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how does the orbital radius of a planet affect the temperature of it?
Answers
Answer:
The lesser the radius, the greater the temperature, and vice versa.
Explanation:
The orbital radius of a planet determines how close it is to its star. In general, the closer the planet is to its star, the hotter the planet is. Thus, the lesser the radius, the greater the temperature, and vice versa.
Related Questions
In 1980, a long dormant volcano, Mount St. Helens in Washington state, erupted violently. The eruption wiped out the forested landscape and the wildlife. Months after the initial disturbance, the ash and rock strewn surface began to undergo primary succession.
Answers
Answer:
New vegetation and animals came to this place when the environment is suitable.
Explanation:
The ash and rock strewn surface began to undergo primary succession after few month when the soil is cool down because the soil has nutritive medium that helps the vegetation to grow on that land. In the primary succession, the new vegetation grows which is well suited to that environmental condition and uses the nutrients present in that soil for its growth and development. Many new organisms also came to this new landscape when the environment is suitable.
Cheetahs and lions live in the same regions and eat the same food sources, such as gazelles and small wildebeests. Because of this, when food is limited, they often have to fight to survive.
is this mutualism, parasitism, or commensalism?
Answers
None of these answers seem to fit because the relationship between the cheetahs and lions is a competitive relationship, while mutualism, parasitism, and commensalism are all symbiotic relationships.
Cheetahs and lions live in the same regions and eat the same food, thereby it can be described as an interspecific-competition relationship.
What is competition?Competition is an ecological relationship where two species are confronted with limited resources (e.g. food)
Mutualism is an ecological relationship where both species are benefited from their interactions.Parasitism is an ecological relationship where one species is benefited whereas the other is harmed from such interactions.In conclusion, cheetahs and lions live in the same regions and eat the same food sources, thereby it can be described as an interspecific-competition relationship.
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reaction norm for a trait for which there is genetic variation but no phenotypic plasticity
Answers
The reaction norm is the range of possible phenotypic expressions of a given genotype in different environments. For traits with genetic variation but no phenotypic plasticity, the reaction norm will be a straight line from one point to another, which represents the range of phenotypes that can be observed in different environments.
For example, let's say we have a population of plants with genetic variation in height, but no phenotypic plasticity. In this case, the reaction norm would be a straight line from the minimum possible height to the maximum possible height for that population. This means that the range of heights that can be observed in different environments is determined solely by genetic variation and not influenced by the environment.
Furthermore, the reaction norm for traits with genetic variation but no phenotypic plasticity will be the same for all genotypes because there is no interaction between genes and the environment. Therefore, the reaction norm will not change depending on the genotype of the individual.
In summary, for a trait with genetic variation but no phenotypic plasticity, the reaction norm will be a straight line representing the range of phenotypic expression that can be observed in different environments. The reaction norm will be the same for all genotypes because there is no interaction between genes and the environment.
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It is not likely that any living organism could survive on the Martian surface because of
O ultraviolet radiation
O warm temperatures
O abundance of water
Answers
It is not likely that any living organism could survive on the Martian surface because of Ultraviolet radiation. Thus, the correct option for this question is A.
What is the Martian surface?The Martian surface may be defined as a type of surface that is rocky in nature with canyons, volcanoes, dry lake beds, and craters all over it. Red dust covers most of its surface. It is basically made up of iron, nickel, and sulfur.
There have been organisms found in places on the Earth where everyone said it would be impossible to for anything to survive. This is because of the emission of high amounts of ultraviolet radiation that makes an environment unfit for an organism's survival.
Therefore, the correct option for this question is A.
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How are these atoms used to make new molecules and what types of molecules are made? Where does the energy come from to produce these new molecules?
Answers
Answer:
Atoms used energy to make new molecules.
Explanation:
Atoms used energy to make new molecules through making bonds with one another because bonds allow atoms to attached tightly with each other. The energy come from the external environment in order to produce new molecules. So we can conclude that energy is the main ingredient needed for making new molecules and this energy is gained from the environment.
Answer:
I would like to help, but what are the new molecules they are producing? And what are the atoms the question is talking about?
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white blood cells help protect the human body from desease, this is an example of which two body systems?
a) muscular system and digestive system
b) muscular system and immune system
c) circulatory system and digestive system
d) circulatory system and immune system
Answers
Answer:
d
Explanation:
The blood cells circulate because they are in the blood and circulatory system and immune system because they help fight disease also I'm in healthcare and have been taught this twice
Answer: your answer is C (circulatory system and digestive system)
Explanation:
in a population of 400 pea plants, 64
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Answer:A
Explanation:
How many young worms are produced per year?
Answers
Answer:
3-1000 per year
Explanation:
An earth worm would typically be 20 to 30 cocoons per year.
