Answer:
D
Explanation:
All are major concepts.
-Jarvis
What are methods of combating toxic pesticides?
Answer: -Buy organic and locally grown fruit and vegetables.
- Wash fruits and vegetables before eating.
- Use non-toxic methods for controlling insects in the home and garden.
Explanation: Doing the following will help eliminate toxic pesticides because in season fruits and veggies from your local market is the best assurance of pesticide-free produce.
Answer:
Pesticides are usually used to kill or control the growth of pests.
Pesticides can be toxic and can cause several health effects such as respiratory problems to cancer.
There are several methods combating toxic pesticides as mentioned below:
1) People should use non-toxic methods for the purpose of controlling pests in agricultural practices.
2) All fruits and vegetables are should be washed before eating for example a diluted solution of mild dish-washing detergent can be made for this purpose.
3) Always prefer to buy organic in-season fruits present in market having high assurance of pesticide free.
4) Planting own organic vegetables an d fruits is best way to keep yourself away from toxic pesticides.
5) Should have knowledge of ways of testing toxicity.
Is the question is it ethical to eat meat testable?
What scientific word is used to describe a person who is deficient in one or more particular food groups?
Answer:
Malnourished
Answer: Malnutrition
Explanation:
Malnutrition can be defined as the condition in which the person is deficient in one or more nutrients.
This condition can lead to many diseases in the body of a person because a nutrient in the body is responsible for many functions.
Being deficient in one or nutrient will affect the body adversely. The body needs all the types of nutrients to work properly.
Hence, the correct term for nutrient deficient people is malnutrition.
Write the structures and functions of the following epithelial tissues,connective tissues,muscular tissues,nervous tissues
Ciliated epithelial cells. Cilia are tiny hair like structures on the surface of the cell. The hairs sweep hair, mucus, trapped dust and bacteria up to the back of the throat where it can be swallowed.
Cartilage is a soft, spongy connective tissue. The bones in a synovial joint are connected by ligaments. Ligaments are a type of connective tissue and are tough, fibrous and slightly elastic. They connect bone to bone and help keep the joint together.
Each type of muscle tissue in the human body has a unique structure and a specific role. Skeletal muscle moves bones and other structures. Cardiac muscle contracts the heart to pump blood. The smooth muscle tissue that forms organs like the stomach and bladder changes shape to facilitate bodily functions
Nervous tissue is composed of three main parts: nerves, the spinal cord and the brain. The primary function of nervous tissue is to receive stimuli and send the impulse to the spinal cord and brain. The brain sends back a response to the muscles via the nerves.
Epithelial tissue covers and lines surfaces, connective tissue binds cells and organs, muscular tissue moves the body, and nervous tissue transmits signals.
Explanation:Epithelial tissue is composed of sheets of cells that cover the exterior surfaces of the body, line internal cavities and passageways, and form certain glands. Its functions include protection, absorption, secretion, and selective permeability.
Connective tissue binds cells and organs together. It provides support, protection, and integration of body parts. Examples of connective tissue include bones, cartilage, blood, and adipose tissue.
Muscular tissue is involved in movement. There are three types of muscle tissue: skeletal muscle that is voluntary, smooth muscle that is involuntary, and cardiac muscle that is found in the heart.
Nervous tissue is responsible for transmitting electrical signals throughout the body. It enables communication between different regions of the body through nerve impulses.
explain what polarity is in relation to water and oil
Answer:The relative polarity of two molecules directly relates to their solubility. In general, solutions involve molecules of similar polarity. Therefore, oil is insoluble in water. In fact, oil is said to be hydrophobic, or "water-hating."
28.
What is the ratio of C, H, and O atoms in carbohydrates?
2:3:2
stry
1:6:1
Today
1:3:1
on, and
1:2:1
Answer:
1:2:1
I hope this helps you!
Answer:
1:2:1
Explanation:
Scientists estimate that by the year 2025 the worlds population will reach
Answer:
The girl above is correct it is 8 billion.
what is the difference between internal and external respiration??
Answer:
External respiration occurs in the lungs where oxygen diffuses into the blood and carbon dioxide diffuses into the alveolar air. Internal respiration occurs in the metabolizing tissues, where oxygen diffuses out of the blood and carbon dioxide diffuses out of the cells.
Explanation:
help me!!! picture is provided!!!
