Answers
Answer:
Union of Concerned Scientists: Works for a healthier environment and a safer world. Through this renewal award, UCS conducts technical assessments on securing weapons material in the US.
Natural Resources Defense Council: Strives to rid our food, air, water, and household products from toxic chemicals. NRDC works to protect our world's oceans from pollution and exploitation.
Environmental Working Group: Protect human health and the environment and specializes in research and advocacy in the areas of agricultural subsidies, toxic chemicals, drinking water pollutants and corporate accountable.
Explanation:
Related Questions
where is blizzard most likely to form
Answers
Answer: A
Some of the areas which are most likely to be struck by nor’easters include many locations in the northeastern part of North America. Such locations include areas in Maine, New Jersey, and North Carolina. Many of the most destructive blizzards in history are caused by nor’easters.
Explanation:
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At a blood bank there were five problems with a laboratory technician's work performance the first year at work
Answers
The supervisor at the blood bank would likely consider spilling 5 units of blood (problem 2) as the most serious issue among the listed problems. While all the problems listed have their own level of seriousness, spilling 5 units of blood poses significant concerns. The correct answer is 2.
Spilling 5 units of blood represents a critical error with potentially severe consequences. Blood is a valuable and potentially life-saving resource, and any loss or contamination can have serious implications for patient care.
It not only wastes precious resources but also poses potential risks to both patients and staff members, including the potential for infections and the need for additional blood collection.
While other problems like coming to work late, working too slowly, mislabeling units of blood, or breaking a microscope lens can impact efficiency, accuracy, and productivity, they may not directly jeopardize patient health and safety to the same extent as spilling blood.
Therefore, the supervisor would likely consider the spilling of 5 units of blood as the most serious problem, requiring immediate attention, investigation, and measures to prevent such incidents in the future. Therefore, the correct answer is 2.
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Question
1. At a blood bank there were five problems with a laboratory technician's work performance the first year at work. Which of the problems listed below would the technician's supervisor likely consider the most serious? (1) coming to work late
(2) spilling 5 units of blood
(3) working too slowly
(4) mislabeling 4 units of blood
(5) breaking the lens on a microscope
on earth, water can exsist as a solid, a liquid or a gas. Why?
Answers
Answer:
its A. On earth, water can exist as a solid,a liquid, or a gas because "the Earth is at an ideal temperature due to its distance from the Sun".
Explanation:
Answer:
This is true because:
Water can exists as a solid in the form of ice. Ice is created when water comes in contact with freezing temperatures that are below 32 degrees.
Water can exist as a liquid, because, well, it is a liquid.
Water can be a gas, because it can evaporate.
Explanation:
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A jet flies over the ocean. A sound wave travels from the jet to the surface of the ocean. Almost none of the energy from the sound passes into the water. The diagram below illustrates the path of the sound wave.
Which of the following statements about this scenario is true?
A.
The sound wave's direction, speed, and wavelength change.
B.
The sound wave's direction and wavelength change, but its speed remains the same.
C.
The sound wave's direction changes, but its speed and wavelength remain the same.
D.
The sound wave's direction and speed change, but its wavelength remains the same.
Answers
Answer:
D
Explanation:
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9. What number on the diagram is pointing to the deltoid muscle?
15
16
17
18
Answers
Answer:
17 number on the diagram is pointing to the deltoid muscle
What is a pollinator?
an animal that transfers pollen from flower to flower
a colorful flower that attracts insects
an insect that makes pollen
a flower that produces fruit for animals to eat
Answers
Explanation:
an animal that transfers pollen from flower to flower
hope it helps!
State one substance that leaves the blood as it flows through the tissues of the small intestine.
Answers
Answer:
Superior mesenteric artery.
The primary source of energy for the body is a form of sugar called glucose. It travels to cells all throughout the body after being absorbed into circulation from the small intestine.
Other chemicals that enter the circulation through the small intestine include the following:
Proteins' building components are amino acids.
The lipids' building components are fatty acids.
minerals and vitamins
Water
In an adult, the small intestine is a muscular tube that is roughly 20 feet long. It is situated in the belly, above the large intestine, and below the stomach. The bulk of digestion and nutritional absorption from meals occurs in the small intestine.
