Which of the following indicates a hypothesized mate preference that appears to be adaptive in the modern environment?
A. When wives are six years younger than their husbands, they have fewer children than wives who are six years older than their husbands.
B. When the man is higher than the woman on attractiveness, the couple produces more offspring.
C. Women whose high school photographs were rated as more attractive produced more children than women whose high school photographs were rated less attractive.
D. all of the above
Answers
The hypothesized mate preference that appears to be adaptive in the modern environment is C. Women whose high school photographs were rated as more attractive produced more children than women whose high school photographs were rated less attractive.
In the contemporary environment, which of the following indicates a hypothesized mate preference that appears to be adaptive. Women whose high school photographs were rated as more attractive produced more children than women whose high school photographs were rated less attractive appears to be the hypothesized mate preference that is adaptive in the modern environment, option C. It's a well-known fact that fertility is linked to attractiveness.
Women who are physically attractive are often perceived as more desirable than those who are not.The options mentioned in the question are all based on research, but the one that is true for the current era is option C, which indicates the adaptive mate preference in the contemporary environment.The mate preference hypothesis is a group of hypotheses that explain how and why people choose the partners they do. Several theories and research have been carried out to explain human mate preference.
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Related Questions
Environmental Science Project Prepare a project on natural sources and human dependency on them.
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The project should discuss natural sources and human dependence on them, with examples and potential solutions to reduce dependence. Project Summary: Explore the significance of natural sources and their role in meeting human needs and sustaining ecosystems.
Regular sources are those assets that are available in the climate and are not made by people. These incorporate air, water, soil, woodlands, minerals, and untamed life. People are exceptionally reliant upon normal hotspots for endurance, monetary development, and advancement. Air and water are fundamental for human existence, and soil is important for agribusiness. Backwoods are wellsprings of wood, paper, and different items, as well as being home to numerous natural life species. Minerals are utilized in development and innovation, and natural life is a wellspring of food and entertainment. In any case, human exercises like contamination, deforestation, and overexploitation of normal assets are undermining these sources, and it is pivotal to do whatever it may take to secure and moderate them for people in the future.
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During mitosis, what happens to the parent cell? (1 point)
O It produces 1 daughter cell.
O It produces 2 daughter cells.
O It produces 4 daughter cells.
OIt produces 3 daughter cells.
Answers
Answer:
b
Explanation:
mitosis produces 2 identical daughter cells
a specialty store would be best defined as offering:
Answers
Answer:
A specialty store is best defined as offering a narrow range of specialized products or services within a specific industry or niche. These stores typically focus on a particular category or type of product and provide a wide variety of options within that category. The products found in a specialty store are often unique, high-quality, or cater to specific customer preferences. Examples of specialty stores include boutique clothing stores, gourmet food shops, electronics stores specializing in a specific brand, or art supply stores. The key characteristic is that they offer a specialized and curated selection of products or services to cater to a specific target market or customer need.
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A community in ecology is defined as ________. A. living and nonliving things in one place B. populations from multiple species interacting in the same place C. a population and its surrounding environment D. populations from multiple species interacting in the same place, and their surrounding environment
Answers
The correct answer is option D.
A community in ecology is defined as populations from multiple species interacting in the same place, and their surrounding environment.
What is Ecology?Ecology is the study of organisms, the environment and how the organisms interact with each other and their environment.
It is studied at various levels, such as;
organismpopulationcommunitybiosphereecosystem.The main goal of ecology is to improve the understanding of life processes, adaptations and habitats, interactions and biodiversity of organisms.
A community may involve different populations from different species interacting within themselves and other species in the same place, and also interacting with their surrounding environment.
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Which process led to the evolution of polar bears and brown bears from a common ancestor?
Answers
Answer:Evolution of brown bears to polar bears
Evolutionary studies suggest that polar bears evolved from brown bears during the ice ages. The oldest polar bear fossil, a jaw bone found in Svalbard, is dated at about 110,000 to 130,000 years old. DNA comparisons suggest the species may have split at least 150,000 years ago, and maybe longer.
Explanation:
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How do single-celled decomposers get energy?
They feed on living organisms.
They make their own food.
They break down dead organisms.
They use a process called budding.
Answers
Answer: They break down dead organisms
Explanation: Decomposers eat dead organisms for energy.