Answer:
The species attracted new predators
Explanation:
Please help!!!!!!!!!!!!!!!
Answer:
if you had 4 offspring then 2 would be black and 2 would be white because of the punt square being dominant (B) and the recessive of the black one and the 2 bb's of the white one it would come out both ways hope that helpped
Explanation:
A) 50% of guinea pigs have white fur
50% of guinea pigs have black fur
Any change in plant communities over time is called
Answer:
ECOLOGICAL SUCCESSION
A change in plant communities over time is called succession, which is an important concept in ecology. Succession can be categorized into primary and secondary.
Explanation:Any change in plant communities over time is called succession. This is a significant concept in ecology which describes how the structure of a biological community evolves over time. Succession can be primary or secondary. Primary succession occurs in an area that has never previously been colonized by life, like a new volcanic island, while secondary succession happens in areas where a community previously existed but was removed or disturbed, such as after a forest fire.
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Select the correct location on the image.
The diagram shows an unfertilized female sex cell at different locations within the reproductive system. At which location can it correctly be
termed an oocyte?
Unfertilized female sex cells which are present in the covering of blue regions are correctly termed oocytes.
What is Oocyte?An Oocyte may be defined as a female unfertilized female sex cell or immature egg cell that is present in the ovary and may undergo meiotic division to form an ovum.
According to the diagram, the portion of the female reproductive system which is blue in color is known as the ovary that produces the egg cells in the females and is termed an oocyte.
Therefore, it is well described above.
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Answer:
Explanation:
the second box
Which gases each make up less than 1 percent of Earth's atmosphere? Check all that apply.
argon
oxygen
nitrogen
water vapor
carbon dioxide
Answer: a.argon ,d.water vapor, e.carbon dioxide .........on edge:)
Explanation:
Match the compound with the correct element contained within it.
Iron
1. Chlorophyll
Carbon, hydrogen,
nitrogen, oxygen,
phosphorus, and calcium.
2. Hemoglobin
3. 300 enzymes
Cobalt
4. 30 enzymes
Zinc
5. Vitamin B12
Magnesium
6. Organic compounds such as
carbohydrates, lipids, proteins, and
nucleic acids.
Copper
Answer: 2 lsidgyf
Explanation:idgar
3. Looking at some pond water under the microscope, you notice an unfamiliar rod-
shaped cell about 200 mm long. Knowing that some exceptional bacteria can be as
big as this or even bigger, you wonder whether your cell is a bacterium or a
eukaryote. how will you decide? if it is not a eukaryote, how will you discover
whether it is a bacterium or an archaeon? [20]
Answer:
1. The cells of eucaryotes are characterized by the presence of a nucleus and membrane-bound organelles. Bacteria, on the other hand, do not possess a nucleus or membrane-bound organelles.
2. As bacterial cell walls are made of peptidoglycan (protein and sugars), and archaeal cell walls are composed of polysaccharides (sugars). I would add a lysis solution that separates the cell wall and integral molecules. Then, I could use High-performance liquid chromatography to quantify the chemical composition differences of both walls.
Explanation:
1. The cells of eucaryotes are characterized by the presence of a nucleus and membrane-bound organelles. Bacteria, on the other hand, do not possess a nucleus or membrane-bound organelles.
2. Both archaea and bacterial cells lack membrane-bound organelles and nucleus, but they both possess a cell wall. Therefore, if I realize that the cell is definitely a prokaryote and not a eukaryote, then, to determine if it is from an archaeon or bacterium, I would analyze the integrity of their cell walls as bacterial cell walls are made of peptidoglycan (protein and sugars), whereas archaeal cell walls are composed of polysaccharides (sugars).
I could add a lysis solution that separates the cell wall and integral molecules. Then, I could use High-performance liquid chromatography to quantify the chemical composition differences of both walls.
Also, the majority of archaea cannot be cultured within the laboratory setting. So that could also work as another method, except it wouldn't be as reliable as the others.
Does a 350 pound football player have larger cells than 120 pound cheerleader? True or false explain
Answer:
False
Explanation:
Football players cells are the same as the cheerleader. But being his larger size he does have more cells.
If you have an idea to improve a complex software process at work, what is the most effective way to communicate this idea?
