Phylogeny is usually represented by a tree diagram called a.
Answers
Phylogeny is usually represented by a tree diagram called a phylogenetic tree. It represents the evolutionary relationships among different biological species or other entities that are believed to have a common ancestor.
These trees have a branching structure in which each branch represents a distinct lineage that emerged from a common ancestor. They are a fundamental tool for studying the history of life on Earth, and they provide insights into the evolutionary processes that shaped the diversity of life we see today. Phylogenetic trees are constructed by analyzing the similarities and differences in genetic or morphological characteristics among different organisms. This analysis involves comparing the DNA sequences or other traits of different organisms and using this information to infer the evolutionary relationships among them. The result is a branching diagram that shows the relationships among different organisms and the order in which they evolved.
Phylogenetic trees are an important tool for studying the evolutionary history of life on Earth. They can be used to identify the origins of different traits, to predict the characteristics of extinct organisms, and to understand the processes that have shaped the diversity of life we see today. They are also used in fields such as biogeography, ecology, and conservation biology, to understand the distribution and diversity of different organisms around the world. Overall, phylogenetic trees are a powerful tool for understanding the history of life on Earth, and they continue to play a central role in the study of evolutionary biology.
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Related Questions
Which best compares body cells and sex cells?
Both body cells and sex cells are formed through mitosis.
Both body cells and sex cells are produced from a diploid cell.
Both body cells and sex cells involve one cell division of the nucleus.
Both body cells and sex cells are involved in producing a zygote.
Answers
Answer:
B)
Explanation:
Answer:
B
Explanation:
ED GE NU IT Y PE OP LE
What are the advantages and disadvantages of using renewable and nonrenewable energy resources? Use evidence from the lesson and scientific reasoning to support your answer.
Answers
Answer:
The answer to this question is given below in this explanation section.
Explanation:
Advantages of renewable energy resources:
Using renewable energy over fossil fuels has a number of advantages.Here are some of the top benefits of growing green.
Renewable energy won't run out:Renewable energy technologies use resource straight from the environment to generate power.These energy sources include sunshine,wind,tides,and biomass,to name some of the more popular options.
Maintenance requirements are lower:In most cases,renewable energy technologies require less overall maintenance than generators that use traditional fuel sources.This is because generating technology like solar panels and wind.
Renewables save money:Using renewable energy can help you save money long term.Not only will you save on maintenance costs,but on operating cost as well.When you are using a technology but generates power from from the sun wind team natural processes.
Renewable energy has numerous health and environmental benefits:Renewable energy resources emit little to no greenhouse gases or pollutants into the air.
Renewable lower reliance on foreign energy sources:With renewable energy technologies you can produce energy locally.The more renewable energy you are using for power needs.
Disadvantages of renewable energy:
Higher upfront cost:You can save money by using renewable energy the technologies are typically more expensive upfront by traditional energy generators.
Intermittency:Through renewable energy resources are available around the world many of these resources are not available year around.
Storage capabilities:Because of this intermittency of some renewable energy resources there a high need of energy storage.
Geographic limitations:The united states has a diverse geography with varying climates topographies vegetations and more.
Answer:
Renewable energy has several advantages and disadvantages. The advantages of renewable energy include unlimited supply, low environmental impact, and increased opportunities for employment. While these advantages are nice, there are some disadvantages. These include less reliability than nonrenewable energy, difficulty storing and transporting the energy, and higher costs.
Explanation:
sample response
1. The correct order for the smallest to the largest unit of organization in muscle tissue is
A. fascicle, filament, muscle fiber, myofibril
B. filament, myofibril, muscle fiber, fascicle
C. muscle fiber, fascicle, filament, myofibril
D. myofibril, muscle fiber, filament, fascicle
Answers
1. The correct order for the smallest to the largest unit of organization in muscle tissue is B. filament, myofibril, muscle fiber, fascicle.
Muscle is a type of tissue that contains specialized cells capable of contracting in order to generate movement.The sarcomeres are the functional and structural units of muscle cells. A sarcomere is composed of actin and myosin protein filaments.A myofibril consists of many repeated sarcomeres running along its length.The muscle fibers consist of many myofibrils which are packaged into ordered units.Finally, a fascicle consists of a bundle of many microscopic muscle fibers.In conclusion, muscle tissue is organized from the smallest to the largest unit in the following levels: filament > myofibril > muscle fiber > fascicle.
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describe the goals of maximum sustainable yield management, ecosystem based management, and adaptive management. list a drawback of each
Answers
In this question we will describe the management goals of maximum sustainable yield, ecosystem-based management and adaptive management.
What is a sustainable management plan?A sustainable management plan aims to maximize forest production and minimize damage to the remnant responsible for the productive, structural, functional and genetic support of the exploited forest.
What is ecosystem-based adaptation?Ecosystem-based adaptation protects vulnerable communities from extreme weather while providing a variety of crucial benefits for human well-being, such as clean water and food.
What is Adaptive Management?Adaptive Management is a management approach developed to provide organizational systems with a greater degree of adaptability, seeking to provide means to increase the speed of response to environmental pressures and improve the quality of this response.
With this information, we can conclude that the disadvantages of these methods are that they will bring harm to the affected ecosystem.
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Julie has red hair, billy has brown hair. Explain how differences in their chromosomes can account for this difference in appearance.
Answers
HELP PLS!!!!!!!!!!!!/ What is the elevation at point B?
Question 6 options:
700 ft
740 ft
780 ft
800 ft
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740
From the answer options thos would make the most since, im really not for sure but if you count each line up they all go up by 20 according to the answer choices.
What is a macromolecule?