A computer program and Shannon‘s computer carries out a single mathematical operation and 1.5 X 10 seconds how much time would the program take to complete two. 5X 10 mathematical operations
Answers
Answer:
30 seconds
Explanation:
Based on the information provided we can see that a single mathematical operation takes 1.5 x 10, if we complete this expression we can see that the single mathematical operation would take a total of 15 seconds. Therefore two operations would take double the amount of time so we can multiply this number of seconds by 2 to get the total amount of time it will take for both of these operations to complete.
15 * 2 = 30 seconds
A bacterial population with no resistance to an antibiotic may develop into a bacterial population with some resistance to an antibiotic. Which event could lead to this
Answers
The event that could lead to a bacterial population with no resistance to an antibiotic developing some resistance is the process of natural selection acting on random mutations.
When a population of bacteria is exposed to an antibiotic, some individual bacteria may possess mutations in their genetic material that confer a certain level of resistance to the antibiotic. These resistant bacteria have a survival advantage over the non-resistant ones because they can withstand the effects of the antibiotic and continue to reproduce.
As a result, the resistant bacteria are more likely to survive and pass on their resistant traits to future generations through reproduction. Over time, this can lead to an increase in the proportion of resistant bacteria within the population, resulting in a bacterial population with some level of resistance to the antibiotic.
This process is known as antibiotic resistance evolution and is a major concern in healthcare settings as it can reduce the effectiveness of antibiotics in treating bacterial infections.
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What physical process is important for breathing?
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A pea plant exhibits a recessive trait. Which statement is most likely true about the plant?
• The plant is identical to its parent plant.
• The plant has different alleles for the gene that codes for the trait.
• The plant has two identical alleles for the gene that codes for the trait.
The plant does not have the same genes for the trait as its parent plant.
Answers
The statement "The plant has two identical alleles for the gene that codes for the trait" is most likely true about the plant.
What is a recessive trait?A recessive trait is a characteristic or phenotype that is only expressed when an individual has two copies of a recessive allele, one inherited from each parent.
Recessive traits are masked by dominant traits in individuals who have one dominant allele and one recessive allele for the same gene. However, if an individual has two recessive alleles, they will express the recessive trait. Examples of recessive traits include blue eyes, red hair, and sickle cell anemia.
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Two ecology students are studying different things on Isle Royale. The first student is keeping track of how the number of wolves on the island changes from year to year (but this student is not looking at any other species). This student is studying a wolf _____. The second student is evaluating the interactions between moose and wolves on the island (but this student is not considering any nonliving factors), and, as such, is studying a(n) _____.
Answers
The student who is tracking how the number of wolves on the island changes from year to year (without considering any other species) is studying a wolf population. The second student who is assessing the interactions between moose and wolves on the island (without considering any non-living factors) is studying a(n) ecosystem.
Ecology is the study of living organisms and their relationship with the environment. The ecology students are studying different aspects of the island. The first student who is tracking the changes in the number of wolves on the island from year to year is studying a wolf population. The second student, who is assessing the interactions between moose and wolves on the island without considering any non-living factors, is studying an ecosystem.
The term 'population' refers to all the individuals of a specific species in an area, whereas the term 'ecosystem' refers to all the living and non-living things in an area interacting with each other. The first student is looking at a single species' population, while the second student is studying the ecosystem's interactions between two species.
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39. The process by which light is trapped and converted to chemical energy iscalledA. cellular respiration.B. photosynthesis.C. the Calvin cycle.
Answers
Photosynthesis is the process by which plants trap light energy through their pigments and together with carbon dioxide and water generate a carbohydrate (chemical energy).
That is, photosynthesis is the process in which light energy is converted into chemical energy in the form of sugars.
we can conclude that the correct answer is:
Answer:B. photosynthesis.
Why do phospholipids form a bilayer in the cell membrane?
Answers
Answer:
Because their fatty acid tails are poorly soluble in water, phospholipids spontaneously form bilayers in aqueous solutions, with the hydrophobic tails buried in the interior of the membrane and the polar head groups exposed on both sides, in contact with water
Explanation:
a. neutral mutations b. point mutations c. deleterious mutations d. synonymous mutations e. nonsynonymous mutations
Answers
Answer:
have a good day bye
Explanation:
In what way are cell biologists and molecular biologists similar?
