Answer: d.) The termite has a symbiotic relationship with cellulose-digesting microorganisms in its digestive tract.
Explanation:
Termites are the wood eating parasites. They eat wood to meet their nutritional demands. Although there are enzymes present inside the termites which can partially digest the cellulose. But they exhibit a symbiotic relationship with the bacteria present in their gut. The bacteria helps in digestion of rest of the cellulose. In return the bacteria receives shelter and food.
The presence of bacteria in the bloodstream is referred to as __________. bacteremia septic shock bacterial dimorphism cytokine storm
when you swat at a fly, which type of neuron stimulates your arm to move?
A. sensory neuron
B. interneuron
C. motor neuron
D. autonomic neuron
Answer:
The correct answer is option C. "motor neuron".
Explanation:
Motor neurons are nerve cells that allow for muscle and gland movement by following the electrochemical pathway from the brain or spinal cord to their final destination. Motor neurons facilitate muscle contraction and modify proprioceptive sensitivity Therefore, motor neurons are responsible for most of the body movement, including swatting at a fly by stimulating the arms to move.
Which term describes the procedure of selecting a specific group of organisms from an initially heterogeneous population for future breeding purposes? view available hint(s) which term describes the procedure of selecting a specific group of organisms from an initially heterogeneous population for future breeding purposes? narrow-sense heritability (h2) broad-sense heritability (h2) artificial selection selection differential (s)?
What anatomical features allow for the expansion of the urinary bladder as it fills with urine?
The correct answer is: visceral muscles of the muscular layer surround the submucosa and provide the urinary bladder its expansion capacity. Visceral muscles are smoothed muscles found lining internal organs and parts such as the stomach and blood vessels. Visceral muscle is originated inside of organs like the stomach, intestines, and blood vessels.
A long-winged drosophila (fruit fly) female with a gray body mates with a black, short-winged male fly. the phenotypic ratio of the offspring is 1:1:1:1. what is the genotype of the female fly?
This is the change in behavioral or feeding patterns by two or more competing populations to reduce interspecific competition.
Answer:
Niche Shift
Explanation:
Niche refers to the totality of habitat, activity pattern and functional role of organisms in the system. It also includes the resources used by organisms. Interspecific competition between two species can be reduced by change in the niche of organisms. Two species that do not share common niche can survive in same habitat. Niche shift includes changes in behaviour or feeding pattern of the competing species.
(5.05 LC) What is one common feature of domain Archaea and domain Bacteria?
Final answer:
The common feature of domain Archaea and domain Bacteria is that they are composed of prokaryotic cells without a nucleus, reproduce asexually, and have a cell wall, though the wall's composition varies between the two.
Explanation:
The common feature of domain Archaea and domain Bacteria is that both are comprised of prokaryotic cells. A key characteristic of prokaryotic cells is that they lack a nucleus. Moreover, organisms in both domains reproduce asexually through cellular division and have their genetic material organized in a single circular chromosome within the nucleoid region of the cell.
Another significant commonality between Archaea and Bacteria is the presence of a cell wall that surrounds the plasma membrane for structural support and protection. However, it is important to note that the cell wall composition differs between the two domains, with Bacteria typically containing peptidoglycan while Archaea have distinct molecules in their cell walls.
Lastly, while both domains consist of single-celled organisms, Archaea are particularly noted for their ability to survive in extreme environments, such as hot springs and salt flats, which is less common for Bacteria.
Whose experiments demonstrated that, given the conditions on the primitive earth, biological monomers could arise spontaneously?
What stage is the dominant stage in gymnosperms
Answer:
sporophyte
Explanation:
The diagnostic term for a chronic disease of the liver characterized by the gradual destruction of liver cells is:
The kangaroo rat is able to get all of the water it needs through its food and, therefore, never needs to drink liquids. this animal has adapted to survive in which biome?
The kangaroo rat has then adapted to strict survival in hot climates called a desert!
Choose the highest ranked category, which includes the greatest number of organisms.
What you is the difference between somatic cells and gametes?
A condition in which two populations of the same species, over time, can no longer breed with each other to produce live offspring
The answer is isolation.
