What is allopatric speciation?
A. different populations of the same species in the same geographic area forming new species
B. populations of different species in the same geographic area forming one new species
C. populations of different, unrelated species developing similar traits to one another
D. different populations of the same species physically separated from each other forming new species
Answers
Answer:
d . different population of the same species physically separated from each other forming new species.
Related Questions
Why are certain constellations only visible during certain
times of the year?
Answers
Answer:
orion, big and little dipper and cancer.
Explanation:
Those are my thoughts I hope this helped.
5 functions of mesophyte
Answers
Answer: Find your 5
Explanation:
Mesophytes generally require a more or less continuous water supply. They usually have larger, thinner leaves compared to xerophytes, sometimes with a greater number of stomata on the undersides of leaves. Because of their lack of particular xeromorphic adaptations, when they are exposed to extreme conditions they lose water rapidly, and are not tolerant of drought. Mesophytes are intermediate in water use and needs. These plants are found in average conditions of temperature and moisture and grow in soil that has no water logging. The roots of mesophytes are well developed, branched and provided with a root cap. The shoot system is well organised. The stem is generally aerial, branched, straight, thick and hard. Leaves are thin, broad in middle, dark green and of variable shape and measurement.[citation needed]For example, in hot weather they may overheat and suffer from temperature stress. They have no specific adaptations to overcome this, but, if there is enough water in the soil to allow this, they can increase their rate of transpiration by opening their stomata, thus meaning some heat is removed by the evaporating water. However these plants can only tolerate saturated soil for a certain amount of time without a warm temperature. In dry weather they may suffer from water stress (losing more water via transpiration than can be gained from the soil). Again they have no specific adaptations to overcome this, and can only respond by closing their stomata to prevent further transpiration. This does actually have some benefits as it reduces the surface area of the leaves exposed to the atmosphere, which reduces transpiration. Prolonged periods of dehydration, however, can lead to permanent wilting, cell plasmolysis, and subsequent death. Since mesophytes prefer moist, well drained soils, most crops are mesophytes. Some examples are corn (maize), cucurbits, privet, lilac, goldenrod, clover, and oxeye daisy
Which biome has the highest number of species?
Answers
Answer:
B. Tropical Rain Forest
Why do rainforests have high biodiversity?Biodiversity refers to the variety and variability of living things.
[Total number of all living things (including plants, animals, and microorganisms) in the area]
The rainforests are situated in a tropical area, namely between the tropics of Capricorn and Cancer. 10 degrees of latitude, just to the south and north.
Examples include the rainforests of Central America, Western Africa, various Pacific Islands, Papua New Guinea, and Southeast Asia (Andaman, Indonesian archipelago, etc.).
Why!?
Sunshine: There is an abundance of sunlight across much of the region, giving species more time to develop. All year long, there are exactly as many days as nights. (Poles: Light only lasts six months, an organism's life cycle lasts six months, after which it goes into dormancy for another six months, as in the case of polar bears, penguins, etc.)The ideal temperature range for the yearly average is between 23 and 28 °C. Temperature-Warmth, Narrow Range: This ensures the evolution of many species.Rainfall and humidity throughout the year ensure that all creatures may participate in the ecosystem.Soil Density, Because nutrients are recycled and are readily available, and because these lengths are ideal, organisms can evolve for a longer period of time. It causes organisms to adapt and acclimate to that environmentThe presence of several predators, such as insects, pests, and other critters, reduces the dominance of single species.Extreme climatic conditions, such as high temperatures and extreme cold, might take a very little period for a species to complete its life cycle.Favorable environmental factors encourage speciation and allow for the existence of a high number of species there.Every creature has an equal chance to develop and fit into a certain habitat. The environment provides for increased speciation, adaptability, and all other necessary necessities of every single life.Thank you,
Eddie
arthropods such as copepods, ticks, pubic louse, are studied in microbiology partially because
Answers
Arthropods such as copepods, ticks, and pubic lice are studied in microbiology partially because they can serve as vectors for various microorganisms and pathogens.