Hope this helps
Where is the carbon taken in by plants during photosynthesis stored?a. the groundb. plant structuresC. the aird. all of the above
Answers
The carbon is taken from the air and is used in photosynthesis to produce glucose (from carbon dioxide and water reacting with the sunlight). This carbon enter the leaves through the stoma and is incorporated into organic compounds within the plant structure (being stored there).
Therefore, the correct answer is b. plant structures.
The temperature of Mercury is not regulated and the atmosphere easily floats away while being
replaced with solar wind.
Mercury has a
atmosphere.
Answers
the temperature of mercury is not regulated and the atmosphere easily floats away while being replaced with solar wind .
Mercury has a thin atmosphere.
Which of the following nitrogen base pairs is correct?
a. adenine guanine
b. thymine cytosine
c. deoxyribose phosphate
d. cytosine guanine
(the boxes represent arrows going right)
Answers
The correct nitrogen base pair is d. cytosine → guanine.
In DNA, there are four nitrogenous bases: adenine (A), thymine (T), cytosine (C), and guanine (G). These bases pair up in a specific manner known as complementary base pairing. Adenine always pairs with thymine, and cytosine always pairs with guanine.
Option a. adenine → guanine is incorrect because adenine does not pair with guanine. Adenine pairs with thymine.
Option b. thymine → cytosine is incorrect because thymine does not pair with cytosine. Thymine pairs with adenine.
Option c. deoxyribose → phosphate is incorrect because these are not nitrogenous bases. Deoxyribose is a sugar molecule, and phosphate is a component of the DNA backbone.
Option d. cytosine → guanine is the correct answer because cytosine indeed pairs with guanine in DNA.
Therefore, the correct nitrogen base pair is d. cytosine → guanine.
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sexual reproduction drives
a)meoisis
b) genetic symmetry
c) reproductive strategies
d) genetic diversity
Answers
Answer:
a) Meiosis
Explanation:
Meiosis is a form of cell division that occurs in sexually reproducing animals' germ cells and is utilized to create gametes such as sperm and egg cells. It takes two rounds of division to produce four cells, each with only one copy of each chromosome.
Taking antibiotics for viral infections has no positive impact on individual health because viruses are not killed by antibiotics. What negative impact does the unnecessary use of antibiotics have on public health?
Answers
Answer:
Unnecessary use of antibiotics induces the formation of antibiotic-resistant bacterial species making treatment of bacterial infections more difficult. This also increases the costs on the healthcare system
what is one environmental advantage that biodiesel production from microalgae offers over biodiesel prdocution from other crops
Answers
One environmental advantage that biodiesel production from microalgae offers over biodiesel production from other crops is its significantly higher oil yield per unit of land.
Microalgae are microscopic, single-celled organisms that can be cultivated in a variety of aquatic environments, including ponds, tanks, or photobioreactors. These organisms have the ability to rapidly multiply and accumulate high amounts of oil within their cells. Compared to traditional biodiesel feedstocks such as soybeans, corn, or palm oil, microalgae can yield a much higher quantity of oil per unit of land area.
This high oil yield of microalgae is advantageous from an environmental standpoint because it reduces the land requirement for biodiesel production. In a world where land availability is limited and there is increasing competition for agricultural resources, microalgae cultivation offers a more efficient use of land. It allows biodiesel production to be carried out on a smaller land footprint, minimizing the impact on natural habitats, deforestation, and food crop displacement.
Furthermore, microalgae cultivation can utilize non-arable land or even wastewater, which further reduces the environmental impact associated with land use. This advantage makes biodiesel production from microalgae a promising and sustainable alternative to conventional biodiesel feedstocks, contributing to a more environmentally friendly energy production pathway.
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describe the similarities and differences between prokaryotic and eukaryotic promoter sequences.
Answers
Prokaryotic and eukaryotic promoter sequences are regions of DNA that play a crucial role in initiating transcription. However, there are significant differences between them.
Similarities:
1. Both prokaryotic and eukaryotic promoter sequences are located upstream of the genes they regulate.
2. They both contain specific DNA sequences recognized by transcription factors that bind to initiate transcription.
3. Promoter sequences in both prokaryotes and eukaryotes serve as binding sites for RNA polymerase, the enzyme responsible for transcription.
Differences:
1. Prokaryotic promoter sequences are relatively simple and consist of a -35 region and a -10 region, also known as the Pribnow box or TATA box. Eukaryotic promoters are more complex and consist of multiple regions, including the TATA box, initiator sequence, and enhancer elements.
2. Prokaryotic promoters typically lack introns, while eukaryotic promoters often contain introns that need to be spliced out during mRNA processing.