Notify your boss of your plans in an email you write quickly, without carefully proofreading it
Start to implement your idea immediately so others can see how you expect it to work
Tell your coworkers that you think you have a way to improve the process
Organize your thoughts and present the idea to your boss in a written report
Mark this and return
Save and
Submit
here to search
Answer: Option D
Explanation:
If there is a certain idea regarding any process which can be improved then the thought to improve it should be first shared with the boss of the company.
Firstly, the person sharing the thought should himself be sure about the thought that he is going to present in front of the boss.
The thought regarding the improvement of the software process should be first written in an organized way and presented to the boss.
Answer:
D
Explanation:
just because
If you enjoy working with plants and animals, the career cluster to follow is:
A: distribution and logistics
B: agriculture, food, and natural resources
C: education and training
D: science and technology
Answer:
b just b got it correct
Explanation:
What is the name of a complex group of organisms that are connected and interact with one another
An ecosystem is a complex network of interacting organisms and their environment. It includes a food web that illustrates the transfer of energy between producers, consumers, and decomposers. Ecosystems are vital for maintaining ecological balance and the flow of nutrients.
The term for a complex group of organisms that are connected and interact with one another is an ecosystem. In an ecosystem, different populations of organisms coexist and form a community that interacts not only among themselves but also with the physical environment. This level of ecological study helps us understand the intricate connections that allow diverse life forms to thrive together. For example, in an ecosystem, a food web illustrates how energy and nutrients flow from one organism to another, demonstrating the dependence and relationships between producers, consumers, and decomposers.
Each organism plays a specific role within this system, contributing to the broader biogeochemical cycles that sustain life on earth. The primary producers, such as plants and algae, harness energy from the sun to create biomass through photosynthesis. This biomass serves as the foundation for all other organisms within the food chain, with consumers and decomposers relying on it for their survival. The complex interactions and feedback mechanisms within ecosystems are essential for maintaining balance and resilience against environmental changes.
What role do you play in the food web?
A. Producer
B. Consumer
C. Decomposer
D. Human
Justify by explaining why the answer you chose is CORRECT AND why the other 3 are INCORRECT.
Answer:
D human because decomposer are mainly fungi and bacteria,producer are plants, consumers are every organism that eats something else it include herbivores, carnivores(animals that eat other animals), parasites (animals that live off of other organisms by harming it), and scavengers (animals that eat dead animal carcasses)
Humans play the role of a consumer in a food web as they eat other organisms to gain energy and nutrients. They do not play the role of producers or decomposers. The term 'human' alone does not specify a role in a food web.
Explanation:In the context of a food web, we humans play the role of a consumer. Consumers are organisms that eat other organisms to gain energy and nutrients. We certainly fit into this category as we eat both plant (producers) and animal species (other consumers).
Producers are incorrect because they are typically plants that make their own food through photosynthesis which humans do not do. Decomposers are also incorrect as they break down dead or decaying organisms, a role humans don't play in the food web. Lastly, while 'Human' is within the options, it is too broad a term for this question as it doesn’t specify the role that humans play.
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what is the function of a centrosome
Answer:Organizing changes to the shape of the cell membrane that allow the membrane to "pinch" in two during cell division.
Ensuring that chromosomes are properly distributed to daughter cells by creating and shortening mitotic spindle fibers.
Overseeing other important changes to cell membrane shape, such as those seen in phagocytosis.
Explanation:
he main function of the centriole is to help with cell division in animal cells. The centrioles help in the formation of the spindle fibers that separate the chromosomes during cell division (mitosis).
Please help me with this
Answer:
letter A there u go i hope this helps you
What is the haploid deer mouse chromosome number?
Answer:
jdskljadlkjsalkjdlkjsalkdjlsa
Explanation:
Which will reduce competition within a species' population?
fewer individuals
higher birthrate
fewer resources
higher population density
Answer:
Fewer resources
Explanation:
With fewer resources, there won't be many competitions with a species population increasing. And not only that but without any resources, there won't be any "competitors" left to compete.
Competition among species is defined as the rivalry for the shortcoming of resources like food, shelter, and water. The competition among species can be reduced by fewer resources.
The correct answer is:
Option C. fewer resources
Competition is defined as the rivalry among the organisms belonging to different ecological niches for resources.
The species when competing for the limiting resource will cause the overlapping of the ecological niche. This will lead to evolutionary changes in the organisms.