Balthazar's depression is being treated through a procedure in which electrodes are placed on both sides of his head and a brief current is turned on. the current triggers a seizure that lasts about a minute, causing his body to convulse. his treatment is known as:
Electro Convulsive Therapy (ECT)
Electroconvulsive therapy is a procedure, in which brief electric currents are passed through the brain to deliberately trigger a brief seizure. This procedure is performed under general anesthesia and using muscle relaxants to prevent convulsing during the seizure. ECT is mainly used for the treatment of severe, life-threatening depression and severe postnatal depression.
Answer:
The correct answer is electroconvulsive therapy or ECT.
Explanation:
The ECT refers to a medical treatment, which is most generally utilized in patients with bipolar disorder to severe major depression that has not reacted to other treatments. In this method, a brief electrical stimulation of the brain is performed, and the current instigates a seizure, which lasts for a minute, causing the body to tremble.
If a genotype has two of the same alleles (letters) tt or tt it is said to be what
"explain the data used to construct phylogenetic trees"
Final answer:
Phylogenetic trees illustrate the evolutionary relationships among organisms and are constructed using genetic, morphological, and molecular data. The process encompasses various statistical methods such as parsimony and Bayesian analyses, and is organized into clades based on lineage.
Explanation:
The construction of phylogenetic trees is a method used by scientists to depict the evolutionary relationships among organisms. The data used to construct phylogenetic trees can include genetic or genomic information, where modern computer algorithms apply various methods such as parsimony, maximum likelihood, and Bayesian analyses to build these trees. Each method operates on different assumptions and can yield varying results, and even using different software packages with the same data can lead to discrepancies within the same statistical framework. For example, MrBayes and BEAST both utilize Bayesian approaches, yet may produce distinct outcomes.
Aside from genetic data, phylogenetic trees can also be constructed using morphological and molecular characteristics, which are sorted into clades, or monophyletic groups, using a method called cladistics. A clade comprises an ancestor and all its descendants, indicating closer evolutionary relationships.
Put the following steps of using the process of gel electrophoresis in order.
Sampling errors contains: select one:
a. selection bias
b. non-response bias
c. measurement errors
d. all of the above
The best way to select foods that are vitamin rich is to: read the food labels on processed foods to see the listed vitamins. memorize the recommended values of the vitamins to be eaten daily. select a wide variety of whole foods to get a balance of vitamins. make sure that each food selected is the richest source of a particular vitamin you need.
Why is a pinhead sometimes used as an analogy for the early universe?
a) Matter was destroyed during the big bang.
b) At time zero all matter was metallic.
c) At time zero all matter was contained in a very small volume.
d) Matter was rapidly dispersed by the big bang.
Answer is c). At time zero all matter was contained in a very small volume.
All of the matter and energy in the universe was in a region smaller than the head of a pin and all of the energy and matter in the universe suddenly exploded out of a point smaller than the head of a pin.
Which of the following could be a sequence in the carbon cycle? A. plants take in carbon dioxide and produce glucose animals break down glucose and release carbon dioxide animals consume plants B. animals consume plants plants take in carbon dioxide and produce glucose animals break down glucose and release carbon dioxide C. animals break down glucose and release carbon dioxide animals consume plants plants take in carbon dioxide and produce glucose D. plants take in carbon dioxide and produce glucose animals consume plants animals break down glucose and release carbon dioxide
Plants take in carbon dioxide and produce glucose animals consume plants animals break down glucose and release carbon dioxide.
What is carbon cycle?The carbon cycle is the biogeochemical cycle in which carbon is exchanged among the biosphere, geosphere, hydrosphere, and atmosphere of the Earth. Plants take carbon for making glucose and this glucose is consumed by animals so when the glucose is broken down, carbondioxide releases.
So we can conclude that option D is the correct answer.
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a g-protein receptor with gtp bound to it _____.
A G-protein with GTP bound to it a) is in its active state. It does not directly affect gene expression, uses cAMP rather than cGMP as a second messenger, and does not maintain protein shape. G-proteins are key in signaling cascades leading to various cellular responses.
G-proteins are involved in cell signaling and act as molecular switches inside cells. The G-protein with GTP bound to it is in its active state.