3. Eukaryotic promoters often require the involvement of chromatin remodeling complexes to access the DNA, as the DNA is tightly packed into nucleosomes. Prokaryotic promoters do not face this chromatin-based regulation.
In summary, while both prokaryotic and eukaryotic promoters play essential roles in transcription, they differ in their complexity, the presence of introns, and the need for chromatin remodeling.
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During which stage in the cell cycle is the dna replicated?.
Answers
Answer:
DNA is replicated during the S phase (Synthesis phase) of Interphase.
Explanation:
Answer:
s phase
Explanation:
7. Which of the following statements is incorrect?
1.Cytoplasm is also known as protoplasm
2.Lysosomes are known as the suicidal bags
3.Mitochondria has its own DNA
4.All the above are incorrect
Answers
Select all the correct answers.
The image shows a week-old chick embryo. What can you conclude about its current stage of development?
A spinal column is present.
The chick will develop four limbs and a beak.
It's an invertebrate.
It's sexually mature.
It's about to undergo a metamorphosis,
Answers
Answer:
spinal column is present.
B] The chick will develop four limbs and a beak.
C] It's an invertebrate.
D] It's sexually mature
E] It's about to undergo a metamorphosis.
➔we used avida-ed and this experimental protocol to model what occurs when biological populations experience mutation. what are some limitations or constraints to our modeling in this exercise?
Answers
When using Avida-ED and the experimental protocol to model mutation in biological populations, there are several limitations and constraints to consider; Simplified Representation, Discrete Mutational Space, Simplified Fitness Landscape, Transferability to Real Systems.
Simplified Representation: Avida-ED is a computer-based model that simplifies the complexities of real biological systems. It focuses on a digital simulation of evolution and mutation, which may not fully capture all the intricacies and nuances of biological populations.
Discrete Mutational Space: Avida-ED operates within a discrete mutational space, where mutations are predefined and occur at specific points in the digital genome. In reality, mutations can occur at any position within the genome, and the effects of these mutations may vary depending on their specific context.
Simplified Fitness Landscape: The fitness landscape in Avida-ED may be simplified compared to the complex fitness landscapes found in natural populations. In real-world scenarios, fitness can be influenced by multiple factors, such as interactions with other species, resource availability, and environmental conditions. These complexities may not be fully captured in the model.
Transferability to Real Systems: While Avida-ED can provide insights and hypotheses about mutation in biological populations, the findings and observations derived from the model may not always directly translate to real-world organisms.
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how does the the UN Decade on Ecosystem Restoration connect with the 2030 Agenda for Sustainable Development
Answers
Decade is closely aligned with the 2030 Agenda for Sustainable Development which outlines 17 Sustainable Development Goals that aim to achieve a more sustainable and equitable world for all.
The Decade focuses on the restoration of degraded ecosystems, which is essential for the achievement of the Sustainable Development Goals. Ecosystems are essential for the health and vitality of the planet and its inhabitants. They provide a variety of resources such as food, water, and medicine, and they regulate the climate and provide habitat for many species of plants and animals. When these ecosystems are degraded, they can no longer provide these essential resources and services.
The Decade on Ecosystem Restoration seeks to address this problem by focusing on the restoration of these ecosystems. This includes activities such as reforestation, restoring wetlands, and rehabilitating degraded land. These activities not only help restore ecosystems, but they also help reduce poverty and improve the livelihoods of people living in these areas. For example, restoring wetlands can help provide water for irrigation, while rehabilitating degraded land can help improve crop yields and provide more income for local communities.
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What do magnetic lines indicate?
Answers
What would be the most likely cause of this genetic variation?
Answers
The most likely causes of genetic variation are random mating, genetic mutation and genetic drift.
The changes which occur in the genetic sequence of the DNA of an individual are known as genetic variations. They play a very important role in the bringing about evolution and increasing the survival rate of organisms.
The most likely causes of genetic variation are random mating, genetic mutation and genetic drift. Genetic drift is a shift in the allelic frequency of a population which occurs due to a random chance. Random mating is the mating between two individuals which is not dictated by any social or genetic preference and genetic mutations are the change in the sequence of the DNA which might occur due to exposure to UV rays, chemicals or some errors in replication.
--The given question is incomplete, the complete question is
"What are the most likely causes of genetic variation?"--
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The transfer of --------------energy inside Earth moves the plates.
Answers
Answer:
Heat
Explanation:
heat from the earths core causes the conventional currents with moves the earths plates
_________will undergo __________ fermentation and convert 2 pyruvic acid molecules into ________and _________
Answers
Answer:
NADH and ATP will undergo lactic acid fermentation and create 2 pyruvic acid molecules into ADP and NAP+
Explanation:
I just used da formula --> Glucose + ADP + NADH → Lactic acids + ATP + NAD+
Describe a conditional reasoning example. Be sure to describe your conditional (If A then B). Next describe one form of valid reasoning that can stem from this conditional (modus ponens or modus tollens). Finally, describe one form of invalid reasoning that can stem from this conditional (affirming the consequent or denying the antecedent).
