Microtubules from both spindle poles could not be bound by one of the chromosomes. Mitotic delay or arrest is caused by kinetochores failing to bind to spindle microtubules or by improper association, such as when both sister kinetochores link to microtubules from the same spindle pole.
How do chromosomes work?
Inside the nucleus are rod-shaped organelles called chromosomes. They are the chromosomes' coiled-up versions of the genes. They are discovered in pairs, which are joined by the centromere.
Varying creatures have different numbers of chromosomes. In humans, there are 46 chromosomes. The chromosomes are joined together during cell division before being split apart and entering a different cell.
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Which of these is describing a Eutrophic Lake?
A Mucky Water
B Cold Water
C Low Biodiversity
D Rocky Bottomed
Plz answer
Answer:
Mucky Water
Explanation:
I'm in high school Aquatics and I had this question popped up
Are males more likely than
females to express a x-linked recessive disorder?
Answer:
A male with a mutation in a gene on the X chromosome is typically affected with the condition. Because females have two copies of the X chromosome and males have only one X chromosome, X-linked recessive diseases are more common among males than females.
Explanation:
so the answer would be yes.
Answer:
They are not.
Explanation:
Females have X-X chromosomes, while males have X-Y. Females have twice as many X chromosomes, so it's just statistics.
which organelle converts cellular polymers into monomers? 1)lysosomes 2)golgibody 3)plastids 3)SER
Answer:
1) lysosomes
Explanation:
because, they involve in intracellular digestion
Directions: The suggested time for answering this question is about 22 minutes. Where calculations are required, clearly show how you arrived at your answer. Where explanation or discussion is required, support your answers with relevant information and/or specific examples.
The term “urban sprawl” describes the expansion of cities into rural areas. This phenomenon has occurred around the world and has had economic, health, and environmental consequences.
Describe TWO causes of urban sprawl.
Discuss TWO human health effects associated with urban sprawl.
The graph below shows the relationship between population density and petroleum use in selected cities.
Describe the relationship between population density and petroleum use shown in the graph.
A graph is shown of petroleum use. The y-axis is relative annual per capita petroleum use with no numbers on the axis. The x-axis is density in persons per hectare, which goes from 0 to 300 in increments of 50. A curve is drawn starting at the top of the y-axis and is decreasing and concave up with increasing density. The curve appears to asymptote along the x-axis and is relatively flat by about 200 persons per hectare. There are points that lie close to the curve indicating where particular cities fall. The first four cities at the top of the curve, which are both below 50 persons per hectare, are Houston, Los Angeles, Washington, and New York. Below New York a horizontal line is drawn indicating that the cities about this line are in the United States. Below this line but above the next horizontal line are Melbourne, Sydney, and Toronto, all around 50 persons per hectare. The cities between these horizontal lines are indicated to be in Australia and Canada. Below the second line but above the third line are Paris, London, and Vienna, from about 75 to 150 persons per hectare. The cities between these lines are indicated to be in Europe. Below the third horizontal line but above the x-axis are Tokyo, Moscow, and Hong Kong from about 150 to 275 persons per hectare, and the cities in this area are from East Asia and Russia.
Smart growth focuses on ways to encourage sustainable urban development. Describe TWO steps a municipality could take to encourage smart growth in order to limit urban sprawl.
Highway systems and urban sprawl often threaten wildlife populations. Describe TWO methods to reduce harmful effects on wildlife populations from highways and urban sprawl.
Urban sprawl often results in the loss of productive agricultural land near cities. Describe one practical way to increase food production within urban areas.
Answer:
Causes of Urban Sprawl:
Population Growth: Rapid population growth is a significant cause of urban sprawl. As cities experience an increase in population, there is a greater demand for housing and infrastructure, leading to the expansion of urban areas into previously rural or undeveloped lands.
Transportation Infrastructure: The development of transportation infrastructure, such as highways and roads, can contribute to urban sprawl. Improved accessibility and connectivity provided by these infrastructures often lead to the outward expansion of cities as people choose to live farther away from city centers.
Human Health Effects Associated with Urban Sprawl:
Sedentary Lifestyle and Obesity: Urban sprawl often leads to increased reliance on private vehicles and longer commuting distances. This sedentary lifestyle, coupled with the lack of pedestrian-friendly infrastructure, can contribute to a decrease in physical activity and an increased risk of obesity among residents.
Air Pollution and Respiratory Issues: Urban sprawl is associated with increased vehicular emissions, leading to poor air quality. Exposure to high levels of air pollution can cause respiratory problems, such as asthma and other respiratory diseases, impacting the health of individuals residing in these areas.
