Answer:
Frog malformations are the result of environmental factors affecting development during early tadpole stages.
Moles are small mammals that are virtually blind and live in underground burrows for most of their lives. This is an example of the interaction between which Earth's systems?
A. biosphere/lithosphere
B. Lithosphere/hydrosphere
C. hydrosphere/biosphere/lithosphere
D. Atmosphere/lithosphere/hydrosphere
Answer:
A. biosphere/lithosphere
Explanation:
The habitat of moles in underground burrows shows the interaction between the biosphere and lithosphere.
The biosphere the region of the earth occupied by living organisms.
The lithosphere is the solid part of the earth
Organisms interacts with the lithosphere in diverse ways. For underground burrowers, their dwelling place is situated in crevices and holes. This interdependence highlights the interaction between the spheres in nature.how genetic variancd affects the evolution of populations?
Answer:
Variation allows some people in a population to adapt to the changing environment
Explanation:
Which is the best definition of weathering?
settling of Earth’s materials when water slows downb.swelling Earth’s materials as they soak up waterc.breaking up of rocks from wind, water, plants, or animalsd.transport of Earth’s materials by wind, water, or ice
Answer:
Breaking up of rocks from wind , water, plants or animals
Explanation:
this is called weathering
hope it helps
is a mixture of weathered sediment, organic material, water, and air.
The components of soil include weathered rock, decomposed organic matter, mineral shards, water, and air.
Organic – does it imply natural?Purchasing organic ensures that the food you are consuming is free of harmful pesticides and chemicals, synthetic growth hormones and antibiotics, genetically modified organisms (GMOs), artificial additions and preservatives, and was grown or reared using organic agricultural practices. Organic is always pure and free of GMOs, but the contrary is not true.
Does "organic" imply "healthy"?A product is not automatically healthier just because it claims to be organic or contains organic ingredients. Some organic goods could nevertheless include a lot of sugar, salt, fat, or calories. Under running water, thoroughly scrub fresh fruits and vegetables.
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Based on Acanthostega fossils, scientists now believe that the earliest tetrapods wereA) fully terrestrial.B) amphibians that used their limbs to drag themselves over the land from one water hole to another.C) fish that used their limbs to raise themselves out of the water to get gulps of air for oxygen.D) reptiles that resembled crocodiles.
Based on Acanthostega fossils, scientists now believe that the earliest tetrapods were amphibians that used their limbs to drag themselves over the land from one water hole to another. Option B is correct.
Acanthostega is an extinct genus of primitive tetrapod that lived during the Late Devonian period, around 365 million years ago. Fossils of Acanthostega provide important insights into the evolution of early tetrapods and their transition from aquatic to terrestrial life.
The morphology of Acanthostega suggests that it was a primarily aquatic animal with well-developed limbs. It had limbs with digits and limb girdles, features that are characteristic of tetrapods.
However, its limbs were not fully adapted for terrestrial locomotion. Acanthostega had weak limb bones and lacked the ability to support its body weight fully on land.
Based on these characteristics, scientists believe that Acanthostega and similar early tetrapods were amphibians that used their limbs to drag themselves over the land from one water hole to another. Thus, the correct option is B.
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what is located in the autonomic nervous system
Answer:
It contains three anatomically distinct divisions: sympathetic, parasympathetic, and enteric.
Explanation:
The sympathetic nervous system (SNS) and the parasympathetic nervous system (PNS) contain both afferent and efferent fibers that provide sensory input and motor output, respectively, to the central nervous system (CNS). Generally, the SNS and PNS motor pathways consist of a two-neuron series: a preganglionic neuron with a cell body in the CNS and a postganglionic neuron with a cell body in the periphery that innervates target tissues. The enteric nervous system (ENS) is an extensive, web-like structure that is capable of function independently of the remainder of the nervous system. It contains over 100 million neurons of over 15 morphologies, greater than the sum of all other peripheral ganglia, and is chiefly responsible for the regulation of digestive processes.
how are each of the rock types created (igneous, sedimentary, and metamorphic) created?
Answer:
igneous is by heat, sedimentary byayering and metaphoric by heat
The synthesis of protein or carbohydrate polymers always produces which of the following as a byproduct and why?
Answer:
Water
Explanation:
Proteins and carbohydrates go under dehydration synthesis. In this process, hydroxide (OH) and hydrogen (H) of two monomers join together and the byproduct from this reaction is H2O. Hope this helps! Look up "dehydration synthesis" to learn more. This is not to be confused with hydrolysis, which adds water in order to break down polymers.
The synthesis of protein or carbohydrate polymers always produces water as by product because they are condensation polymers.
Polymerization refers to the joining of small molecules called monomers to form a larger molecule called a polymer. Polymerization may occur in two ways;
CondensationAdditionIn condensation polymerization a small molecule such as water is lost in the process as the monomers are joined together. In addition polymerization, no small molecule is lost in the process.
Since proteins and carbohydrates are condensation polymers, a molecule of water is always lost when the polymers are formed.
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What is the geographic area where a given population is found? carrying capacity population density distribution range
Answer:
range
Explanation:
The geographic area where a given population is found is referred to as its distribution range. The geographic or physical boundaries that make up a given population of organisms are represented by the distribution range.
On the other hand, carrying capacity refers to the most members of a species that a particular habitat or ecosystem can support over the long term. It is the maximum population that may exist indefinitely without seriously affecting the environment or exhausting its resources.
A measure of how packed or concentrated a population is in a given area is called population density. The usual unit of measurement is the number of people per unit of habitat or land area. Within a distribution range, population densities can change between areas, indicating how individuals are dispersed within the available environment.
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Which of the following organisms is a heterotroph? a) Rose b) Pine tree c) Deep-sea tubeworm d) None of these
Since the given organisms prepare their own food, hence none of the organisms mentioned are heterotrophs. Thus, the correct answer is Option D.
Heterotrophs are organisms that depend on other species (plants and animals) for food since they are unable to prepare it for themselves. They are dependent on these producers for food, either directly or indirectly.
The rose and the pine tree, two of the choices given, are both autotrophs since plants can make their own food through photosynthesis. On the other hand, the deep-sea tubeworm is a chemoautotroph, meaning it gets its energy from inorganic substances in its surroundings.
Therefore, the correct answer is Option D.
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how low-cost water leads to waste of fresh water in irrigation, industries, and homes?
Up to 50% of the groundwater we use outside is lost to the elements including wind, evaporation, and runoff brought on by ineffective irrigation techniques, businesses, and infrastructure.
How does evaporation explain itself?A liquid transforms into a gas during evaporation. It is simple to picture when puddles of rain "vanish" on a hot day and when wet clothing dries in the sun. In these instances, the sea phase is draining into a gas known as water vapor rather than really dissipating. Global evaporation takes place.
Why is the evaporation process so crucial?Wind panels, or heat from the sun, is what causes the evaporation process to occur. It takes on moisture from garden soil as well as the biggest lakes and oceans. As the water is uncovered to the sun's heat, its level will drop.
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6. Water changes between states naturally throughout the water cycle. What is the next step the water
in this image takes in the cycle
A. Freezing into ice or evaporating into vapor.
B. Condensing into clouds or filtering into streams.
C. Flowing into runoff or melting into groundwater.
D. Precipitating into rain or running into the ocean.
Naturally, water changes between states throughout the water cycle as it evaporates from the surface, forms clouds and then precipitates back to the Earth as rain, snow or hail.
Water is a unique substance that can exist in three states; solid, liquid and gas. The water cycle is a continuous process of changing between these states through natural processes such as evaporation, condensation and precipitation. Water evaporates from the surface, rises into the atmosphere and forms clouds.
These clouds may release the water back to the Earth as precipitation, which can flow into rivers, lakes or oceans. Some of the precipitation may also infiltrate the ground and become groundwater. The water cycle helps maintain the Earth's water balance, provides a vital resource for life on the planet and plays a crucial role in shaping the environment.
The answer is generally as no image is given.
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Disadvantages of asexual reproduction are _____.
Answer:
The first one in the image :)
Explanation:
If its asexual then, only the same species will reproduce therefore making it reproduce only one species.
The chemical digestion occurs mainly in the_
Answer: Small Intestine
Explanation: Digested chyme from the stomach passes through the pylorus and into the duodenum. Here, chyme will mix with secretions from both the pancreas and the duodenum.
Impact of Weathering/Erosion and Catastrophic Events (7.8A & Question
B):
1
A hurricane sweeps across the coast of Galveston, Texas. Which of
the following would be the most likely to occur immediately after
the hurricane?
Select one:
O
O
O
a reduction in biodiversity
an acceleration of the carbon cycle
a decline in decomposer populations
an increase in predator populations
The most likely scenario to occur immediately after a hurricane sweeps across the coast of Galveston, Texas is an option d )increase in predator populations.
Hurricanes are a type of catastrophic event that can cause widespread damage to ecosystems and habitats. During a hurricane, high winds and heavy rains can uproot trees, destroy vegetation, and flood large areas of land. This can disrupt the food chain and cause changes in the population dynamics of different species.
In the aftermath of a hurricane, many animals may be displaced from their natural habitats and forced to find new sources of food and shelter. This can create an opportunity for predators to take advantage of weakened or vulnerable prey. As a result, the population of predators may increase in the short term following a hurricane.
While hurricanes can cause damage to ecosystems and habitats, they can also play a role in shaping the landscape over time. For example, the erosion and deposition of sediment during a hurricane can create new habitats and change the course of rivers and streams. This can have both positive and negative impacts on biodiversity and ecosystem health.The correct answer is option d.
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The complete question is :
A hurricane sweeps across the coast of Galveston, Texas. Which of
the following would be the most likely to occur immediately after
the hurricane?
Select one:
A) a reduction in biodiversity
B)an acceleration of the carbon cycle
C)a decline in decomposer populations
D)an increase in predator populations
Scientific researchers discovered agents that behaved like bacteria causing diseases such as rabies and hoof-and-mouth, but were much smaller. It became the general view that viruses were biologically "alive." This perception changed in 1935 when the tobacco mosaic virus was crystallized and scientists demonstrated that the particles lacked any mechanisms necessary for metabolic function. It was determined that viruses consisted of a nucleic acid, DNA or RNA, surrounded by a protein shell. Viruses exist in two distinct states. When not in contact with a host cell, the virus remains entirely dormant. During this time there are no biological activities occurring and the virus is nothing more than a static organic particle. Viruses can remain like this for extended periods of time, waiting to come into contact with the appropriate host. When the virus comes into contact with a host, it becomes active, reacts to its environment and/or host and directs its efforts toward self-replication. The viral goal now is to produce more viruses to attack host cells.
The characteristics of life: many are listed in the passage describing viruses. One important piece of evidence arguing against life for viruses is implied by the passage; not stated directly. Viruses are not living, because, as implied by the passage, they
A. Lack a nucleus
B. Have no DNA
C. Are not cellular
D. Do not reproduce
According to the given passage, viruses are not living because they (C) do not have a cellular organization.
Viruses lack a cellular organization which is a basic feature of all living organisms. A virus is a nucleoprotein, with the genetic material enclosed by a protein coat. The genetic material could be either DNA or RNA. The genetic material is responsible for causing infection in the host.
Viruses are inactive outside their specific host cell. They are non-cellular organisms. They possess an inert crystalline structure outside the living host cell. The protein coat of a virus, i.e. capsid, serves as a protective covering for the genetic material.
