by the processes that plants and other photosynthetic organisms perform. These processes, such as photosynthesis and respiration, help to maintain the balance of gases in the atmosphere, including oxygen and carbon dioxide. Without these processes, the concentration of these gases could become imbalanced, which could have impacts on the overall composition of the atmosphere.
2. The biosphere also plays a role in removing pollutants and other harmful substances from the atmosphere. Without the biosphere, these substances would remain in the atmosphere longer, potentially leading to increased levels of air pollution and negative impacts on human health and the environment.
Explanation:
Based on similarities among forelimbs, what bones did the common ancestor of tetrapods probably possess? in your answer, refer to the bones and how they are connected to each other.
The bones possessed by the common ancestor of tetrapods in forelimbs were the humerus, radius, ulna, carpals, metacarpals, and phalanges.
When we compare anatomy and morphology, we find certain similarities and differences between the organisms that exist today and the organisms that existed several years ago.
Humans, bats, cheetahs, and whales all have the same origin as well as same basic structure of the skeleton but those structures have been modified due to the adaptation to the environment in which they live.
The forelimbs of whales are modified into flippers for swimming while the forelimbs of bats are modified into wings to facilitate their flight.
In the above case, the forelimbs are homologous organs.
Homologous organs are those organs that have a common origin but different functions.
They represent common ancestry.
Thus, the bones possessed by the common ancestor of tetrapods in forelimbs were humerus, radius, ulna, carpals, metacarpals, and phalanges.
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Animal Systems:Question 7
The following is a list of several human body systems.
1 Transport of nutrients and gases to cells
2. Contractions/Movement of the body
3. Productions of gametes
4. Exchange of gases
Which two functions of systems in the list describes the circulatory and misstems?
Answers
1 and 4
1 and 3
1 and 2
2 and 3
Answer:
2 and 3
Explanation:
no explanation please
Gazelles are adapted to run very quickly over large expanses of open land because they live in areas without many
trees. They also have wide, flat teeth that are adapted to chew grasses.
Where are these organisms adapted to live?
temperate rain forests
tropical rain forests
O deserts
savannas
Answer:
Savannahs
Explanation:
Savannahs are usually large areas of open land with few trees. This area is different from deserts because they receive more rain which allows grasses to grow, unlike desserts.
What is the most likely classification for a compound that increases the rate of a reaction?
A) enzyme
B) indicator
C) lipid molecule
D) adp molecule
Which immune cells destroy abnormal looking cells, including cancer cells?
The immune system employs various cells to identify and eliminate abnormal-looking cells, including cancer cells. The immune cells which destroy abnormal-looking cells, including cancer cells are cytotoxic T lymphocytes (CTLs) and natural killer (NK) cells.
CTLs are specialized T cells that possess the ability to recognize specific antigens displayed on the surface of cancer cells. Once activated, CTLs release cytotoxic molecules, such as perforin and granzymes, which induce cell death in the target cells. Similarly, NK cells are innate immune cells that can recognize and destroy abnormal cells, including cancer cells, without the need for prior sensitization.
Therefore, both CTLs and NK cells play vital roles in immune surveillance, defending the body against malignancies and maintaining overall health.
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Many of the terms involving cells have a similar word form in them: prokaryote, eukaryote, and karyotype for example. What is the root word where does it come from? Why do you think the root word is contained in all these words?
Answer:
All eukaryotic cells share a common ancestor that arose just once in four billion years of evolution.
Explain how wind erosion might effect exposed rock
Answer:
Yo
Particles moved by wind do the work of abrasion. As a grain strikes another grain or surface it erodes that surface. ... As wind blows from different direction, polished flat surfaces create a ventifact. Exposed rocks in desert areas often develop a dark brown to black coating called desert varnish.
Hope it helps you.....
Explanation:
multiple genes interact to determine the phenotype is called
pls i well pay you 40$ +50points
The model of magnetic attraction and magnetic repulsion are given below:
Repulsion: N <----> N or S <----> S
Attraction: N ---><--- S or S --><--- N
What is the law of magnetism?The law of magnetism states that like poles repel and unlike poles attract.
The poles of a magnet refer to the ends of a magnet. There are two poles in a magnet; the North pole and the South pole.
The North pole of a magnet is the end of the magnet that points toward the geographical north when a bar magnet is suspended in the Earth's magnetic field.
The south pole of a magnet is the end of the magnet that points toward the geographical south when a bar magnet is suspended in the Earth's magnetic field.
When two North poles of a bar magnet are brought close to each other, they repel themselves. Similarly, when two South poles of a bar magnet are brought close to each other, they repel themselves.
