Answer:
Plant
Explanation:
biological scientists often study/research adaptations that have evolved within particular species. that is, they focus upon the biological aspects alone. think critically about what ecology means and describe in several paragraphs how ecologists approach the study of living organisms. as part of your answer, include a real example of a study by an ecologist. discuss what their question was set out to determine and describe their conclusions.
Since the idea of the ecological footprint is closely related to the ecology of the planet.
The job of an ecologist is to investigate and study urban, aquatic, and forest ecosystems in order to lessen the effects of human activity on them.
This expert is always researching ecological footprints and their effects. This is due to the fact that the phrase "ecological footprint" alludes to the rising global demand for consumer products, which endangers the planet's primary natural resources. The extent of influence that this rule may have on the delicate balance of the environment is frequently not completely understood by industry and consumers. In other terms, before opening a shoe factory, for instance, a business owner will invest a specific quantity of natural resources. before the completed item can be sold. This ecological imprint is closely connected to the ecologist's work.
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Describe some common adaptations of predators.
Common adaptations of predators include:
- Sharp teeth and claws for catching and killing prey
- Strong muscles for hunting and pursuit
- Stealth and camouflage for surprise attacks
- Keen senses, such as excellent vision, hearing, or sense of smell, to detect prey
- Speed and agility to chase and catch prey
- Intelligence and problem-solving skills to locate and capture prey
- Pack behavior for cooperative hunting.
Which kind of organism is an autotroph? consumer producer decomposer herbivore
Answer:
Producer
Explanation:
An autotroph is a type of organism that is capable of producing its own food from inorganic substances. The correct answer is "producer."
Describe autotroph.Autotrophs utilize various processes to convert energy into usable forms. The most common and well-known method is photosynthesis, which involves capturing sunlight and using it to convert carbon dioxide and water into glucose (a type of sugar) and oxygen. Plants, algae, and some bacteria are examples of autotrophs that perform photosynthesis.
They are often referred to as producers because they can convert energy from sunlight (or other forms of energy) into organic compounds through processes like photosynthesis or chemosynthesis.
Autotrophs, such as plants, algae, and some bacteria, are able to synthesize their own nutrients and energy sources, typically using sunlight, water, and carbon dioxide. They form the foundation of food chains and provide energy for other organisms in ecosystems.
Therefore, the correct answer is "producer."
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Cells are made up of molecules. Why then do we say that the structural unit of a living thing is a cell and not a molecule?
Answer:
Molecule is a non- living structure, but they are responsible for assembling in various ways to create the parts of cells.
Explanation:
Molecules cannot function independently whereas when they combine they give rise to a functional unit called cell. This is the reason why cell is called a functional unit of life and not molecules.
What’s the difference between the north and the south in the 1800’s
The major difference between the North and the South was the institution of slavery.
What was the sociopolitical situation in the United states like in the 1800s?The sociopolitical differences that existed between the south and the North of the United states were as a result of the racial differences as well as political ideology of the time.
The differences were as follows:
Slavery was almost universally prohibited in the North while the South fully supported and practiced it.South focused on agriculture, while the North focused on industrialization.Politically, the North belonged to the Whig Party, while the Southerners were mostly Democrats.In conclusion, the differences between the North and the South in the 1800’s was as a result of ideologies and political leanings.
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Which embryological brain vesicle will form the cerebrum?.
Answer: telecephalon
Explanation: The prosencephalon enlarges into two new vesicles called the telencephalon and the diencephalon. The telecephalon will become the cerebrum.
In osmosis jones, what represented the blood and blood vessels ?
Answer:
Omg HEYYY
Explanation:
great question. The #### ##### ######## ## ###
Describe the role of carbon in biological systems
Carbon is an important element that is necessary for the development and growth of the living organisms. It makes up the structure of living organisms.
Carbon having four valence electrons in it's outermost shell is able to bind with oxygen, nitrogen, and hydrogen to form biomolecules like carbohydrates, lipids, proteins, and nucleic acids. These biomolecules are involved in various processes in the living organisms like defense, reproduction, growth, photosynthesis, respiration, and others. These biomolecules are necessary for the proper functioning, growth, metabolism, and development of living organisms. Conclusion: Hence, carbon acts as an integral element that is necessary for structure and function of the organisms.Learn more about carbon:
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which one is not a relational dialectics? autonomy/connectedness novelty/predictability compromising/understanding openness/closeness
Compromising/Understanding is not a relational dialectic. Relational dialectics refer to the tensions and contradictions that exist within relationships.