The selection of better-suited organisms to the environment will have a higher chance of survival and adapt to utilize the resources left available.
With fewer resources, the competition among species decreases as there won't be competitors available.
Therefore, option C is correct.
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Scientists have genetically engineered crops to be resistant to herbicides. This allows farmers to kill weeds with small doses of herbicides that don’t harm the crops. Why, then, are people concerned that transgenic plants may lead to an increase in the use of herbicides?
Cross-pollination could cause the crops to lose their herbicide resistance.
Weeds may naturally develop herbicide resistance with each dose.
Herbicide-resistant crops may grow out of control and become weeds.
Cross-pollination could pass herbicide-resistant genes to the weeds.
Answer:
The correct option is Option C i.e. Herbicide-resistant crops may grow out of control and become weeds.
Explanation:
1. The herbicide resistance is a genetic character that is introduced into the plant with help of genetic engineering.
2. Now crops are not sexually reproduced. New seeds are planted every season. So chance of losing the herbicide resistance is less.
3. The risk of weeds becoming herbicide resistant is there even with genetic engineered crops.
4. Cross-pollination between two different species doesn’t occur generally.
5. But if these plants are not killed by any herbicides, they themselves can grow too fast as weeds.
Answer:
A. Cross-pollination could cause the crops to lose their herbicide resistance.
Explanation:
Herbicide resistance is the acquired capacity of plants to endure and imitate following introduction to a portion of herbicide typically deadly to the wild kind. Herbicides don't actuate opposition in weed species, rather they basically select for resistant individuals that normally happen inside the weed populace.
Herbicide resistance, communicated by a recessive allele, advances and spread generally gradually as the dominant heterozygotes and homozygous prevailing phenotypes are dispensed with by use of the herbicide to which resistance created.
This is truthful for cross-pollinating species, be that as it may, in exceptionally self-pollinating species, the resistant alleles can spread rapidly as selfing increments the recurrence of homozygotes to the detriment of heterozygotes.
Why does a star of
average mass expand
into a red giant?
Answer:
When a star expands, the surface of the star becomes cooler as well as redder. Hence, forming the red giant.
Explanation:
If all the hydrogen which is present in a star gets fused into helium then an increase in the core temperature can be seen along with the core contractions. As a result of these core pressures and the core temperatures, the helium gets fused into carbon through a process known as the triple alpha process. As a result, the star begins to expand whereas its surface becomes cooler and redder which leads to the formation of red giant.
A gene in DNA is the code for
Answer: Genes tell the body how to behave in certain ways, so there are genes that represent particular characteristics, and lack of genes or changes in them can lead to diseases and problems in the body.
Explanation:
Which statements about fossils are true? Check all that apply.
Fossils give clues about Earth's climate in the ancient past, show what Earth was like millions of years ago, and can be found in ice. Hence the correct options are a, c and d.
Fossils are crucial indicators of Earth's history and provide valuable insights into the planet's past conditions. By studying fossils, scientists can gain clues about Earth's ancient climate, environmental changes, and the evolution of life over millions of years. Fossils capture a snapshot of the past, showcasing the types of organisms that once inhabited the Earth and the ecosystems they were a part of.
Additionally, fossils can be found in various geological formations, including ice, where frozen specimens can offer unique glimpses into prehistoric life.
Contrary to the notion that only animals can become fossils, plant remains and other organic materials can also be preserved under certain conditions, contributing to a comprehensive understanding of Earth's dynamic history. While tar pits may preserve some fossils exceptionally well, fossils can be found in various geological settings, providing a diverse and comprehensive record of our planet's geological and biological history. Hence the correct options are a, c and d.
Complete question:
Which statements about fossils are true?
Check all that apply.
A. They give clues about Earth’s climate in the ancient past.
B. Only animals can become fossils.
C. Fossils show what Earth was like millions of years ago.
D. Fossils can be found in ice.
E. The best fossils are preserved in tar.
true or false viruses defy classification
Answer:
false
Explanation:
classification defies viruses
What do you understand by normal flora?
Answer: normal Flora is the bacteria that came into contact with our body immediately we were born because bacteria are found everywhere i.e in airparticles and from then we live with them and they help our body to be antitoxic to the disease that may be caused by another same bacteria causing microorganisms
Explanation: