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Related Questions
Which adaptation helps plants live in a biome where frequent fires occur?
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Ans.
Plants that live in a fire-prone biome show various adapations that make them suitable to survive frequent fires. These adaptations include presence of thick bark to minimize heat damage, epicormic buds (buds present inside the tree bark) that become active and grow due to environmental stress, fire-stimulated germination and flowering, heat-resistant seeds that break their dormancy after sometime of fire, and fire-resistant roots that quickly resprout in recently burned regions.
In a windmill, electrical voltage is produced in the _____. rotor blades shaft generator wires to your house
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The wind serves as the energy that sustains this rotation at it drives the arms of the device to spin.
The generator boo boo kitty
Swamps differ from marshes in that swamps _____.
A) are dominated by trees and shrubs
B) are dominated by grasses and rushes
C) have acidic soil
D) are rich in waterfowl
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Answer: A) are dominated by trees and shrubs.
Swamps and marshes both are wetlands. Swamps are wetlands, which are occupied and dominated with woody trees such as mangroves and cyprus trees and shrubs whereas the marshes are not occupied with woody trees instead they exhibit reeds, grasses and sedges. The swamps are more deeper wetlands than the marshes hence, supports the growth of the trees.
Answer:
trees and shrubs
Explanation:
What is the primary function of dynamic study modules? g?
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Answer:
Assess what a student already knows, and where he or she may want to focus additional study
Explanation:
took it
Dynamic study modules are designed to provide personalized, effective learning experiences. They adapt to students' knowledge levels and learning speeds, continuously assessing and reinforcing until mastery is achieved.
Explanation:The primary function of dynamic study modules lies in their ability to promote personalized and effective learning. These tools adapt to individual students' knowledge levels and learning speeds, continuously assessing understanding and proficiency as the student moves through the module. The modules are designed to identify areas of difficulty, and then to revisit these areas until comprehension is demonstrated, promoting mastery of the topic. This results in more engaged learners and often leads to increased academic performance.
Learn more about Dynamic study modulesSofia wants to help take care of dolphins and other sea mammals which field of study would be most useful to her
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altitude is the greatest factor determining climate conditions true or false
20 POINTS PLS HELPP
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Wind direction and latitude are more likely to have a greater affect on climate.
The plant life cycle has mitosis occurring in spores, produced by meiosis, that germinate into the gametophyte phase.
A.true
B.False
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The statement about the plant cycle is true.
Explanation:All plants experience an actual existence burn that takes them through both haploid and diploid ages. The multicellular diploid structure of plant is known as the sporophyte that produces spores through meiotic (agamic) division. The multicellular haploid structure of plant is known as the gametophyte, which is shaped from spore and offer ascent to haploid gametes.
The change between these haploid stage and diploid stage that happens in plants is known as the generations alternation. The manner by which the generations alternation happens in plants relies upon the kind of plant. In bryophytes (greeneries and liverworts), the predominant age is haploid, so the gametophyte includes what we consider as the primary plant.
The inverse is valid for tracheophytes (vascular plants), in which the diploid age is predominant and the sporophyte involves the primary plant.
To prepare for an important midterm, Zoe studies 90 minutes each night for five nights. Zoe's method exemplifies:
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Distributed practice is a method of learning that involves a repeated session of practice over a period of time. It is more effective than a longer session in short period of time. The spacing effect in this method will make it easier to store learned lesson into long-term memory.
In this ecosystem diagram, pollution and human activities have led to a decrease in the number of eagles. A sudden viral attack on rabbits has led to a decrease in the population of rabbits in the ecosystem. Based on these changes, which two of the following predictions are scientifically sound?
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What type of ecosystem covers most of the islands of southeast asia?
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Rain forest ecosystems have deep red soils known as latosols. Species are very diverse; both plants and animals. The trees here can reach up to 40 metres tall for the emergent layer. Trees are tall and have buttress roots for support. The leaves of plants have drip tips to allow water to run off quickly.
organisms in the aquatic ecosystem in the picture must be adapted to which abiotic factors
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Organisms in the aquatic ecosystem in the picture must be adapted to several abiotic factors, including water temperature, dissolved oxygen levels, pH levels, water flow rate, and nutrient availability.
What are abiotic factors?Abiotic factors can greatly impact the survival and growth of aquatic organisms, so they have developed various adaptations to cope with these conditions.
An example of the effect of abiotic factor on organisms in aquatic ecosystem is that fish may have special respiratory systems to extract oxygen from water with low dissolved oxygen levels, and algae may have specialized pigments to absorb light in deep waters with low light availability.
Additionally, some organisms may be able to regulate their body temperature or tolerate extreme pH levels to survive in their aquatic habitat.
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Mass wasting _____. A) is the movement of sediment up a slope B) happens when glaciers pluck rocks from Earth's surface C)only happens in hot climates with a lot of moisture D) is caused by weathering and gravity
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The correct answer is D: is caused by weathering and gravity.
What would be the advantages of using “natural regeneration” over stem cell transplants?
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1. Natural regeneration is cheaper compares to stem cell transplant.
2. The process of natural regeneration is safe and does not involve the fear of unknown, long time effects like that of stem cell transplant.
3. Naturally regenerated cells can not be rejected by the patient's body but a stem cell transplanted cell can be rejected by the patient's body.
Natural regeneration has the advantage of avoiding ethical issues and immune rejection risks present in stem cell transplants. It capitalizes on the body's own healing capabilities, which research aims to enhance for better medical outcomes.
The advantages of using natural regeneration over stem cell transplants include avoiding the ethical concerns associated with stem cell research and the risks of immune rejection. Natural regeneration leverages the body's innate ability to repair and renew tissues, much like how mammals can regenerate skin and liver to some extent. While our regenerative capabilities are limited compared to organisms like salamanders, research is uncovering ways to enhance natural healing processes. In comparison, stem cell transplants involve introducing foreign cells into the body, which carries the risk of rejection or complications.
When considering ecological restoration, studies such as Crouzeilles et al. (2017) have found that natural regeneration is often more successful than active restoration. This resonates with the medical field's aim to utilize regenerative medicine more effectively, as a deeper understanding of stem cells may enable us to mimic natural regenerative processes. Over time, this may transform medical practices by allowing us to regenerate lost tissues and organs without the need for traditional transplants.
Figure 17-2 shows highest fitness toward the center of the curve. When individuals with an average form of trait have the highest fitness the result is
A-not predicable
B-disruptive selection
C-directional selection
D-stabilizing selection
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Answer:
Option-(D): Stabilizing selection.
Explanation:
Stabilizing selection:The process in which a limited or specific number of the species get the chance to evolve through time or they get the best of chances to survive in any environment. As some of the traits may be lost due to the stabilizing form of natural selection.
Diversity is found all across the living beings, but when the process of natural selection follows the stabilizing pathway for selection then it will surely cause the end to diversity among beings.
For example:
The number of eggs that a bird lays and along with the weight of a human being child at the time of birth can be referred to as the stabilizing form of natural selection
n a scientific experiment, the factor that may change in response to the manipulated variable is called the ______ variable.
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Let's say that a study is conducted in order to find out whether Drug A could work in slowing down the growth of Cancer Cells.
In this case, Drug A is considered as Independent variable and Growth of the Cancer Cells is considered as Dependent Variable.
Predict how the coleoptile will grow (or not grow) under each treatment by dragging the labels onto the table. labels may be used once, more than once, or not at all.
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What are purebred organisms
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Purebred organisms, also known as true-breeding organisms, are organisms that always pass down phenotypic traits. It's offspring of a couple generations that have the same form of the trait.
Purebred organisms are individuals from the same species with consistent genetic traits passed down through generations of selective breeding. They can serve as key models for the study of genetics and the preservation of specific traits.
Explanation:Purebred organisms are individuals of a species that possess a uniform set of genes for certain traits as a result of selective breeding or natural processes that encourage inbreeding among genetically similar individuals. Such organisms are bred intentionally to ensure that the traits are passed on to their offspring. To be considered a purebred, both parents must be purebred themselves, often for many generations back, which creates offspring that are genetically uniform.
In biology, organisms broadly encompass living entities that share certain characteristics such as reproduction, growth, and the ability to maintain homeostasis. Within species, reproduction can occur sexually or asexually, with purebred organisms being a result of controlled sexual reproduction, sometimes reinforced by artificial selection in agriculture or dog breeding, for instance.
By understanding how purebred organisms are created and maintained, scientists can preserve desirable traits and study the genetic underpinnings of those characteristics.
A researcher finds that white bread contains more preservatives and has a higher moisture content than wheat bread. She designs a test to determine whether the type of bread, white or wheat, affects the amount of mold growth. What must be done for the researcher to accurately measure the dependent variable?
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Answer:
The researcher will need to limit the dependent variable to white bread or wheat bread.
Explanation:
A dependent variable is one that is influenced by another variable, called an independent variable. In the case exposed in the question the dependent variable is fungal growth, this growth is influenced by the type of bread, since the fungal growth depends on the type of bread used by the researcher. The researcher should limit her assessment to one dependent variable and one independent variable at a time. Thus, we can conclude that what the researcher must do to accurately measure the dependent variable is to limit this variable to white bread or wheat bread.
In corn snakes, the wild-type color is brown. one autosomal recessive mutation causes the snake to be orange, and another causes the snake to be black. an orange snake was crossed to a black one, and the f 1 offspring were all
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Answer:
s this a question?
Explanation:
What term describes the competitive buildup of weapons systems?
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Research has shown a link between cancer and which sexually transmitted disease
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Free radicals are formed in the __________, and when you exercise, the increased use of ________ causes a(n) _____________ in free radicals.
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Electron transport system for the first blank
oxygen for second blank
increase for the last blank
Free radicals are atoms that has an odd number of electrons and usually formed when an oxygen interacts other molecules. The formation of radical will result into damage of the main cellular components such as DNA. This can alter the signalling pathways inside the cells. This is usually involved in various diseases such as in cancer wherein the mutation can be caused by the alteration on the DNA within the nucleus. Other diseases that are involved or related are Parkinson's disease, alzheimer's, schizophrenia.