Arthropods are of interest in microbiology due to their ability to act as carriers or vectors for microorganisms. They can serve as reservoirs for pathogens, allowing for their survival and transmission within populations. Additionally, arthropods often have complex interactions with microorganisms, including symbiotic relationships or the potential to transmit diseases to humans and other animals. Therefore, studying arthropods and their microbial associations is important for understanding the transmission dynamics of infectious diseases and developing strategies for their control and prevention.
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Colorblindness is inherited as a sex-linked recessive disease. An affected male marries a heterozygous female. Draw a Punnett square of the possible offspring. What is the genotypic and phenotypic ratio? What is the chance that they will have an affected child? Could any of their daughters be affected?
Answers
Color blindness is inherited as a sex-linked recessive disease. A Punnett square is a diagram that is used to predict the possible genotypes and phenotypes of the offspring of two parents. A Punnett square shows the possible gene combinations in the offspring resulting from the crossing of two individuals.
In this scenario, an affected male marries a heterozygous female.The genotypic and phenotypic ratios can be determined by using a Punnett square. The genotypic ratio refers to the ratio of the genotypes that are expected to occur in the offspring, while the phenotypic ratio refers to the ratio of the phenotypes that are expected to occur in the offspring.
When an affected male marries a heterozygous female, a Punnett square is used to determine the possible offspring. To determine the possible offspring, the alleles of each parent are placed on the top and side of the Punnett square. The possible combinations of the alleles are then placed in the boxes below.
The offspring's genotype can be determined by looking at the boxes below. The offspring's phenotype can be determined by looking at the Punnett square.
The genotypic ratio for the offspring is 1:1, meaning that there is a 50% chance that the offspring will inherit the recessive allele. The phenotypic ratio is also 1:1. There is a 50% chance that the offspring will inherit the recessive allele and will be affected by color blindness. The chance that they will have an affected child is 50%. Any of their daughters can be affected, but all of their sons will be unaffected.
In summary, when an affected male marries a heterozygous female, the genotypic and phenotypic ratios of their offspring can be determined by using a Punnett square. The genotypic ratio for the offspring is 1:1, while the phenotypic ratio is also 1:1. There is a 50% chance that they will have an affected child. Any of their daughters can be affected, but all of their sons will be unaffected.
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Which element accounts for about 20 percent of a humans total body mass
Answers
Answer: Hydrogen
Explanation:
1.The expansion of the Mexican wolf population in Arizona raises the possibility of the formation of a hybrid zone with coyotes along the boundaries of their range. Which statement, if true, would most likely result in the formation of a stable hybrid zone?
A.
Coyote-wolf hybrids are less fit in the hybrid zone than either parental species.
B.
Coyote-wolf hybrids are more fit in the hybrid zone than either parental species.
C.
Coyote-wolf hybrids are less fit outside the hybrid zone than either parental species.
D.
Coyote-wolf hybrids are more fit outside the hybrid zone than either parental species.
2.How would a drought in Arizona most likely affect the population density of the Mexican wolf population?
A.
The population density would decrease because insufficient abiotic factors are available to support the population.
B.
The population density would decrease because insufficient biotic factors are available to support the population.
C.
The population density would increase because sufficient abiotic factors are available to support the population.
D.
The population density would increase because sufficient biotic factors are available to support the population.
Answers
The most likely result in the formation of a stable hybrid zone is that Coyote-wolf hybrids are more fit in the hybrid zone than either parental species.
What is evolutionary adaptation?Evolutionary adaptation refers to the adaptive features of a population in a given environment.
Moreover, the statement 'the population density would decrease because insufficient abiotic factors are available to support the population' is correct about a drought in a given environment.
In conclusion, the most likely result in the formation of a stable hybrid zone is that Coyote-wolf hybrids are more fit in the hybrid zone than either parental species.
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energy is captured for photosynthesis by
Answers
Answer:
Photosynthetic cells contain chlorophyll and other light-sensitive pigments that capture solar energy. In the presence of carbon dioxide, such cells are able to convert this solar energy into energy-rich organic molecules, such as glucose.