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(04.02 HC)
New findings suggest that, due to rising levels of carbon dioxide in the air and an increase in the acidity of the oceans, most coral reefs that exist today will disintegrate
by the end of the century. If carbon dioxide levels continue to rise, what is the most likely effect on marine organisms that rely on these reefs for food and shelter?
O Their numbers and diversity will be drastically reduced
O They will be able to use the area for shelter, but will have to travel to find food
O Their ability to reproduce will increase as competition for space decreases
O They will be forced to adapt to living in different areas
Answers
Option A. Their numbers and diversity will be drastically reduced
If carbon dioxide levels continue to rise and coral reefs disintegrate by the end of the century, the most likely effect on marine organisms that rely on these reefs for food and shelter would be a drastic reduction in their numbers and diversity (option a). Coral reefs serve as crucial habitats and nurseries for a wide range of marine organisms, including fish, invertebrates, and other species.
The disintegration of coral reefs would result in the loss of their structural complexity, which provides shelter, protection, and food sources for many organisms. Without the reefs, marine organisms would lose their primary habitats and face significant challenges in finding suitable alternatives. They may be forced to disperse over greater distances in search of food and shelter, which could result in increased predation risk, competition for limited resources, and reduced reproductive success.
Additionally, the decline of coral reefs would lead to a decline in available food sources, as the reefs support a diverse ecosystem with complex food webs. Organisms that rely directly or indirectly on the reefs for sustenance would face food scarcity and potential population declines.
Overall, the loss of coral reefs due to rising carbon dioxide levels would have a profound and negative impact on marine organisms, leading to reduced numbers and diversity, increased competition for resources, and potential disruptions to reproductive patterns. Therefore the correct option is A
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Habitat isolation, temporal isolation, behavioral isolation, mechanical isolation, and gametic isolation are _______ isolating mechanisms.
Answers
The water molecule is a polar molecule. A water molecule is polar because
The electrons are shared equally
Oxygen has a stronger attraction for electrons than hydrogen
It is very cold
Hydrogen atoms have a stronger attraction for electrons than oxygen
Answers
The correct answer is: "B. Oxygen has a stronger attraction for electrons than hydrogen."
What are polar molecules?A water molecule is polar because it has a bent shape and an unequal sharing of electrons between the oxygen and hydrogen atoms.
Oxygen has a stronger electronegativity (ability to attract electrons) than hydrogen, which means it attracts the shared electrons in the covalent bond between the two atoms more strongly. As a result, oxygen has a partial negative charge (δ-) and hydrogen has a partial positive charge (δ+).
This separation of charges makes the water molecule polar, with a slightly negative end and a slightly positive end. This polarity allows water molecules to interact with each other through hydrogen bonding and gives water its unique properties, such as its high boiling point, surface tension, and solvent abilities.
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The mesentery (MESS un tayr ree) is a structure that’s connects the loops of the small intestine l. The mesentery binds the intestines together so it can’t get tangled or twisted. The mesentery also carries blood, nerves signals, and lymph fluids to and from the intestine.
Scientists recently classified the mesentery as an organ. What must be true if the mesentery is an organ? Choose the three statements that apply.
A. It is part of an organ system.
B. It has a specific function in the body.
C. It is composed of different kinds of tissues.
D. It is found in every type of multicellular organism.
E. It is a group of similar cells that carry out the same function.
Answers
Answer:
The answer is A.It is part of an organ system.
Explanation:
A bee lands on a random point on a ruler's edge. Find the probability that the point is between 2 and 12.
The statements- It is part of an organ system, It is found in every type of multicellular organism, It has a specific function in the body are true if mesentary is an organ.
What are the functions of organ system?An organ system is a biological system consisting of a group of organs that work together to perform one or more functions. Each organ has a specialized role in a plant or animal body, and is made up of distinct tissues.
The 11 organ systems include the integumentary system, skeletal system, muscular system, lymphatic system, respiratory system, digestive system, nervous system, endocrine system, cardiovascular system, urinary system, and reproductive systems.
They work together to circulate the blood, bringing oxygen and nutrients to cells throughout the body and carrying away carbon dioxide and metabolic wastes.