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If the left side of the beaker has a greater concentration of urea than does the right side, what statement is true?A. Water will leave the left side of the beaker by osmosis and join the right side of the beaker.
B. Water will be exchanged between both sides of the beaker, but there will be no net change in the amount of water on either side.
C. Water will be exchanged from the left side of the beaker to the right by facilitated diffusion.
D. Water will leave the right side of the beaker by osmosis and join the left side of the beaker.
If the left side of the beaker has a greater concentration of urea than the right side, then A, water will leave the right side of the beaker by osmosis and join the left side of the beaker.
Why does osmosis occur in this instance?Osmosis occurs in this instance because there is a difference in the concentration of urea between the left and right sides of the beaker. Urea is a solute that cannot pass through the selectively permeable membrane, but water molecules can.
This is because water moves from an area of low solute concentration to an area of high solute concentration in order to equalize the solute concentration on both sides of the membrane.
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On East Africa's Serengeti Plains, herbivores migrate across this area following what?
nuts
grasses
rivers
berries
Answer: Grasses! The north and west crossing the Grumeti River, There where more grass.
What monosaccharides are formed when the disaccharide is hydrolyzed?
Two units of glucose as monosaccharides are formed when the disaccharide is hydrolyzed.
Disaccharides are sugars made up of two monosaccharide units connected by a glycosidic linkage, a carbon-oxygen-carbon bond. The anomeric carbon of one cyclic monosaccharide reacts with the OH group of another monosaccharide to generate this bond. The monosaccharide components of the disaccharides and the particular kind of glycosidic bond tying them together are different from one another.
Most frequently, partial hydrolysis of starch and glycogen results in the formation of maltose. It is frequently called malt sugar. Compared to sucrose, maltose is around 30% sweeter. Maltose and other disaccharides cannot be metabolised by the human body directly from food because their molecules are too big to fit past the intestinal wall's cell membranes.
The reaction is shown below;
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which statements best compare the function of an ATP molecule to a DNA molecule
ATP helps in muscle contraction, active transport, formation of lysosomes, etc., while DNA carries all the genetic information related to an organism.
What do you mean by DNA molecule?The DNA molecule may be defined as the molecule that carries the genetic information for the development and functioning of an organism.
ATP delivers energy for chemical reactions in the cell. DNA maintains and communicates the genetic information of organisms.
Therefore, the above statement that best compares the function of an ATP molecule to a DNA molecule.
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You are observing a tissue under the microscope and notice dark concentric circles of matrix and osteocytes in lacunae. You identify this tissue as __________.
Bone tissue
You are observing a tissue under the microscope and notice dark concentric circles of matrix and osteocytes in lacunae. You identify this tissue as bone tissue.
What does bone tissue look like?Osteons or haversian systems are tightly packed together to form compact bone. The osteon is made up of concentric rings (lamellae) of matrix surrounding a central canal known as the osteonic (haversian) canal. The bone cells (osteocytes), which are situated between the rings of matrix, are found in regions known as lacunae.Which 4 tissues are present in bones?Osteoblasts, osteocytes, osteoclasts, and osteogenic cells are the four types of bone cells that make up bone tissues.How does bone tissue develop?The recruitment and growth of bone progenitor cells from neighboring tissues is the first step in the development of bone tissue. Next come differentiation, matrix production, and mineralization.
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Modern classification systems are based on structural similarities, fossil record and
- modern classification is based on figuring out evolutionary relationships using evidence from living species, the fossil record, and molecular data. - the evolutionary history for a group of species. ... - each species in a clade has some traits that have changed from its ancestors over evolutionary time.
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Based on this phylogeny, the archosaurs are a ______. Multiple choice question. monophyletic group polyphyletic group paraphyletic group
Based upon what we know of phylogeny, we can confirm that archosaurs are considered to be a monophyletic grouping.