Answer:
Chlorophyll
Explanation:
Energy for photosynthesis is captured by chlorophyll molecules to get it used in photosynthesis
Describe how the fossil record could be used by scientists to help explain the evolution of a species. Justify your
response in two or more complete sentences.
Answers
For scientists studying species evolution, the fossil record is an invaluable resource. Scientists can learn about the ancestral forms of species, changes in anatomy and morphology that have occurred over time.
What is fossil record?The fossil record is the collection of fossils, or the remains and traces of ancient organisms, that have been preserved in rocks and sediment.
How do fossil record help in Phylogenetic analysis?Fossils can be used to construct a phylogenetic tree, which shows the evolutionary relationships between species. By comparing the anatomy and morphology of fossils, scientists can determine which species are more closely related and infer the likely evolutionary pathways that led to the diversity of species seen today.
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PLEASE HELP ASAP!! I WILL GIVE BRAINLIEST
During the mid-1700s, advances in technology caused society to shift from agriculture
and manufacturing practices powered by human and animal laborers to practices
powered by fossil fuels. This historical shift is known as the Industrial Revolution. Which
of these is a likely result of the Industrial Revolution?
A. A decrease in consumption of fossil fuels
B. An increase in formation of new fossil fuels
C. A decrease in formation of new fossil fuels
D. An increase in consumption of fossil fuels
X Incorrect
Answers
Answer:
I think its c
Explanation:
im not exactly sure
Answer:
An increase in consumption of fossil fuels
Explanation:
define tropical In own Words
Answers
Answer:
characteristic of a region or climate that is frost-free with temperatures high enough to support year-round plant growth given sufficient moisture
Explanation:
Organelles such as mitochondria and the endoplasmic reticulum have membranes that compartmentalize reactions and other metabolic processes. To
function properly, the organelles must move substances across their membranes.
Which of the following statements describes a feature shared by mitochondria and the endoplasmic reticulum that increases the efficiency of their basic
functions?
A
They have rigid, nonfluid membranes.
B
They have highly folded membranes.
С
They have membranes composed of many carbohydrates,
D
They have double membranes, with one membrane enclosed within the other
Answers
Answer:
b
Explanation:
how would you define sustainability of the environment ?
Answers
Answer:
Environmental sustainability is responsibly interacting with the planet to maintain natural resources and not jeopardize the ability for future generations to meet their needs.
Explanation:
Environmental sustainability is responsibly interacting with the planet to maintain natural resources and not jeopardize the ability for future generations to meet their needs.
Answer:
Environmental sustainability is responsibly interacting with the planet to maintain natural resources and avoid jeopardizing the ability for future generations to meet their needs
Explanation:
Climate action: Acting now to stop global warming. Life below water: Avoiding the use of plastic bags to keep the oceans clean. Life on land: Planting trees to help protect the environment. Responsible consumption and production: Recycling items such as paper, plastic, glass and aluminum
In short, environmental sustainability states that the rates of renewable resource harvest, non-renewable resource depletion, and pollution assimilation can be naturally maintained indefinitely.
Environmental sustainability involves making decisions and taking action that are in the interests of protecting the natural world, with particular emphasis on preserving the capability of the environment to support human life.
An adult panda bear must eat at least 30 pounds of bamboo in a day. There are 12 adult pandas living in part of a
bamboo forest.
How many pounds of bamboo, at minimum, must be available each day in order to support the population of
pandas?
12
30
348
360
Answers
Answer: (D) 360
Explanation:
An adult panda bear must eat at least 30 pounds of bamboo in a day. There are 12 adult pandas living in part of a bamboo forest 360 pounds must available each day.
Why does panda only eat bamboo?Panda comes under the specialist because its eats only bamboo because it's present abundantly and Thus they don't have to fight with other animals to get it.
Bamboo is rich in fibre but has less nutrients, so pandas have to eat 20 to 40 pounds of the elements every day just to get by.
Thus, option "D" is correct, 360.