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The procurement of Henrietta Lack's cells brings up many ethical issues surrounding both informed consent and the ownership of genetic and biologic materials.
In what way was informed consent breached in this case?
Explain Dr. George Gey's role in the creation of the HeLa cell line. Did he benefit? If so, explain how.
Which ethical theory best describes his actions?
Many human genes have been patented and the resulting 2013 supreme court ruling left some gray areas in this regard. What are your thoughts about research and patents when it comes to biologic materials?
Should Henrietta Lacks' family receive money for the HeLa cells?
Should companies profit in general from genes or other biologic materials?
If not, do you think it will impact companies' willingness to do biomedical research? If yes, how could that impact healthcare?
Answers
The procurement of Henrietta Lacks cells brings up many issues including informed consent, medical records privacy, and communication with tissue donors and research participants.
What are HeLa cells?Black lady Henrietta Lacks was a 31-year-old mother of five who passed away from cervical cancer in 1951. She leaves a stunning legacy of ever reproducing cells that have effectively attained "immortality," carrying her name and memories with them. In laboratories all across the world, her cancerous cells have survived long after she passed away and have multiplied so rapidly that if put end to end, they could wrap the globe three times.
Little did Henrietta know when she went to a cancer clinic at Johns Hopkins in Baltimore in January 1951—the only hospital in the region at the time that treated African Americans—that she would eventually reach a type of immortality.
Without her consent or knowledge, her surgeon, Howard Jones, removed a tissue sample from her diseased womb. This sample was sent to George Otto Gey, a doctor and cancer researcher at the same Baltimore hospital, who was astounded by the cells' capacity to proliferate in lab culture.
Therefore, the procurement of her cells brings up many issues including informed consent, medical records privacy, and communication with tissue donors and research participants.
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A solution with a pH of 8.0 is:
a) strongly basic
b) neutral
c) acidic
d) weakly basic
Answers
Answer:
D
Explanation:
1 2 3 4 5 6 7 8 9 10 11 12 13 14
------------------------ ; ----------------------------------
ACIDIC NEUTRAL BASIC
Which describes the Coriolis effect?
Answers
As a result of your Zombie Apocalypse, the grass at a local park will no longer be mowed. What type of succession is this (primary or secondary)? Describe the stages of succession that will occur in the next 100 years.
What type of succession is this depicting?
Answers
Secondary succession is the kind of succession that might develop in a neighborhood park after the Zombie Apocalypse if the grass wasn't cut anymore and pioneer species would first colonize the bare soil.
Thus, pioneer species like weeds and grasses would colonize the bare soil and disturbed regions in the initial stage of secondary succession. These species can swiftly adapt to a new habitat since they are frequently resilient and rapidly developing.
In secondary succession, the pioneer species are the early settlers multiply and spread, the soil conditions become more stable and draw in additional species like shrubs and tiny trees. These animals are modifying the environment in a way that makes it possible for bigger and more diversified populations of creatures to live in more complicated settings.
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What are the products of respiration?
Answers
Copper wire is used to transfer electricity
Answers
Answer:
couper wire is used to transmit electricity because it is a good conductor of electricity.
Match the given bone morphologies to the gender that exhibits them.
•pelvic inlet is wide
•skull is robust
•palate is long and broad
•sacrum is short
and straight
•sub pubic angle
exhibits V-shape
•brow ridges are
less prominent
Answers
The given bone morphologies to the gender that exhibits them include the following:
Maleskull is robustpalate is long and broadFemalepelvic inlet is wide.sacrum is short and straight.sub pubic angle exhibits V-shapebrow ridges are less prominent.What is a Bone?This is referred to as a living tissue that makes up the body's skeleton and it is very important in the movement of different parts of the body.
Males generally have a more prominent brow ridge as a result of the effect of the hormone known as testosterone while females have a wide pelvic inlet which is why they have hips than males.
Males have a robust and denser skull when compared to females which is also why the palate is long and broad and the aforementioned above are the correct descriptions if the different genders.
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Answer:
Male
skull is robust
palate is long and broad
sub pubic angle exhibits V-shape
Female
pelvic inlet is wide.
sacrum is short and straight.
brow ridges are less prominent.