Placing a species into the monophyletic grouping indicates that the species in question is among a group of species that all derive from a common ancestor. Therefore, a monophyletic group contains a common ancestor and all of its direct descendants. Studies have shown this to be the case for the archosaurs.
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one method for desalinating water is___ (there are two possible terms only give me one), which uses high pressure to force saltwater through a membrane filter with pores small enough to remove the salt.
The method for desalinating water that uses high pressure to force saltwater through a membrane filter with pores small enough to remove the salt is called Reverse Osmosis (RO).
This process works by applying pressure to the saltwater solution on one side of the membrane, forcing pure water molecules through the membrane while leaving salt and other impurities behind. RO is a popular method for desalinating water because it is efficient, reliable, and can be scaled up or down depending on the needs of the user. Additionally, RO can remove a wide range of impurities, including dissolved minerals, bacteria, and viruses. However, the high-pressure pumps required for RO can be expensive to operate, and the process itself can be energy-intensive. Despite these challenges, RO is an important technology for providing safe and reliable drinking water in areas where freshwater resources are scarce or contaminated.
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An earthquake originated in New York State. The P-wave travel time for this earthquake was recorded in the data table below for four widely separated seismic stations, A, B, C, and D If the first P-wave arrived at seismic station A at 10hrs:22min:30sec, what was the origin time for the earthquake?
The provided question is incomplete as it lacks the essential information to give answer. however, the complete question is attached as image.
Answer:
The correct answer is option : c. 10hrs: 14min: 10sec.
Explanation:
The question provides the following information to answer the question:
The P wave takes time to reach Seismic station A = 8 min:20 sec
P-wave arrived at seismic station A at : 10hrs:22min:30sec
So, the origin time of earthquake would be: 10hrs:22min:30sec - 8 min:20 sec = 10hrs: 14min: 10sec.
Thus, the correct answer is : 10hrs: 14min: 10sec.
Based on the article "Will the real atomic model please
stand up?," describe one major change that occurred in
the development of the modern atomic model.
RSS
Answer:
The one major change that occurred was the placement and organization of the electron. Rutherford’s model identified that the electrons were at a distance from the nucleus, Bohr’s model identified that the electrons occurred at levels that related to their available energy, and the modern atomic model shows that electrons are located in a predicted area but cannot be identified in a specific point.
Explanation:
SAMPLE RESPONS
If an organism has an ‘n’ of 32, how many chromosomes are in its somatic cells? How many chromosomes are in its gametes?
\(n\) represents the haploid number of an organism. We know that gametes are haploid, therefore there will 32 chromosomes in each gamete. A somatic cell on the other hand is what we know as a body cell, which is a product of mitosis. Mitosis produces diploid cells which is represented by \(2n\). In order to find this value, simply multiply the \(n\) value by 2 and you should get 64 chromosomes in each somatic cell.
Which of these organisms is not matched to the main type of nitrogenous waste it excretes?
Reptiles−−uric acid
Terrestrial insects−−uric acid
Freshwater fishes−−ammonia
Marine fishes−−ammonia
The correct option is B -Terrestrial insects−−uric acid.
The species that is incompatible with the main sort of nitrogenous waste it excretes is an insect that lives on land. The correct response for terrestrial insects is "uric acid," not "ammonia."
The primary nitrogenous waste excreted by terrestrial insects, such as insects and spiders, is uric acid. Uric acid is a somewhat insoluble waste product that requires less water for excretion in organisms living in dry or terrestrial settings.
Hence option B is correct.
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Which mutation results in the production of molecules that can be used as a source of energy?
a mutation that causes bacteria to fight off antibiotics
a mutation that breaks down the sugar in milk, lactose
a mutation that changes the color of a part of a flower
Answer:
a mutation that breaks down the sugar in milk, lactose
Explanation: sugar that is broken down can be used as a source of energy
Answer:
The correct answer is B. a mutation that breaks down the sugar in milk, lactose
ahh ༎ຶ‿༎ຶ please help I'm stuck