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Explain how a mutation that changes the amino acid sequence of the protein hemoglobin affects the protein and results in sickle cell anemia.
Answers
Answer:
sickle cell anemia is caused by a mutation in the hemoglobin beta (or HBB) gene and it leads to a single change in amino acid sequence. this gene is located on chromosome 19
Explanation:
Which region is located between 60-90N and 60-90S?
Mid-Lats
Polar
Tropics
Tropical Rainforest
Answers
Answer:
Polar
Explanation:
The region located between 60 - 90N and 60 - 90S.
The poles are regions north or south of the equator high above the temperate zone.
The tropics are found straddling the equatorial regions. The polar regions are notable for their coldness and ice caps. Some of these regions receives diffused sunlight. They do not receive direct insolation.3. What is an adaptive trait?
Answers
Answer:
A trait is an aspect of the whole or of a certain portion of the developmental pattern of the organism. An adaptive trait is, then, an aspect of the developmental pattern which facilitates the survival and/or reproduction of its carrier in a certain succession of environments.
Explanation:
in angiosperms, the process of ensures that the endosperm will develop only in ovules containing a fertilized egg. a) cytogenesis b) fragmentation c) double fertilization d) meiosis
Answers
In angiosperms, the process of double fertilization ensures that the endosperm will develop only in ovules containing a fertilized egg.
The angiosperms plants' distinctive property is double fertilization. Pollen grains are left on the stigma of the pistil or carpel after pollination. A pollen tube is created when the pollen grain on the stigma germinates. Two male gametes are released when the pollen tube that contains them descends through the pistil's style and enters the ovule's embryosac.
One of the gametes combines with the egg to create the zygote. The other male gamete fuses with the embryo sac's two polar nuclei. Triple fusion is the name given to the fertilization between two polar nuclei and one male gamete. Upon triple fusion, triploid primary endosperm cells are produced (3n).
The complete question is:
In angiosperms, the process of _________ ensures that the endosperm will develop only in ovules containing a fertilized egg.
a) cytogenesis
b) fragmentation
c) double fertilization
d) meiosis
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Help asap! Correct me if am wrong
Answers
Answer:
yeah you are correct
:))
Anfer Note that cholesterol is located between the fatty acid chains
Do you think cholesterol is polar or nonpolar? Explain your answer.
Answers
Answer:
Cholesterol is very non-polar, except for the hydroxyl group attached to the first ring. ... Most of the cholesterol molecule in non-polar and therefore associations with the non-polar fatty acid tails of the phospholipids.
List an example of how the land can have a dramatic change in temperature throughout the day.
Answers
The process by which the land does experience a rapid change is by freezing and thawing.
What is the land?The land is the outermost part of the earth's crust on which plants do grow. We know that the growth of the plants on the land is because the land is composed of the soil which is filled with the diverse nutrients that the plants need in order to grow.
There are two ways in which there could be changes in the temperature of the land that may be designated as dramatic and these are; freezing and thawing.
In this process, there would be very cold temperatures as the snow is falling and does saturated the ground. In fact, in most cases, the temperature of the land may get less than 1 degree.
There could be a later time that the snow that has filled everywhere would be melted by the sunlight that emerges intermittently.
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how does an autoimmune disease affect the muscular system?
Answers
Answer:
Explanation:
Myositis (my-o-SY-tis) is a rare type of autoimmune disease that inflames and weakens muscle fibers. Autoimmune diseases occur when the body's own immune system attacks itself. In the case of myositis, the immune system attacks healthy muscle tissue, which results in inflammation, swelling, pain, and eventual weakness.
The respiratory membrane, across which gases diffuse, is very thin and is made up of _______________.
A) alveolar macrophages and the alveolar cell membrane
B) alveolar cell membrane and its basement membrane
C) alveolar cell membrane and capillary membrane
D) alveolar cell membrane, capillary membrane, and fused basement membranes
Answers
The respiratory membrane, across which gases diffuse, is very thin and is made up of C) alveolar cell membrane and capillary membrane.