Explanation:
Write a 3-8 sentence paragraph as to how Sea urchins use Natural selection. 20 points and will mark the brainliest!
Answers
Answer:
Through the process of natural selection, sea urchins have developed spines that serve as a defense mechanism against predators and a means of anchoring themselves in turbulent waters. This adaptation allows them to better survive in their environment, with individuals possessing longer or stronger spines being more likely to pass on their genes to the next generation. As a result, the population of sea urchins gradually becomes better adapted to their surroundings, demonstrating the power of natural selection in shaping the evolution of species.
How does irrigation affect ecosystem health? (A) (B) (C) (D) P Irrigation uses much of the world's freshwater supplies and can also contribute to soil depletion and alter weather patterns. Irrigation is necessary to ensure the large harvests that the global population requires, and its use will only increase in the future. Irrigation can release harmful greenhouse gases such as methane and carbon dioxide into the air, contributing to climate change. Irrigation can increase the content of nitrogen and phosphorous in soil and water to dangerous levels, harming animals and plants in the ecosystem.
Answers
Option (D) is the proper response because irrigation can raise the amounts of nitrogen and phosphorus in soil and water to risky levels, affecting ecosystem animals and plants.
What impact does irrigation have on the environment?The potential over-extraction of groundwater for irrigation has the potential to have direct detrimental environmental effects (withdrawing water in excess of the recharge rate). This may cause the water table to drop, land to sink, water quality to deteriorate, and saltwater intrusion in coastal areas.
What impact does irrigation have on water use?Compared to sprinkler irrigation, flood irrigation loses less water to evaporation, but more water may be lost through runoff in the fields. The major reason we parameterize the irrigation techniques is to reflect their unique water use effectiveness.
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what blood type does AO produce
Answers
Answer:
O
Explanation:
Both A and B alleles are dominant over O. As a result, individuals who have an AO genotype will have an A phenotype. People who are type O have OO genotypes. In other words, they inherited a recessive O allele from both parents.
Which organism is likely to carry out the process shown in the diagram?
CO, + H,O
Heat
www
Chloroplast
Mitochondrion
MASS
Respiration
OA. Barn owl
OB. Mushroom
C. Alligator
-0₂
Sugar
ATP
Answers
Answer:
C
Explanation:
took the test
The molecules in plant cells that absorb light energy are called
Answers
Pigment....
..........
Answer:
yes
Explanation:
how do fossil fuel play a role in the carbon cycle?
Answers
Answer:
Plants that die and are buried may turn into fossil fuels made of carbon like coal and oil over millions of years. ... When humans burn fossil fuels, most of the carbon quickly enters the atmosphere as carbon dioxide. Carbon dioxide is a greenhouse gas and traps heat in the atmosphere.
Explanation:
A scientist compares to samples of white powder. One powder was present at the beginning of the experiment. The other Potter was present at the end. She wants to determine whether a chemical reaction has occurred. She finds that neither sample bubbles or dissolves in water. She measures the mass of volume of the solids. Sample one has a volume of 45 cm to the third power And a mass of .5 g. Sample two has a volume of 65 cm to the third and a mass of 1.3 g. What should the scientist conclude?
Answers
Based on the given information, the scientist can conclude that a physical change has occurred rather than a chemical reaction.
The scientist can make this conclusion because the samples did not show any signs of bubbling or dissolving in water, which are common indications of a chemical reaction.
Additionally, the measurement of the mass and volume of the samples shows that there has been a change in both properties. Sample two has a greater volume and mass compared to sample one, indicating that some physical transformation has taken place.
However, without further information or analysis, it is not possible to determine the exact nature of the physical change or identify the substances involved.
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A group of researchers transformed E. coli to express
dsRNA that matched a transcription factor, eaf-1. They
then fed these E. coli to C. elegans worms. When the
researchers examined the C. elegans, they found that
they had fewer offspring and were smaller individuals,
with similar characteristics to C. elegans in which eaf-1
had been knocked out.