These tensions are often characterized by opposing needs or desires. Autonomy/Connectedness, Novelty/Predictability, and Openness/Closeness are all examples of relational dialectics.
Autonomy/Connectedness refers to the tension between the desire for independence and individuality versus the need for connection and interdependence in a relationship. Novelty/Predictability relates to the tension between the desire for excitement, change, and exploration versus the need for stability, routine, and predictability. Openness/Closeness reflects the tension between the desire for openness, disclosure, and sharing versus the need for privacy, boundaries, and protection.
However, compromising/understanding is not typically recognized as a relational dialectic. While compromise and understanding are important aspects of a healthy relationship, they do not represent opposing needs or desires in the same way that the other dialectics do. Instead, compromising and understanding are often seen as strategies or skills used to manage and address the tensions arising from other relational dialectics.
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The form of chlamydia that divides inside the host cell is the _______
The form of chlamydia that divides inside the host cell is the reticulate body.
Chlamydia is a sexually transmitted bacterial infection that may affect both males and females. It is the most prevalent sexually transmitted disease (STD) worldwide and is caused by the bacterium Chlamydia trachomatis. The chlamydia bacterium is transmitted through intimate contact.
An individual with chlamydia may not exhibit any symptoms, but they can still pass the infection on to others. The chlamydia bacterium has two forms: elementary bodies (EBs) and reticulate bodies (RBs). When the elementary body infects a cell, it transforms into a reticulate body.
The reticulate body begins dividing, and after several hours or days, a colony of chlamydia is produced. The infected cells die when the colony grows too large, and the chlamydia is released to infect new cells.
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Plants make their own food and are called producers. What do plants need to make their own food? A) soil, air and water B) soil, sunlight, and water C) sunlight, fertilizer, and water D) energy from the sun, air, and water
Answer:
D) energy from the sun, air, and water
Explanation:
Plants are producers because they undergo photosynthesis. Photosynthesis is the process of taking sunlight, CO2, and water to produce ATP in the form of glucose and oxygen.
For plants to make their own food they require the reactants of photosynthesis. The reactants are sunlight+\(6CO_2 + 6H_2O\). In other words, sunlight, carbon dioxide (air), and water. Without these reactants, photosynthesis cannot occur.
Things such as soil and fertilizer are helpful to a plant's growth; however, they are not required in the process that creates food for plants.
The answer is D. The energy from the sun produces glucose and any other nutrients that plants need to surface. Air is needed in order for photosynthesis and glycolysis to take place within the plant. Water is the medium of all life and is require for all living things to survive and thrive.
T/F The amino acid sequence Leu-His-Leu-Asp-Ala-Gln-Ser-Lys-Leu-Ser-Ser is a signal sequence that directs proteins to the ER.
Proteins are directed to the ER by the amino acid sequence Leu-His-Leu-Asp-Ala-Gln-Ser-Lys-Leu-Ser-Ser. This statement is true.
This signal sequence is usually located at the N-terminus of the protein and is recognized by the signal recognition particle (SRP), which binds to the sequence and targets the ribosome-nascent chain complex to the ER membrane.
Once the ribosome-nascent chain complex reaches the ER membrane, the SRP binds to its receptor on the ER membrane, and the nascent polypeptide chain is translocated across the ER membrane through a protein channel called the translocon. The signal sequence is then removed from the protein by a signal peptidase enzyme located in the ER membrane.
The presence of this signal sequence is essential for the correct localization and function of many secreted and membrane proteins, making it an important element of protein trafficking and secretion pathways in eukaryotic cells.
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A population of 150 sloths is introduced to a national park. The intrinsic rate of increase for this population is only 0.035. In 10 years, what will their population size be, assuming that they experience exponential growth? a 159 b 213 c 338 d 1575
The intrinsic rate of increase is a measure of the maximum growth rate that a population can achieve under ideal conditions. The correct answer is b) 213.
For the sloth population introduced to the national park, the intrinsic rate of increase is 0.035. This means that the population will grow by 3.5% every year under ideal conditions.