However, when a North pole and a South pole of a bar magnet are brought close to each other, they attract themselves.
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which of the following statements is correct? multiple choice all plants maintain a mycorrhizal relationship. most plants maintain a mycorrhizal relationship. some plants maintain a mycorrhizal relationship. only a few plants maintain a mycorrhizal relationship.
The correct statement is most plants maintain a mycorrhizal relationship.
The correct option is B.
In general , majority of plants maintain a mycorrhizal relationship. However, there are some plants that do not form mycorrhizae, such as members of the Brassicaceae family (mostly having mustard and cabbage), as well as some orchid species that have evolved alternative strategies for nutrient acquisition.
Also, Mycorrhizae are symbiotic associations between plant roots and fungi, where the fungus provides the plant with nutrients and the plant provides the fungus with carbohydrates.
Hence , B is the correct option
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Which of the following refers to the two-step process in which bone tissue is recycled?
A) bone growth
B) bone modeling
C) bone remodeling
D) bone regeneration
Bone remodeling . The two-step process in which bone tissue is recycled is called bone remodeling.
The two-step process in which bone tissue is recycled is referred to as bone remodeling. Bone remodeling is a continuous process that involves the removal of old or damaged bone tissue (resorption) followed by the formation of new bone tissue (formation).
During the resorption phase, specialized cells called osteoclasts break down and remove existing bone tissue. Osteoclasts secrete enzymes and acids that dissolve the mineralized matrix of the bone, allowing the release of calcium and other minerals into the bloodstream.
After the resorption phase, the formation phase begins. Osteoblasts, another type of specialized bone cells, deposit new bone matrix composed of collagen fibers and minerals, such as calcium and phosphate. This newly formed bone tissue gradually replaces the resorbed bone and helps maintain the structural integrity and strength of the bone.
Bone remodeling is essential for various functions, including maintaining calcium homeostasis, repairing micro-damage or fractures, and adapting bone structure to mechanical stresses. It is influenced by various factors, such as hormones, mechanical forces, and nutritional status.
The two-step process in which bone tissue is recycled is called bone remodeling. It involves the sequential processes of bone resorption by osteoclasts and bone formation by osteoblasts. Bone remodeling is vital for maintaining bone health, repairing damage, and adapting bone structure to mechanical demands.
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for about how long do scientists think wind and solar power can provide us with energy?
100 years
1,000 years
1,000,000 years
virtually forever
Answer:
virtually foever
Explanation:
wind and solar are renewable energy sources....
Onepage review on why understanding gas and vapors in a work setting is important and what we can do in our workplace to prevent accidents with gases and vapors.
Understanding gas and vapours in a work setting is incredibly important for workplace safety. Gas and vapours can contain noxious substances that, if exposed to, can lead to serious injury or health implications.
In order to prevent such accidents, employers must perform risk assessments in order to assess and identify any areas of risk and put in place control measures to limit them. If gas and vapours are used onsite, then suitable ventilation and extraction systems should be in place.
Employers should also ensure that their staff are aware of the potential risks associated with such substances and provide adequate training and instruction in how to work safely. Finally, employers should also check that any necessary personal protective equipment is provided and communications are in place to be able to notify relevant emergancy responders in case of an accident.
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I can't understand any of these and I would really appreciate some help! :3
Answer:
i cant read it sorry
Explanation:
place these reagents in the proper order of their use in the gram staining technique
The proper order of reagents in the gram staining technique is: crystal violet, iodine, alcohol or acetone, and safranin.
The most popular gram staining technique in bacteriology, the Gramme stain, is a complex and differential staining method. In gramme staining, methylene blue or crystal violet are utilised as the primary colours. Under a microscope, gram-positive organisms appear to be purple-brown and still have their original colour. Gram-negative organisms do not absorb the primary stain, which makes them appear red.
The cell wall composition of organisms in the Domain Bacteria is distinguished through a series of staining and decolorization methods. 90% of the cell walls of gram-positive bacteria are made up of thick peptidoglycan coatings. This stuff stains purple. Gram-negative bacteria have thick lipid layers and thin peptidoglycan layers (10% of the wall) in their cell walls. These leave a pink stain.
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Some organelles, such as the endoplasmic reticulum and Golgi bodies, have a large and folded structure. What is an advantage of these organelles having a folded structure?
Answer:
Explanation:
In endoplasmic reticulum, many folds leads to an increase in surface area for ribosomes to attach which allows for protein synthesis to occur at an efficient rate.
mitochondria has two membrane,
It has an inner membrane which is folded inside the other. The fold create cristae, which is the site for a portion of cellular respiration.
The folds also enables a large surface area that makes chemical process to occur in an efficient way.
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