Answers
A conditional reasoning example is a logical statement consisting of a hypothesis and a conclusion. "If A, then B" is a type of conditional statement, also known as a conditional statement. If the hypothesis (A) is true, then the conclusion (B) must be true. This is a modus ponens argument. If A is true, then B is true. A is true. As a result, B is true.
Affirming the consequent is an example of an invalid argument. If A is true, then B is true. B is true. As a result, A must be true. This is a false conclusion that cannot be logically derived. The statement "If the sky is cloudy, then it is going to rain" is an example of conditional reasoning. Modus tollens, a valid argument, can stem from this conditional. "If A, then B" is the first premise. "Not B" is the second premise. As a result, "Not A" is the conclusion. The statement "If it is not raining, then the sky is not cloudy" is an example of an invalid argument that can be derived from this conditional. If A is true, then B is true. A is false. As a result, B must be false. This is not a logical argument. It's incorrect.
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Describe the size of insolation when it strikes the Earth.
Answers
Answer:
the surface of the earth absorbs. 51 percent of the insolation
the layer of the uterus that contains the spiral arteries is the:
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The layer of the uterus that contains the spiral arteries is the endometrium.
The uterus is composed of three layers: the outermost layer called the perimetrium, the middle layer called the myometrium, and the innermost layer called the endometrium. The endometrium is the layer of the uterus that undergoes cyclic changes during the menstrual cycle.
The endometrium consists of two layers: the functional layer and the basal layer. The functional layer is the superficial layer that undergoes cyclic changes in response to hormonal fluctuations. It thickens during the menstrual cycle in preparation for possible implantation of a fertilized egg. If fertilization does not occur, the functional layer is shed during menstruation.
The spiral arteries are found within the functional layer of the endometrium. These arteries are responsible for supplying blood to the endometrial tissue and play a crucial role in nourishing the developing embryo if implantation occurs.
Therefore, the correct answer is the endometrium, as it is the layer of the uterus that contains the spiral arteries.
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what dating method uses the known age of the fossil to determine the age of the rock layer she is studying.
Answers
Answer:
radiometric dating methods
Explanation:
Absolute dating is used to determine a precise age of a rock or fossil through radiometric dating methods. This uses radioactive minerals that occur in rocks and fossils almost like a geological clock.
the sequence of the coding strand of a dna molecule (that is, the dna strand that contains the codons specifying the protein sequence) is 5'-cggatgctta-3'. what is the sequence of the rna made from this dna?
Answers
Transcription of an RNA strand with the sequence "AUUGCGCGAA" from a DNA strand with the sequence "TAACGCCTT" As a result, C is the correct answer.
Transcription is the process by which mRNA is created from DNA in the nucleus of a cell. The nucleus contains all of the enzymes and nucleotides required for the production of mRNA. The messenger RNA (mRNA) is transcribed from DNA The mRNA sequence generated in a cell from DNA is complementary to the leading strand of DNA, with only the thymine residues replaced by uracil residues. Adenine base couples with uracil residues, and thymine base pairs with adenine residues. Cytosine bases couple with guanine bases and vice versa.
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El aumento del oxígeno durante el Proterozoico produjo una gran extinción de los organismos anaerobios primitivos y una disminución del efecto invernadero que condujo a intensas glaciaciones en todo el planeta.¿ Se puede afirmar que este fenómeno fue un proceso inducido por los seres vivos?
Answers
Answer:
No, la evidencia geológica indica que el aumento de oxígeno (O2) durante este período fue producto de un fenómeno conocido como la gran oxidación
Explanation:
El Proterozoico fue un período geológico que comenzó aproximadamente 2.500 millones de años atrás y finalizó hace aproximadamente 540 millones de años. La Gran Oxidación fue un catástrofe medioambiental que ocurrió aproximadamente 2.400 millones de años atrás, este fenómeno causó la extinción masiva de una importante cantidad de microorganismos anaeróbicos. Si bien el oxígeno comenzó a ser generado como producto de la fotosíntesis antes del Proterozoico, se sabe que los niveles de O2 aumentaron drásticamente debido a la saturación de los sumideros químicos (oxidación de azufre y hierro) y al aumento en el enterramiento del carbono (es decir, debido a procesos abióticos). De este modo, el excedente de oxígeno comenzó a acumularse en la atmósfera, siendo tóxico para aquellas especies anaeróbicas que dominaron durante este período y causando la extinción masiva de estas especies.