The respiratory membrane is the site of gas exchange between the air in the alveoli and the blood in the pulmonary capillaries. It consists of the thin walls of the alveoli and the pulmonary capillaries. The alveolar wall is composed of two main layers: the alveolar epithelium and the capillary endothelium. These two layers are separated by a thin interstitial space, which contains a thin basement membrane.
The diffusion of oxygen and carbon dioxide occurs across the alveolar cell membrane and the capillary membrane, which are composed of phospholipid bilayers and associated proteins.
Therefore, the correct answer is C) alveolar cell membrane and capillary membrane.
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The following code is an example of a: SELECT CustomerName, CustomerAddress, Customer City, CustomerState, CustomerPostalCode FROM Customer T WHERE Customer_T.CustomerID = (SELECT Order T.CustomerID FROM Order_T WHERE OrderID = 1008); Correlated subquery. Non-correlated Subquery. Join. FULL OUTER JOIN.
Answers
The following code is an example of a Subquery.
A subquery is a query that is contained within another query. Sub-SELECTs and nested SELECTs are other names for subqueries. In subqueries, the entire SELECT syntax is acceptable.
SQL subqueries come in a variety of forms, including single-row, multiple-row, multiple-column, correlated, and nested subqueries. Depending on the needs of the user, the results of each type's many roles are utilized.
Data that will be used in the main query as a condition to further limit the data that can be retrieved is returned by a subquery. Along with operators like =,, >, >=, =, IN, BETWEEN, etc., subqueries can be used with the SELECT, INSERT, UPDATE, and DELETE statements.
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Most inspired particles such as dust fail to reach the lungs because of the ________.
Answers
Answer:
Most inspired particles such as dust fail to reach the lungs because of the ciliated mucous membrane of the upper respiratory tract.
Explanation:
Does this help you???
Cilia, which resemble hair-like projections, border the bronchi in the lungs and transport bacteria and detritus up and out of the airways. Goblet cells, which secrete mucus to protect the lining of the bronchus and trap germs, are dispersed throughout the cilia.
What dust fail to reach the lungs?Specialized cells known as macrophages target dust that enters the sacs and lower portions of the airways without cilia. These play a critical role in the lungs' protection. The air sacs are kept clean by them. Virtually swallowing the particles are macrophages.
Most of the dust particles are captured by the mucus they create. The mucus is moved upward and out into the throat by tiny hairs called cilia that coat the walls of the air tubes. There, it is either swallowed whole or coughed up and vomited out.
Therefore, Most inspired particles such as dust fail to reach the lungs because of the ciliated mucous membrane of the upper respiratory tract.
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I ACCIDENTLEY SCREAMED PRETTY GAY
Answers
Answer:
.
Explanation:
Answer:hahahahah really why thats so funny
Explanation:
put the events of meiosis i in order, beginning with the earliest event at the top.
Answers
Here are the events of Meiosis I in order, starting with the earliest event at the top: Interphase, Prophase , Metaphase, Anaphase.
1. Interphase: The cell undergoes growth and prepares for division by replicating its DNA.
2. Prophase I: Chromosomes condense and pair up, forming homologous pairs. Crossing over may occur during this stage.
3. Metaphase I: Homologous pairs line up at the equator of the cell, with spindle fibers attached to each chromosome.
4. Anaphase I: Homologous pairs separate and move toward opposite poles of the cell.
The resulting daughter cells of meiosis are genetically unique due to the process of crossing over in prophase I and the random distribution of chromosomes during metaphase I. These haploid cells, known as gametes, can fuse during fertilization to form a diploid zygote, which then develops into a new individual with a combination of genetic traits from both parents.
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All of the following are kinds of passive transport expect
A.diffusion
B.facilitated diffusion
C.osmosis
D.phagocytosis
E.ions channels
Answers
Answer: B
Explanation:
True or False: The mixture of gas that you breathe out does NOT contain any oxygen.