Relationship between Population Density and Petroleum Use:
The graph illustrates that there is an inverse relationship between population density and petroleum use. As population density increases, per capita petroleum use tends to decrease. This relationship suggests that higher population density is associated with more efficient use of petroleum resources, potentially due to factors such as improved public transportation systems, shorter commuting distances, and increased availability of alternative modes of transportation. The graph indicates that cities with higher population density tend to have lower per capita petroleum use, while cities with lower population density exhibit higher per capita petroleum use.
Steps to Encourage Smart Growth and Limit Urban Sprawl:
Mixed-Use Development: Municipalities can encourage mixed-use development, which involves integrating residential, commercial, and recreational spaces within the same area. This approach reduces the need for long commutes and promotes walkability, thereby limiting urban sprawl.
Transit-Oriented Development: Promoting transit-oriented development focuses on creating compact, vibrant communities around public transportation hubs. By providing easy access to public transit options, municipalities can encourage residents to rely less on private vehicles, reducing congestion and the need for expansive road networks.
Methods to Reduce Harmful Effects on Wildlife Populations:
Wildlife Corridors: Establishing wildlife corridors or green belts can mitigate the negative impacts of highways and urban sprawl on wildlife populations. These corridors provide protected pathways for wildlife to move between fragmented habitats, reducing habitat fragmentation and enhancing biodiversity conservation.
Eco-Friendly Infrastructure Design: Implementing wildlife-friendly infrastructure design features such as wildlife crossings, underpasses, and fencing can help prevent wildlife-vehicle collisions. These measures allow animals to safely traverse across highways and urban areas, minimizing the detrimental effects on wildlife populations.
Increasing Food Production within Urban Areas:
One practical way to increase food production within urban areas is through the implementation of urban agriculture initiatives. This can involve utilizing rooftops, balconies, community gardens, and vacant lots to cultivate crops, raise livestock, or engage in aquaculture. Urban agriculture not only increases local food production but also promotes food security, community engagement, and environmental sustainability by reducing the carbon footprint associated with long-distance food transportation.
By adopting smart growth strategies, addressing the impacts of urban sprawl on wildlife and implementing urban agriculture initiatives, municipalities can actively promote sustainable and resilient urban development.
The scrotum protect the testis from what?
How does the style of a tulip play a role in reproduction
Hello!
The Answer Is : This stigma embraces pollen deposited on the tip where it flies down to the ovaries of the tulip to pollinate unfertilized seeds within, known as ovules. In the reproduction of the plant, the sections of a tulip flower play a part.Thank you for asking this question!
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Which of the following is an environmental cost of commercial agriculture? A. Overconsumption of water B. Efficient milk production C. Crop rotation D. Primary food crops
Answer: A. overconsumption of water
Explanation:
Every other answer is a a positive
What happens during the S (synthesis) phase of interphase?
a. the cell rests before it moves to a level of high activity
b. the cell creates copies of its DNA or genetic material
c. the cell divides into two new cells
d. the nucleus divides in half
b. the cell creates copies of its DNA or genetic material
During the S (synthesis) phase of interphase, the cell undergoes DNA replication. This means that the cell creates copies of its DNA or genetic material. The DNA in the cell is duplicated to ensure that each daughter cell produced during cell division will receive a complete set of genetic information. This phase is critical for cell division and the transmission of genetic material to offspring cells.
Is there DNA in oreos?
Answer:yes
Explanation:
The slope of a distance-versus-time graph shows an object's.