Assuming that the sloth population experiences exponential growth, we can use the formula Nt = N0 x e^(rt), where Nt is the population size after time t, N0 is the initial population size, e is the base of the natural logarithm, r is the intrinsic rate of increase, and t is the time in years.
Substituting the given values, we get Nt = 150 x e^(0.035 x 10) = 150 x e^(0.35) = 150 x 1.419 = 212.85. Rounding off to the nearest whole number, we get the answer as 213. Therefore, the population size of the sloths after 10 years of exponential growth will be 213.
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When a person becomes infected with the influenza virus, cell-mediated immunity is activated. 4 points
a. Why would the influenza virus activate cell-mediated immunity?
b. Describe the process of cell-mediated immunity (Pro Tip: Use these words to earn a good score: Helper T Cells, Cytotoxic T Cells, Memory T Cells.)
calculate the minimum length of time required for e. coli rna polymerase to synthesize an mrna that encodes a 100 kda protein. the molecular weight of an amino acid is approximately 110 da. e. coli rna polymerase has a transcription rate of approximately 50 nucleotides per second. round your answer to the nearest whole number.
The minimum length of time required for E. coli RNA polymerase to synthesize an mRNA that encodes a 100 kDa protein is 6 seconds.
To calculate the minimum length of time required for E. coli RNA polymerase to synthesize an mRNA that encodes a 100 kDa protein, we need to first determine the number of nucleotides in the mRNA molecule. Since one amino acid corresponds to three nucleotides in the mRNA molecule, we can calculate the number of nucleotides in the mRNA as follows:
100 kDa / 110 Da/amino acid * 3 nucleotides/amino acid = 273 nucleotides
Now that we know the number of nucleotides in the mRNA, we can use the transcription rate of E. coli RNA polymerase to calculate the minimum length of time required for the transcription process:
273 nucleotides / 50 nucleotides/s = 5.46 s
Rounding the result to the nearest whole number, we find that the minimum length of time required for E. coli RNA polymerase to synthesize an mRNA that encodes a 100 kDa protein is 6 seconds.
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Fermentation is sometimes used as a means of slowing food spoilage. Why would fermentation lead to this outcome
Fermentation is sometimes used as a means of slowing food spoilage. There are several reasons why fermentation would lead to this outcome: Fermentation leads to the preservation of food by slowing down the growth of harmful bacteria.
Fermentation leads to the production of lactic acid, which makes it difficult for microorganisms to thrive. Fermentation also leads to the production of alcohol, which acts as a preservative. Alcohol creates an environment that is inhospitable to bacteria and fungi. Fermented foods, such as pickles, sauerkraut, and kimchi, have a low pH due to the production of lactic acid.
This acidic environment inhibits the growth of harmful bacteria, slowing down the process of food spoilage. Bacteria require nutrients to grow and reproduce. When fermentation occurs, the bacteria use up the nutrients in the food, making it less hospitable for other bacteria to thrive.
As a result, the food is preserved and lasts longer. Fermentation also changes the texture, flavor, and aroma of food, making it more appealing to consumers. This means that fermented foods are less likely to be thrown away, further reducing food waste and extending the shelf life of food.
The benefits of fermentation make it an excellent way to preserve food naturally and safely. The process is cost-effective, requires minimal equipment, and can be done at home. Fermentation is a sustainable way to extend the shelf life of food, reduce food waste, and improve food safety.
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A population is growing, and its density increases rapidly, but its food source becomes limiting. the per capita growth rate (r) decreases and the population eventually stops growing and fluctuates around its carrying capacity. the interaction that led to this change in growth rate was
The interaction that led to this change in growth rate was intraspecific competition.
Intraspecific competition: what is it?Competition between members of the same species is known as intraspecific competition (cospecifics). Depending on the type of competition that exists, different members of the species will respond differently to it. Contest-competition can be passive or active, and it can have various effects.
It is a competition between members of the same species. It is possible, for example, for two male birds of the same species to compete for a mate in the same location. This type of competition is a key element in natural selection. It supports a species' ability to evolve more advanced adaptations.
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During the land breeze, what starts moving the cooler air out and warmer air in?