A rat raised in an enriched versus a deprived environment typically develops _____ .
a. a larger body
b. a thicker cerebral cortex
c. predictable behavioral repertoires
d. more complicated behavior patterns
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The correct answer is B. A thicker cerebral cortex
Explanation:
The cerebral cortex is a layer found in the cerebrum, and therefore in the brain of mammals including elephants, humans, and rats. This section of the brain integrates multiple neural connections, and it is related to several aspects such as memory, language, attention or intelligence.
In the case of rats, scientists found a rich environment leads to a thicker cerebral cortex. This occurs because a rich environment leads to the formation of more complex neural connections, which is related to attention and intelligence levels. Besides this, the time rats were exposed to an enriched environment affect this development as short exposition does not lead to a thicker cerebral cortex, although it can improve aspects such as attention. Therefore if a rat is raised in an enriched environment it develops a thicker cerebral cortex.
A cell is to a board game as what is to a rule book
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A cell is complex, like how a board game has many pieces, and the DNA tells the cell how to work, like how rule books tell you how to play.
A cell is to a biological organism as a rule is to a rule book for a game. Both provide the basic framework for their respective systems, laying out the foundations for activity and interaction.
Explanation:Just like a cell is the basic building block of a biological organism, a rule in a rule book is the fundamental basis for playing a game.
In biology, cells are the smallest unit of a living thing and form the foundation for all biological activity, much like the rules of a game lay out the foundation for how the game is to be played.
For instance, in a chess game, the rules define what moves each piece can make. These rules, while constant and unchanging, are used by players to strategize and influence their game play, just as cells, while consistent in their basic structure and function, adapt and interact differently depending on their environment.
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Put the protein digestion steps in order of their occurrence during the digestive process.
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Protein digestion is a process of reducing the dietary protein into a pool of amino acids in the gastrointestinal tracts. These amino acids are then absorbed and transported to cells where they will mix and form variety of proteins the body needs. However, the process of digestion takes place in the mouth and ends in the small intestine with the help of enzymes and digestive juices.
Steps
· Mouth: chewing of protein rich food which increase the surface area of the food particles and aid the process of digestion.
· Stomach: the acid in the stomach denature and unfold the protein rich foods in other for digestive enzymes to act on the protein. This digestive enzyme digests the protein into smaller molecules called peptides.
· Small intestine: In the small intestine, more protein- digesting enzymes that originate from pancreas and cells lining in the stomach work on the peptides and break them down into smaller peptides and sniped off the amino acid one by one.
Protein digestion occurs in various steps. Protein is made up of polypeptides so the peptide linkage between them has to be broken down first. The protein is then converted into peptides. Peptides are further broken down to amino acid which acts as the simplest molecule for absorption.
Further explanation:
Protein is a biomolecule which consists of amino acids. The amino acids are linked together through the peptide linkage. It is the complex molecule which is broken down into smaller molecules during the process of digestion.
Most of the protein digestion takes place in stomach. In stomach, pepsin produced by stomach chief cells acts on protein and converts it into peptides. Various proteases are involved in digestion of different types of proteins.
Trypsin, elastase chymotrypsin and carboxypeptidase produced by pancreas is released into duodenum where they acts on protein and peptides and converts them into peptides and amino acids, respectively.
Aminopeptidase and dipeptidase present at the surface of intestine converts peptides into amino acids.
The proteins coverted into amino acids are then absorbed by small intestine through the help of microvilli. The microvilli provide good surface area for the absorption to occur in the small intestine.
Learn more:
1. Learn more about protein structure https://brainly.com/question/1420458
2. Learn more about protein locations https://brainly.com/question/5923583
3. Learn more about amino acids https://brainly.com/question/5050077
Answer Detail:
Grade: Middle school
Subject: Biology
Chapter: Digestion
Keywords:
Proteins, biomolecule, amino acids, peptide, digestion, pepsin, proteases, trypsin, elastase chymotrypsin, carboxypeptidase, pancreas, aminopeptidase, dipeptidase.
_______ organisms maintain homeostasis by having organs and organ systems.
A. Unicellular
B. Multicellular
C. both a and b
D. none of the above
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Answer.
B. Multicellular
In humans excess glucose is stored as the polysaccharide known as
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Answer:
Glycogen
Explanation:
which characteristics belong to a eukaryote?
A. is usually multicellular
B. contains a nucleus
C. contains one cell type
D. contains membrane-bound organelles
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Marble is a.foliated, b.used for statues, c.easy to break into thin sheets, d.formed from siltstone or mudstone
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The answer is B. used for statues.
In organisms with large genomes, inversions are more likely to be tolerated if the breakpoints occur in:
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The answer is telomeres. These are the regions at the end of the chromosomes that are composed of random repeats of nucleotide sequences. When the DNA is duplicated entirely by DNA polymerases such as during mitosis, the lengths of chromosomes reduce slightly by every duplication. This is due to the aspect of the lagging strands replication that is unable to be completed to the end of the chromosome. Therefore telomeres protect the chromosome from losing critical genes since mutations on telomeres will not affect the cell functionality.