A. speed
B. time of travel.
C. distance traveled.
D. None of the other answer choices
The slope of a distance-versus-time graph shows an object's
A. speed
RNA is chemically similar to DNA except that its sugars have an additional oxygen atom,
and the base thymine is replaced by a structurally similar base called
Answer:
Uracil
Explanation:
Uracil is in RNA thymine is in DNA
TTT 18. All of the following are chemical approaches to control micro-organism excepts: A. Antibiotics B. Disinfectants 19. The scientific name for modern man is C. Antiseptics D. Autoclaving A. Homo erectus B. Homo sapiens 20. In which of the following kingdoms are prokaryotic organisms placed? A. Fungi B. Protest C. Australopithecus D. None C. Planate D. Monera 21. Plants which have true roots, leaves, stem & seeds inside the fruit are A. Gymnosperm C. Mosses D. Ferns B. Angiosperm 22. Which of the following taxonomic groups contains closely related organisms? A. Genus C. Phylum B. Order D. Class 23. Malaria causing single celled parasitic protozoan is called A. Paramecium B. Salmonella C. Mosquito D. Plasmodium 24. Which one of the following kingdoms is consists of eukaryotic organisms such as yeast moulds and mushrooms? A. Ecosystem B. Population 26. Which of the following organism are consumers? A. Photosynthetic B. Chemosynthetic bacteria C. Green plant D. Scavengers Answer the following questions. C. Kingdom monera D. Kingdom plantae A. Kingdom fungi B. Kingdom protista 25. Ecology is a biological science that deals with all of the following except C. organism D. none
All of the options are chemical approaches to control micro-organism excepts: B Disinfectants
19. The scientific name for modern man is: B. Homo sapiens
20. kingdoms are prokaryotic organisms placed D. Monera
21. Plants which have true roots, leaves, stem & seeds inside the fruit are: B. Angiosperm
22. taxonomic groups contains closely related organisms A. Genus
23. Malaria causing single-celled parasitic protozoan is called: D. Plasmodium
24. kingdoms consists of eukaryotic organisms such as yeast, molds, and mushrooms A. Kingdom fungi
25. Ecology is a biological science that deals with except: D. none
26. The organism that are consumer is D. Scavengers
What is the chemical approaches to control micro-organismDisinfectants are special chemicals that are used to kill germs or prevent them from growing on surfaces or objects. They are not usually used to control microorganisms within living things, unlike antibiotics, antiseptics, and autoclaving, which are all chemicals used to control microorganisms.
Homo sapiens is the fancy name used by scientists to refer to regular, everyday humans This is the species that humans are a part of.
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18. All of the following are chemical approaches to control micro-organism excepts: A. Antibiotics B. Disinfectants
19. The scientific name for modern man is C. Antiseptics D. Autoclaving A. Homo erectus B. Homo sapiens
20. In which of the following kingdoms are prokaryotic organisms placed? A. Fungi B. Protest C. Australopithecus D. None C. Planate D. Monera
21. Plants which have true roots, leaves, stem & seeds inside the fruit are A. Gymnosperm C. Mosses D. Ferns B. Angiosperm
22. Which of the following taxonomic groups contains closely related organisms? A. Genus C. Phylum B. Order D. Class
23. Malaria causing single celled parasitic protozoan is called A. Paramecium B. Salmonella C. Mosquito D. Plasmodium
24. Which one of the following kingdoms is consists of eukaryotic organisms such as yeast moulds and mushrooms? A. Ecosystem B. Population
25. Ecology is a biological science that deals with all of the following except Answer the following questions. C. Kingdom monera D. Kingdom plantae A. Kingdom fungi B. Kingdom protista C. organism D. none
26. Which of the following organism are consumers? A. Photosynthetic B. Chemosynthetic bacteria C. Green plant D. Scavengers
PLEASE HURRYYY!
What is the main mechanism for bacteria reproduction?
Answer:
binary fission
Explanation:
the meaning of photosynthesis in paragraph
Photosynthesis is a biological process that occurs in plants, algae, and some bacteria. It is the process by which these organisms convert light energy from the sun into chemical energy in the form of glucose (a type of sugar).
1) A model of a bacteriophage is shown in the image here. When comparing the virus/bacteriophage to the host cell that it infects, which statements are accurate? Select ALL that apply.
es
A) Viruses and bacterial cells have DNA or RNA.
B) Viruses and bacterial cells undergo cell division.
Viruses and bacterial cells are approximately the same size.
D) Viruses and bacterial cells contain structures made from proteins.
E) Viruses and bacterial cells contain mitochondria for energy production,
The most accurate statements are A and C which represents that viruses and bacterial cells contain structures made from proteins, and viruses and bacterial cells have DNA or RNA.
What do you mean by Bacteriophage?Bacteriophage may be defined as any group of viruses that are capable of infecting bacteria.
Genetic information in bacteria and many viruses are encoded in DNA, but in some viruses, RNA is there to encode genetic information.
Viruses do not undergo the process of cell division, bacteria lack mitochondria for energy production.
The size of the bacteria is found to be much greater than viruses.
Therefore, the most accurate statements are viruses and bacterial cells contain structures made from proteins, and viruses and bacterial cells have DNA or RNA.