* its false
Answers
Answer:
false
Explanation:
Now it's time to practice some really important skills that will help you be successful on your quiz. Carefully complete the activity below and earn your badge for this lesson! Don't worry – we will walk you through the activity before it's time to practice on your own. During the first few practice questions, follow along as you hear the student think through the problem. Then we will give you a few questions so you can practice on your own.
American Adventurer: Skill Review
Excellent work! You have learned a lot about westward expansion in the 1800s and its impact on Native Americans and slaves, as well as changes in transportation and the Mexican-American war. Make sure you have reviewed your guided notes for this module before contacting your instructor for your Discussion-Based Assessment.
Contact your instructor during office hours to complete your Discussion-Based Assessment. Be prepared to discuss the lessons and assignments from this module as well as your guided notes. This is also a great time to ask your instructor any questions you have about the course or your grade.
Assessment
View the Grading Rubric before beginning the assignment.
Complete the reading and any interactives for this lesson.
Review your guided notes for all lessons in the module.
Contact your instructor to discuss this module.
Complete and submit 05.07 Movement Discussion-Based Assessment with the following information:
the date that you contacted your instructor
a list of topics discussed
05.07 Movement Discussion-Based Assessment—Rubric
Performance Level Excellent Good Needs Improvement Score Yourself
What content did you learn?
16–20 points
All of the following elements are present:
recalls most topics and details since last conversation with instructor
responds to instructor questions and comments
shares information learned from multiple lessons
11–15 points
No more than one of the following elements is missing:
recalls most topics and details since last conversation with instructor
responds to instructor questions and comments
shares information learned from multiple lessons
0–10 points
No more than two of the following elements are missing:
recalls most topics and details since last conversation with instructor
responds to instructor questions and comments
shares information learned from multiple lessons
Can you apply what you learned?
16–20 points
All of the following elements are present:
provides accurate comments
shares course-specific details
gives example of how information applies to daily life
11–15 points
No more than one of the following elements is missing:
provides accurate comments
shares course-specific details
gives example of how information applies to daily life
0–10 points
No more than two of the following elements are missing:
provides accurate comments
shares course-specific details
gives example of how information applies to daily life
How are your 21st century skills?
6–10 points
All of the following elements are present:
shows commitment by reaching out to the instructor to complete the call in a timely manner
uses proper tone and appropriate speech for student's level
is prepared for the call
actively participates in the conversation
2–5 points
No more than one of the following elements is missing:
shows commitment by reaching out to the instructor to complete the call in a timely manner
uses proper tone and appropriate speech for student's level
is prepared for the call
actively participates in the conversation
1 point
No more than two of the following elements are missing:
shows commitment by reaching out to the instructor to complete the call in a timely manner
uses proper tone and appropriate speech for student's level
is prepared for the call
actively participates in the conversation
Answers
During my discussion with my instructor for the 05.07 Movement Discussion-Based Assessment, I contacted my instructor on June 17, 2023. We discussed several topics related to the module.
First, we talked about the westward expansion in the 1800s and its impact on Native Americans and slaves. I shared my understanding of how the westward movement led to the displacement and mistreatment of Native American tribes, as well as the continuation of slavery in newly acquired territories.
Next, we discussed the changes in transportation during this period. I highlighted the significance of the transcontinental railroad in facilitating westward expansion and connecting the east and west coasts of the United States.
We also delved into the Mexican-American War and its role in expanding American territory. I explained how the war resulted in the acquisition of significant land, including present-day California, New Mexico, Arizona, Nevada, and Utah.
In terms of applying what I learned, I provided accurate comments and shared course-specific details during our conversation. I discussed how the lessons on westward expansion and its consequences have broadened my understanding of American history. Additionally, I gave an example of how this information applies to daily life by highlighting the importance of recognizing and addressing the historical injustices faced by marginalized communities.
Regarding my 21st-century skills, I demonstrated commitment by reaching out to my instructor in a timely manner and actively participated in the conversation. I used a proper tone and appropriate speech for my level, ensuring effective communication during the discussion. I also made sure to prepare for the call by reviewing my guided notes thoroughly.
Overall, I believe I met the criteria for an excellent performance in this Discussion-Based Assessment.
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