A G-protein is activated when a signal molecule binds to the extracellular part of its receptor, causing a conformational change.This change prompts the G-protein to release GDP and bind GTP, activating it.In its active state, the G-protein can interact with and regulate the activity of specific target enzymes.These interactions cause downstream changes in the cell, affecting the metabolic state and potentially leading to changes in gene expression indirectly.Over time, the G-protein hydrolyzes GTP to GDP, returning to its inactive state.To clarify, a G-protein with GTP bound to it:
Is in its active stateDoes not directly affect gene expression but may do so indirectlyUses cyclic AMP (cAMP) as a common second messenger, not cGMPDoes not signal a protein to maintain its shape and conformation.complete question:
A G-protein with GTP bound to it __________
directly affects gene expression
is in its active state
will use cGMP as a second messenger
signals a protein to maintain its shape and conformation
Nuclear plants use radioactive fuel to produce steam which turns a turbine to generate electricity. This is an example of a(n) _____.
Answer:
The answer is Nuclear Technology.
Explanation:
In atomic innovation, the nuclear cores of radioactive fuel experience atomic response. Atomic power is the utilization of atomic responses that discharge atomic vitality to create warm, which most much of the time is then utilized in steam turbines to deliver power in an atomic power plant. Atomic power can be acquired from atomic parting, atomic rot and atomic combination. Atomic innovation at that point produces nuclear vitality and discharges it as power.
How do finches recognize members of their own species? answer key?
Finches recognize members of their own species through distinct evolutionary traits, particularly beak shapes. These traits evolved according to different environmental conditions and food sources, leading to variations among species. Over time, speciation and trait differentiation came to serve as mechanisms for species recognition among finches.
Explanation:Finches can recognize members of their own species through distinct traits and characteristics, particularly from their beak shapes. This trait diversity, as observed by Darwin, arose from the process of evolution by natural selection, based on differing food sources and environments. The finches likely originated from a common ancestor but different traits, such as beak shape, evolved over time according to the different environmental conditions and food sources in the habitats they settled. This is notably demonstrated on the Galápagos island of Daphne Major, where finches with differently sized beaks were observed. Variation in beak shape was inherited, where finches with beaks suited to available food types could survive and reproduce, leading to the evolution of distinct beak shapes in different species.
Moreover, reproductive barriers and mutations over time led these finches to develop into different species. This speciation, alongside the differentiation of traits, can be seen as a mechanism for species recognition among finches. Combined, these factors allow finches to recognize members of their own species.
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As the embryo develops and undergoes organogenesis, which structures are formed during the third week of development?
Which stage of the listening process might include an alert posture, appropriate facial expressions, and direct eye contact?selectingrespondingunderstandingrememberingevaluating?
The stage of the listening process that might include an alert posture, appropriate facial expressions, and direct eye contact is responding. This is the stage where the listener actively shows engagement with the speaker's message through nonverbal cues and may also involve verbal signals that indicate understanding or confusion.
Active listening encompasses various stages, of which the responder stage is crucial because it involves the listener's interaction with the speaker. The listener demonstrates that they are fully engaged in the conversation by maintaining an alert posture, making direct eye contact, and using facial expressions that are appropriate to the content being discussed. These nonverbal cues, along with verbal affirmations, encourage the speaker and help build a constructive dialogue. This stage differs from selecting, which involves choosing to focus on specific messages; understanding, where comprehension is established; remembering, which involves retaining the information; and evaluating, where the listener judges the content or intent of the message.
Prenatal exposure to cigarette smoke can increase the risk of
Prenatal exposure to cigarette smoke can increase the risk of premature birth, low birth weight, sudden infant death syndrome (SIDS), learning disabilities, behavioral problems, and respiratory issues like asthma.
Explanation:Yes, prenatal exposure to cigarette smoke can increase the risk in numerous ways. It's important to understand that when a pregnant woman smokes, the chemicals from the smoke are passed directly to the fetus through the bloodstream. Such exposure can have detrimental effects on the growth and development of the fetus.
This exposure can lead to an increased risk of premature birth and low birth weight. It can also increase the chances of sudden infant death syndrome (SIDS), as well as developmental issues including learning disabilities and behavioral problems in later life. In addition, it can increase the child's risk of developing respiratory issues, such as asthma.
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Acting alone, epinephrine and thyroid hormone each stimulates release of only a small amount of fatty acids from adipose cells. in the presence of thyroid hormone, epinephrine causes a much more substantial release of fatty acids from the cells. what is the term describing the effect of thyroid hormone on epinephrine's actions?
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If someone has the hiccups, which group of nerves is most likely to be innervating the major muscle involved?