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What is the first stage that occurs in photosynthesis?a) Calvin cycleb) electron transport chainc) light dependent staged) light independent stage
The photosynthesis starts in the grana, a stacked membrane structure inside chloroplasts. The direct energy of light provides the cell with what's necessary to make molecules that will be used in the dark phase of photosynthesis. So, the first phase depends on light, beng the light dependent stage. Therefore, the correct answer is C.
To move charges there needs to be a motive or
To move charges, there needs to be a motive or a driving force that facilitates the flow of electric charges through a conductor. This motive can be provided by various factors and mechanisms.
One of the primary motives for the movement of charges is the presence of an electric field. An electric field exerts a force on charged particles, causing them to move in a particular direction. This force can be generated by applying a voltage difference across a conductor, creating an electric potential difference. The charges will naturally move from an area of higher potential to an area of lower potential, driven by the electric field.
In addition to electric fields, other motives for charge movement can include electromagnetic induction, where a changing magnetic field induces a current in a conductor, and chemical reactions, such as in batteries or fuel cells, where the conversion of chemical energy into electrical energy creates a motive for charge flow.
Ultimately, the motive for moving charges is provided by the presence of a force or potential difference that can overcome any resistances or obstacles in the conductor, allowing the charges to move and establish an electric current.
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The psychologist most closely associated with the school of functionalism is
Answer:
Explanation:
Edward B. Titchener. Functionalists, including psychologists William James and James Rowland Angell, and philosophers George H, they stressed the importance of empirical, rational thought over an experimental, trial-and-error philosophy.
hope it helps
which of the following statements regarding action potentials generated in a neuronal membrane is false?
The statement regarding action potentials generated in a neuronal membrane that is false is "Action potentials are generated only when the neuron's resting potential is at least -80mV." Action potentials are actually generated when the neuronal membrane reaches a threshold potential of around -55mV.
The other statements, "Action potentials are all-or-none events," "Action potentials are initiated at the axon hillock," and "Action potentials are self-propagating," are all true.
In summary, action potentials are generated in a neuronal membrane when the threshold potential is reached, they are all-or-none events, they are initiated at the axon hillock, and they are self-propagating. The false statement is that action potentials are generated only when the neuron's resting potential is at least -80mV.
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What do you think why phytoplankton production is indispensable in producing quality seedstocks for aquaculture?
Phytoplankton are considered in the production of seedstocks for aquaculture as they happen to greatly influence the quality of water, are the major source of dissolved oxygen and influence the pond ecology.
Ponds usually happen to contain an abundant population of phytoplankton. The phytoplankton play a very crucial role in the pond ecology and also influence the quality of water. They are also the major source of dissolved oxygen. They also provide nutrition and remove the excess nutrition.
Although phytoplankton generally are very beneficial to the aquaculture, under some conditions, they can also prove to be quite problematic in the production of fish and shrimp.
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Mention the 10 Phylla of plants.
.
1. Phylum Heptophyta- Non Vascular Plants (Bryophytes)
Common Name: Liverworts
Estimated Number of Species: 9,000
2. Phylum Anthocerophyta- Non Vascular Plants (Bryophytes)
Common Name: Hornworts
Estimated Number of Species: 100
3. Phylum Bryophyta- Non Vascular Plants
Common Name: Mosses
Estimated Number of Species: 15,000
4. Phylum Lycophyta- Vascular Plants (Seedless Vascular Plants)
Common Name: Lycophytes
Estimated Number of Species: 1,200
5. Phylum Pterophyta- Vascular Plants (Seedless Vascular Plants)
Common Name: Pterophytes
Estimated Number of Species: 12,000
6. Phylum Ginkgophyta- Vascular Plants (Seed Plants: Gymnosperms)
Common Name: Ginkgo
Estimated Number of Species: 1
7. Phylum Cycadophyta- Vascular Plants (Seed Plants: Gymnosperms)
Common Name: Cycads
Estimated Number of Species: 130
8. Phylum Gnetophyta- Vascular Plants (Seed Plants: Gymnosperms)
Common Name: Gnetophytes
Estimated Number of Species: 75
9. Phylum Coniferophyta- Vascular Plants (Seed Plants: Gymnosperms)
Common Name: Conifers
Estimated Number of Species: 600
10. Phylum Anthophyta- Vascular Plants (Seed Plants: Angiosperms)
Common Name: Flowering Plants
Estimated Number of Species: 250,000
white-tailed deer eat leaves and grasses in their ecosystems.which of the following terms best describes a white-tailed deer
The term that best describes a white-tailed deer is "primary consumer." The correct answer is D
As a primary consumer, the white-tailed deer feeds directly on plants, such as leaves and grasses, which are producers in the ecosystem. Primary consumers are herbivores that obtain their energy and nutrients by consuming plant material.