Both types of biologists work in zoos and laboratories.
Both types of biologists study animals exclusively.
O Both types of biologists study microscopic materials.
Both types of biologists require a PhD in biology.
Answers
Molecular biologists are interested in things like the level of gene expression (how much protein or RNA is present at any given time), which molecules are directly touching each other inside the cell, etc. ... Cell biology techniques, on the other hand, want to know what's going on inside intact cells.
( Try to see which one sounds best after reading this)
Answer:
Both types of biology st study animals
Aka b
Explanation
I just did test
Describe the flow of energy to the lion using a food chain from the food web that includes a rabbit.
Answers
Answer:
10%
Explanation:
the sun gives energy to the grass (to make it easier to understand, say the sun gives 100un of energy to the plants)
from there, the rabbit eats the grass( 10% of 100 is 10, so the rabbit gets 10un of energy)
and the, a lion eats the rabbit (10% of 10 is 1, so the lion gets 1 un of energy)
every single time a predator consumes prey, it only gets 10% of what the prey gets from its prey.
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Zappos says goodbye to bosses - The Washington Post
Reflect on the changes to organizational structure
taking place at Zappos. What concepts are illustrated in this
article? Has it been a successful i
Answers
The changes taking place at Zappos illustrates numerous concepts related to organizational structure. The Holacracy system being adopted by the company removes the traditional line of command; instead tasks are delegated by employees to “circles” which are then serviced by members of those circles.
It focuses on efficiency of operations, as decisions are made in a decentralized fashion. Furthermore, the organization encourages employees to engage in learning and development to reach their potential, which is complemented by the company’s employee-first mentality.
It is difficult to ascertain whether these changes have been successful in so far as it is too early to ascertain the long-term effects. While the initial reports from the media focus on the positive aspects such as improved communication, job autonomy and growth, it remains to be seen if the company will continue to succeed or fall flat.
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The amount of blood pumped out of the left ventricle in one minute is called the cardiac output. It is measured as the product of stroke volume and heart rate. Stroke volume is the volume of the blood ejected by the ventricle by a single heartbeat.Ref chapter 16. cardiac output measurement wilkins' clinical assessment in respiratory care, 7th edition test bank
Answers
The statement "The amount of blood pumped out of the left ventricle in one minute is called the cardiac output. It is measured as the product of stroke volume and heart rate. Stroke volume is the volume of the blood ejected by the ventricle by a single heartbeat" is TRUE.
Cardiac output is the amount of blood pumped out of the left ventricle in one minute, and it is measured as the product of stroke volume and heart rate. Stroke volume is the volume of blood ejected by the ventricle during a single heartbeat. Therefore, cardiac output can be calculated by multiplying the stroke volume and the heart rate.
For example, if the stroke volume is 70 mL and the heart rate is 60 beats per minute, the cardiac output would be 4,200 mL per minute or 4.2 liters per minute. This measurement is important for assessing the efficiency of the heart and the adequacy of blood flow to the body's tissues.
Your question seems incomplete. The completed version should be as follows:
The amount of blood pumped out of the left ventricle in one minute is called cardiac output. It is measured as the product of stroke volume and heart rate. Stroke volume is the volume of the blood ejected by the ventricle by a single heartbeat. T/F?
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Plant and animal cells are both eukaryotic. Using the model, identify the similarities between the two cells.
Question 3 options:
Both have a plasma membrane, ribosomes, mitochondria, and centrioles.
Both have a plasma membrane, ribosomes, mitochondria, and golgi apparatus.
Both have a cell wall, ribosomes, mitochondria, and endoplasmic reticulum.
Both have a mitochondria, nucleus, endoplasmic reticulum, and chloroplasts.
Answers
Answer:
Both have a plasma membrane, ribosomes, mitochondria, and golgi apparatus.
Explanation:
Animal cells don't have a cell wall nor chloroplasts. Centrioles are exclusive to animal cells.
Plant and animal cells both are eukaryotic.
The similarities between the two cells are that both have plasma membrane, ribosomes, mitochondria and golgi apparatus.