Answer:
The warm air over the land surface is rising
En el hombre el color negro de los ojos “A” domina sobre el color azul “a” Una pareja en la que el hombre tiene los ojos negros y la mujer ojos azules tienen dos hijos, uno de ellos de ojos negros y el otro de ojos azules. Averiguar:
a) El genotipo del padre.
b) Realizar el cruzamiento.
c) Porcentaje genotípico de los hijos.
El enunciado hace referencia a un caso de herencia monogénica y dominancia completa para el rasgo 'color de ojos', donde el padre es heterocigota y la madre es homo-cigota recesivo.
Las respuestas a estas preguntas son:
a) Genotipo del padre: Aa (ojos negros)
b) Cruzamiento: Aa (padre) x aa (madre)
c) Frecuencias genotípicas esperadas: 1/2 Aa; 1/2 aa
En genética, dominancia completa se refiere al proceso de herencia en la cual un individuo heterocigota, es decir, el individuo que presenta dos alelos diferentes para el mismo gen, presenta el mismo fenotipo que un individuo homo-cigota para el alelo dominante (el alelo dominante es aquel que enmascara la expresión del alelo recesivo en individuos heterocigotas).
En este caso, el carácter 'color de ojos' presenta un patrón de herencia monogénica, donde el alelo 'A' dominante codifica para el rasgo fenotípico ojos negros, mientras que el alelo 'a' recesivo codifica para el rasgo fenotípico ojos azules.
En el ejemplo, la pareja tuvo progenie en la cual uno de los hijos presenta el rasgo recesivo ojos claros, y por lo tanto el padre debe ser heterocigota y poseer un alelo recesivo 'a'; mientras que la madre expresa el fenotipo recesivo y por lo tanto su genotipo es 'aa'. En consecuencia, el cruzamiento de un padre heterozigota 'Aa' con una madre homo-cigota recesivo 'aa' producirá una descendencia con una frecuencia genotípica esperada de 1/2 (50%) de hijos con ojos 'color negro' de genotipo Aa y 1/2 (50%) de hijos con ojos 'color celelste' de genotipo aa >>
Cruzamiento: Aa (padre) x aa (madre)
Gametos padre: 1/2 A; 1/2 a
Gametos madre: 100% a
Cuadro de Punett (combinaciones gaméticas):
A a
a Aa aa
a Aa aa
En consecuencia, este cruzamiento producirá 50% individuos ojos color negro (genotipo Aa) y 50% individuos con ojos color celelste (genotipo aa)
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In 3-5 sentences, describe the human respiratory system and its functions.(4 points)
Answer:
the network of organs and tissues that help you breathe. It includes your airways, lungs and blood vessels. The muscles that power your lungs are also part of the respiratory system. These parts work together to move oxygen throughout the body and clean out waste gases like carbon dioxide.
Explanation:
All animals need oxygen to survive, without oxygen most of the organs in the body will not survive. The respiratory system helps to bring in oxygen into the body and also to remove carbon dioxide.
The respiratory system is comprised of of the nose, mouth, throat, lungs. The respiratory system helps to collect oxygen from the and then supply to the body for proper functioning.
It also helps to clean off waste products such as carbon dioxide from the body.
The respiratory system also helps in the exchange of gases in the cells that help them to function well.
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Which of the following is NOT a psychological factor affecting pain?interpretationanxietyattentionendorphins
Interpretation, anxiety, and attention are psychological factors affecting pain. Psychological factors that are present when we sense pain can completely change the intensity of pain.
Endorphins serves as analgesic or sedative that curtail pain that are produced in the brain, spinal cord and other parts of he body that are discharged as a feedback to the neurotransmitters of the brain.
Answer - Option 4 - endorphins
Which of these would still occur if there was no oxygen present in the cell?
1. Aerobic Respiration
2. Alcohol Fermentation and Lactic Acid Fermentation
3. Electron Transport Chain
Answer:
Alcohol Fermentation and Lactic Acid Fermentation.
Explanation:
First of all, aerobic respiration wouldn't be able to happen because in the question, it states that no oxygen is present and aerobic means that oxygen is present. And, fermentation will happen when no oxygen is present, meaning that it is anaerobic.