They play a crucial role in transferring energy from the producers to higher levels in the food chain.
White-tailed deer are not predators because they do not hunt and consume other animals. They primarily rely on plant matter as their source of food.
They are also not secondary consumers, which are organisms that feed on primary consumers. In the context of the ecosystem, the white-tailed deer occupies the position of a primary consumer as it directly consumes plant material for sustenance and energy. Therefore, the correct answer is D.
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Question
White-tailed deer eat leaves and grasses in their ecosystem. Which of the following terms best describes a white-tailed deer?
A. Predator
B. Secondary consumer
c. Producer
D. Primary consumer
The work-dock of the cell where proteins are made are?
A. Ribosomes
B. Lysosomes
C. Mitochondria
D. Golgi
Answer:
A.Ribosome
Explanation:
I hope that help
The work-dock of the cell, where proteins are made, is Ribosomes. The correct option is A.
What is ribosome?Ribosomes are small spherical organelle present in the cells. Ribosomes are the place where the synthesis of protein occurs. Ribosomes are present at the end of the endoplasmic reticulum.
Thus, the correct option is A.
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By studying both the photograph's caption and the chart, the reader can conclude that -
the pickerel frog is neither threatened nor endangered in Texas
the population of pickerel frogs has been steadily declining
the frog census relies on photographs to identify frog populations
there are very few pickerel frogs living in Texas
The pickerel frog is a diminutive North American frog that has squares on its dorsal surface that look to have been "hand-drawn." Fish frog.
How did pickerel frogs become poisonous?Typically, females are larger than males. Pickerel frog males can be identified by their paired vocal sacs, strong forearms, and enlarged thumbs. These frogs secrete poisonous skin secretions that can kill other tiny creatures, particularly other amphibians, while irritating humans.
What distinguishes a pickerel frog physically?The pickerel frog is a medium-sized frog with two parallel rows of square or rectangular spots running down the back between the folds and a broad ridge of skin (dorsolateral fold) along each side of the back.
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help i’ll give brailiest
Answer:
In order:
AnimalProkaryotePlantVirusExplanation:
Let me know if all goes well!
By the way, I flipping love your pfp <333 lol
Animal:
Cell membrane present;
ribosomes present;
lysosomes present;
nuclear membrane present.
Plant:
Cell wall present
Ribosomes present
Nucleus present
Large vacuole present
Virus:
Reproduces inside of a cell
Nucleus absent
RNA present
Prokaryote:
Cell wall present
Ribosomes present
Nuclear membrane absent
After a successful launch and return of a rocket, NASA and SpaceX noticed a strange gel like substance on the wing. Under the microscope the strange thing has fibers, but no cells. When introduced to water the substance tends to move around. When exposed to warm temperatures it seems to grow in mass.
nonliving the heat from the hot plate is causing the gel like substance to move it's the same thing with liquid nitrogen how it seems to bounce off the floor it's because liquid nitrogen is super cold and the heat basically excites the electrons in the liquid nitrogen making it bounce off the floor same with the gel like substance the electrons in the gel substance are getting excited by the heat and jumping up and down but the substance itself is not alive
I need this now pleaseee
In your on word write a sentence describing a situation between 2 people and then rephrase to show empathy
helpppppp I don’t know what to doooooo!!!!!
Answer
B
Explanation:
B is the answer because if you think about it you will know
what are the atomic number and atomic weight of iron.
Atomic Number 26
Explanation:
hope it helps
Answer:
26 and 55.845
Explanation:
Which of these is a characteristic of a virus?
It invades a host organism and reproduces inside the host.
It can grow on any surface provided there are nutrients.
It can independently make its own proteins and survive.
Characteristic of a virus is It invades a host organism and reproduces inside the host.
A virus is an infectious submicroscopic creature that only reproduces inside of live cells. All living things, including plants, animals, and microbes like bacteria and archaea, are susceptible to virus infection. Since Dmitri Ivanovsky's 1892 publication revealing a non-bacterial pathogen infecting tobacco plants and Martinus Beijerinck's 1898 discovery of the tobacco mosaic virus, more than 9,000 virus species—out of the millions of different types of viruses in the environment—have been documented in detail. Viruses are the most common sort of living organism and can be found in practically all ecosystems on Earth. Virology is the study of viruses; it is a branch of microbiology.
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