The students suggested several hypotheses based on
these observations about how RNAi worked:
1. The dsRNA inhibited gene transcription.
2. The dsRNA inhibited mRNA processing.
3. The dsRNA inhibited translation of mRNA into protein.
4. The dsRNA inhibited protein folding.
Mark this and return
The researchers then performed a series of experiments
to determine which hypothesis was correct. The C.
elegans were found to be transcribing eaf-1 into mRNA,
but not producing eaf-1 protein. When the students
directly injected C. elegans with dsRNA and tracked
tagged mRNA, they found the mature mRNA was
degraded in the cytoplasm, and ribosomes were not
binding to it. Which hypothesis is supported by these
observations?
Answers
The hypothesis that is supported by these observations is that the dsRNA inhibited the translation of mRNA into protein (third option).
What does the experiment reveal about dsRNA?In this experiment, the C. elegans worms were transcribing eaf-1 into mRNA but not producing the eaf-1 protein. This phenomenon shows that dsRNA inhibited the translation of mRNA into protein related to the action of E. coli on the worms.
This also explains why the worms affected by this bacteria had fewer offspring and the offspring were smaller.
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The _____ is the basic unit of life. Responses A cell B heart
Answers
Answer: The cell is the basic unit of life.
Explanation:
Which of the following areas indicates the occipital lobe on the diagram below? Region A is the anterior (front) section. Region B is the medial (middle) superior (up) section. Region C is the posterior (back) section. Region D is the medial (middle) inferior (down) section. Region D Region B Region C Region A
Answers
Answer:
Region C is the posterior (back) section.
Explanation:
Hope it helps.
The area which indicates the occipital lobe on the diagram below Region C is the posterior (back) section.
What area is present in the occipital lobe?
The occipital lobe is the visible processing area of the brain. It is associated with visuospatial processing, distance and depth detection, color determination, object and facial recognition, and memory formation.
Where can the occipital lobe be found?In the Back Area of each cerebral hemisphere.
Where is the place seen?
occipital lobe
The visual cortex is located in the occipital lobe of the brain and is primarily responsible for interpreting and processing visual information obtained from the eyes. The amount of visual information obtained and processed by the visual cortex is truly large.
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During an evening hike, you see a shooting star just like the one pictured here.
In which layer of the atmosphere does this shooting star occur?
troposphere
stratosphere
mesosphere
thermosphere
Answers
The shooting star occurs in the mesosphere, which is the layer of the atmosphere above the stratosphere and below the thermosphere.
The shooting star observed during an evening hike occurs in the mesosphere. Shooting stars, also known as meteors, are visible when small particles, typically from comets or asteroids, enter the Earth's atmosphere and burn up due to friction with the air molecules. The mesosphere is the third layer of the Earth's atmosphere, located above the stratosphere and below the thermosphere. It extends from about 50 to 85 kilometers (31 to 53 miles) above the Earth's surface. In the mesosphere, the air is thin and the temperature decreases with altitude. This layer is where most meteors burn up and produce the phenomenon of shooting stars that we observe from the ground.For more such questions on Mesosphere:
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The chart shows the intake (consumption levels) of proteins in 14-18yr olds. For which proteins is there the greatest difference between the recommended intake and the actual intake?
What is a recommendation of a food that teenagers could eat more of to fix this difference?
Answers
The chart highlights the importance of consuming a variety of protein sources in the diet, particularly those that are under-consumed like seafood and nuts/beans, to meet recommended nutrient intake levels.
The chart displays the protein intake of 14-18 year olds, broken down by different protein sources, compared to the recommended intake. Based on the chart, it appears that there is a significant difference between the recommended intake and the actual intake of seafood and nuts/beans.
The recommended intake for seafood is 8 oz per week, but the actual intake is only 2.8 oz per week. For nuts/beans, the recommended intake is 5 oz per week, but the actual intake is only 1.9 oz per week. These differences suggest that teenagers are not consuming enough of these protein sources in their diets.To address this difference, teenagers could incorporate more seafood and nuts/beans into their diets.
For example, they could try eating salmon or tuna instead of red meat or chicken a few times a week, or they could snack on almonds or peanuts instead of chips or candy. Other sources of protein that are already being consumed at recommended levels, such as poultry and eggs, could be maintained in the diet to ensure a balanced intake of nutrients.
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