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10
Which of the following is an example of a trace fossil? A) carbonization of a bee B) spider trapped in amber C) petrified wood D) fossil dung
An example of a trace fossil is D) fossil dung. Trace fossils are formed by the traces or activities of organisms, such as footprints, burrows, tracks, and feces.
Trace fossils are indirect evidence of ancient organisms' activities, behaviors, or presence rather than the preserved remains of the organisms themselves. Fossil dung, also known as coprolites, is the fossilized feces of animals. They provide valuable information about the diet, digestive system, and behavior of ancient organisms.
Carbonization of a bee (A) refers to the preservation of the organic material as a thin film of carbon and is not a trace fossil. Spider trapped in amber (B) is a form of body fossil where the actual organism is preserved in amber resin. Petrified wood (C) is a type of body fossil where the organic matter of the wood is replaced with minerals, preserving the structure of the wood. These are not considered trace fossils as they represent the actual remains of organisms.
In summary, trace fossils are formed by the traces or activities of organisms, such as footprints, burrows, tracks, and feces, which provide insights into their behavior and ecological interactions. Fossil dung (coprolites) is an example of a trace fossil as it preserves evidence of an ancient organism's excrement.
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Please Help!
What can you determine from the principles of cross-cutting relationships?
A. Layers that cut across the most other features are youngest.
B. In a given region, all layers of sediment form at the same time.
C. The layers of sediment on the bottom are the oldest.
D. Two different types of sediment will not cut across each other.
Science A P E X
one of the ff is wrong A.skeletal muscle moves skeletal bone B.smooth muscle are found in blood C.cardiac muscle works life long
Answer: I believe that you're asking which phrase is correct, but if that isn't the case then I'll give you the true statement and the incorrect statement. Let me know if my answer is wrong.
True statement: A is correct, the skeletal muscle works with your bones to create movement. Sorta like a lever. C is a true statement.
B is incorrect.
Explanation:
An animal that lives by eating other animals is called what
Answer:
carnivorous.
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Place the parts to show how energy flows
Owl, sun, mouse, grass
Answer:
sun -> grass -> mouse -> owl
Explanation:
Energy flows from the Sun to producers and then to consumers. Each gets energy from the other by eating them or photosynthesis.
Which of the following are characteristics of eukaryotic cells?
Answer: The answer is D
Explanation: eukaryotic cells have bound organelles
Between 1987 and 1996, the grey wolf population in the area affected by the Chernobyl disaster
increased to seven times its population size before the disaster. Grey wolves are predators (hunters) of
elk, roe deer, and wild boar. Which statement about the grey wolf population is BEST supported by the
data in the graph?
A. The grey wolf population probably did not experience any growth after 1990.
B. The growth of the grey wolf population probably began to decline in 1993.
C. The grey wolf population probably experienced the greatest growth in 1994.
D. The growth of the grey wolf population probably began its initial rise in 1996.
Given what we know, despite not having access to the graph mentioned in order to provide a detailed answer, we can make the estimated guess that the grey wolf population probably experienced the greatest growth in 1994.
Why is C the most appropriate answer?The information given describes an increase in population during these years. The increase is a 7 fold increase to that of the years prior to the disaster. The options each list scenarios in which the population decreases, which is not consistent with the information provided. Option C is the only non-decreasing option.Therefore, given the information that during the years mentioned the population of wolves increased by seven times its number from before the disaster, we can confirm that since option C is the only option that does not describe a decrease in population, this must be the correct choice.
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which cranial nerve provides roughly 75 percent of all parasympathetic outflow?
Vagus cranial nerve provides roughly 75 percent of all parasympathetic outflow.
The cranial nerve that provides roughly 75 percent of all parasympathetic outflow is the Vagus nerve or the tenth cranial nerve. It is one of the most important and longest of the cranial nerves with both sensory and motor functions. The nerve has five branches, four of which are afferent and one that is efferent.It has a vital role in the regulation of the digestive and respiratory systems.
The nerve helps with the motor functions and sensation of the viscera, that is, the gut, lungs, liver, and spleen. It is responsible for the parasympathetic innervation of most of the thoracic and abdominal organs, including the heart, liver, and intestines.
The vagus nerve also controls sweating, muscle movements in the mouth, and regulation of blood pressure. Vagus nerve stimulation is used in clinical settings to treat conditions such as depression, epilepsy, and migraines.
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