Major differences between plant and animal cellsPlant cells contain cell wall which maintains the integrity of the cell as well as protect the plant cell.
whereas, animal cell lack cell wall.
Plant cell contain chloroplast to carry out photosynthesis and make their own food.Whereas, an animals are heterotrophic that relies on plants for the
nutrients.
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How are proteins involved in dna replication?
Answers
Answer and i will give brainly
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Nephritis is a condition in which the nephrons, the functional units of the kidneys, become inflamed. This inflammation, which is also known as glomerulonephritis, can adversely affect kidney function.
What process creates mRNA?
Answers
Name the reagent used and explain the role of the different steps in an endospore stain
Answers
Reagent used:
Malachite green (primary stain)
Distilled water works as a decolorizer.
Safranin (counterstain)
Procedure
Take a glass slide that has been well cleaned and sterilized.Using an inoculating loop, apply a small amount of bacterial culture on the glass slide to prepare the smear.Fixing the smear with heat requires rotating the glass slide back and forth over the flame of a Bunsen burner.A blotting paper the size of a glass slide should be placed and saturated with the principal stain, malachite green.For up to 5 minutes, steam the wet blotting paper. You can adjust the amount of colour added during this phase to meet your needs.Rinse the glass slide in water to clean it.Counterstaining: Cover the glass slide completely with counterstain (safranin), let it sit for one minute, and then wash it off.Result
Endospores are either green or maintain the original stain's (malachite green) color. Vegetative cells, in contrast, shed the primary stain and take on the color of the counterstain (safranin) or appear pink in color.
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You are a Botanist who had just discovered a new plant species. As every good scientist does, you will document your exciting finding. Design a fact sheet highlighting this new plant discovery. Be sure to include the following key pieces of information.
Your plant’s name.
Your plant’s basic needs.
How your plant’s needs are met.
Where your plant lives?
I will mark the brainliest for the 1st and best answer!
Answers
Explanation:
my plan to be a cactus a plant basilica be sunlight and water with his basic fit my parents needs are met because every morning I will use for issaquah we'll go to the beach I will go to wait till you can feel it when my plant leaves will be somewhere I supposed to like not much heat but the heat is ok
Which is the answer a b or c.
Answers
it's option A
hope it helps...!!!
In the 1950's, chemists stanley miller and harold urey experimented to find out if organic molecules could have formed on early earth. because they published their work, other scientists have been able to modify it to reflect more current knowledge, and have produced similar results. what did miller and urey produce?
Answers
Miller and Urey produced amino acids, which are the building blocks of proteins, in their famous experiment conducted in the 1950s.
They aimed to simulate the conditions of early Earth in a laboratory and demonstrated that simple organic molecules, such as amino acids, could be formed from inorganic compounds such as water, methane, ammonia, and hydrogen, in the presence of energy sources such as electric sparks that mimic lightning.
The experiment provided strong evidence that the basic building blocks of life could have originated on early Earth under the right conditions.
The Miller-Urey experiment was groundbreaking because it provided a scientific basis for understanding the origin of life on Earth.
Since then, the experiment has been repeated with modifications to reflect more accurate knowledge about the conditions on early Earth, and similar results have been obtained.
The experiment also led to the development of the field of astrobiology, which studies the origin, evolution, and distribution of life in the universe.
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the diffusion of water through a permeable membrane is called what
Answers
Answer:
The diffusion of water is called osmosis.
Explanation:
Osmosis is a type of diffusion in which water molecules diffuse through a particular permeable membrane of high water concentration to areas of lower water concentration.
What two scientists are credited with establishing the structure of dna.
Answers
Answer:
Hello!!
What two scientists are credited with establishing the structure of DNA?
The two scientists who are credited with establishing the structure of DNA are James Watson and Francis Clark.
Hope this helps!!
Explain why the statement “adaptations are a choice” is NOT accurate.
Answers
Answer:
because animals/ plants will do instinctively it over a period of time in order for them to survive.
Explanation:
hope that helps : )
Which of the following is an example of a falsifiable hypothesis that could lead to scientific knowledge?
A. Loch Ness has a giant reptile living in it.
B. No aliens have crashed on Earth.
C. Humans were created.
D. Aliens have crashed on Earth.
Answers
Answer:
D
Explanation:
Proof that aliens exist would lead to many scientific discoveries