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Answer:
is a very large molecule such as protein. They are composed of thousands covalently bonded atomsDefine these words:
Activation energy
Catalyst
Enzymes
Substrate
Conservation of mass
Conservation of energy
Answers
Answer:
Activation Energy: the minimum quantity of energy which the reacting species must possess in order to undergo a specified reaction
Catalyst: A substance that increases the rate of a chemical reaction
Enzymes: a substance produced by a living organism which acts as a catalyst to bring about a specific biochemical reaction.
Substrate:
the surface or material on or from which an organism lives, grows, or obtains its nourishment.
Conservation of mass: a principle stating that mass cannot be created or destroyed.
Conservation of energy:
a principle stating that energy cannot be created or destroyed, but can be altered from one form to another.
What is a scientific theory?
A. A way to get the perfect results that you want.
B. An idea that explains several things at once.
C. A false hypothesis.
D. A hunch or guess.
Answers
Answer:
i want to say B because they experiment and get multiple types of results
Answer:
The answer would be The letter B that I understand the question
GUYS PLEASE HELP!!!!!
The models represent the stages of the cell cycle in the random order.
in
M
VI
Which stage of the cell cycle shows the formation of spindle fibers and chromatin condensing into chromosomes?
OL
O V
M
IV
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Please help meeeeeeeeeweewwwwweeeeee
Answers
Answer:
the answers are D, E and G
Explanation:
which structure inside the cell holds the digestive enyzmes that break down carbohydrates?
Answers
Answer:
Lysosomes
Explanation:
Lysosomes are membrane-bound organelles that contain digestive enzymes that break down proteins, lipids, carbohydrates, and nucleic acids. They are important in processing the contents of vesicles taken in from outside the cell.
PLS HELP 30 POINTS AND BRAINLIST! Compare and contrast members of the plant kingdom and animal kingdom. Be sure to discuss: Which is a producer? consumer? multicellular or unicellular? Differences in cell organelles?
Answers
Plants are green in color due to the presence of the chlorophyll and are able
to prepare their own food with the help of sunlight, water and air. They are
known for providing oxygen to the atmosphere. Plants are autotrophs.
Animals are the living organisms which feed on the organic material and
are known to have a specialized system in their body like the nervous
system, reproductive system, sense organs, which make them unique from
the other forms of life.
Animals fall under the category of multicellular, eukaryotes but under the
kingdom of the Animalia. Likewise the plants, animals also vary from place
to place, whether living in water, air or on land. The maximum number of
species of animals have bilaterally symmetric body plan or called as
Bilateria. There are many subdivisions of the animals like they can be
vertebrates or invertebrates, can be oviparous or viviparous, can be
cold-blooded or warm-blooded.
The Differences in cell organelles
The cellular structure of plants contains the cell wall, chloroplast, plasmodesmata, plastids, and other different organelles.
The cellular structure of animals does not have cell walls, through other organelles like the tight junction, cilia are present.
The similarities:
- they have cell membrane that surround the cell
- they have endoplasmic, Cytoplasm, Ribsomes, Nucleus, Mitochodria.
- they try to adapt according to changes in the environment.
If a cell was not able to produce enzymes, it could not do which of the following?
a) Raise the activation energy of vital chemical reactions, causing them to proceed too quickly
b) Lower the activation energy of vital chemical reactions, causing them to proceed too quickly
c) Raise the activation energy of vital chemical reactions, causing them to proceed too slowly
d) Lower the activation energy of vital chemical reactions, causing them to proceed too slowly
Answers
Answer:
Answer is D
Explanation:
Explanation:if your cell doesn’t produce enough enzymes it wouldn’t be available to speed up reactions throughout your body, and they would also not be available to make the many organelles made with proteins.
Answered by -"violetramirez
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2 answers
7 people helped "
Answer:
D
Explanation:
Lower the activation energy of vital chemical reactions, causing them to proceed too slowly
How would a large increase in the salinity of an estuary most likely affect
the ecosystem of the estuary?
Answers
Answer:
Salinity also affects chemical conditions within the estuary, particularly levels of dissolved oxygen in the water. The amount of oxygen that can dissolve in water, or solubility, decreases as salinity increases
Explanation:
What does a scientist observe in a chemical's reaction rate? the speed at which the reactants change to products over a given time. the speed at which the reactants are formed over a given time the speed at which the reactants reach chemical equilibrium over a given time , , the speed at which the reactants reach chemical equilibrium over a given time
Answers
Answer:
The speed at which the reactants change to products over a given time.
Explanation:
A chemical's reaction rate is the change in the concentration of a reactant or a product with time (in moles per second).
Remember that during a chemical reaction, reactants are converted to products. Or what is the same, products are formed at the expense of reactants. This can be represented:
reactants → products
Therefore, the progress of a reaction can be followed measuring the decrease in concentration of the reactants or the increase in concentration of the products.
According to the temperature and other parameters, the reaction rate can increase or decrease.
the african penguin nest project aims to deploy artificial nests to create habitats for what kind of animal?
Answers
The African Penguin Nest Project aims to deploy artificial nests to create habitats for African penguins, an endangered species found along the southwestern coast of Africa.
The African penguin nest mission is a conservation initiative geared toward growing artificial nesting habitats for African penguins. African penguins are located alongside the southwestern coast of Africa, especially in Namibia and South Africa.
They're endangered because of diverse threats, which include overfishing in their number one prey, pollution, and habitat loss. The venture objective is to address the problem of declining African penguin populations by creating synthetic nesting webs, as natural nesting webs are regularly in short supply.
The synthetic nests are designed to mimic the shape, length, and texture of herbal burrows and are manufactured from green substances. The challenge group locations these nests in colonies in which African penguins are known to reproduce, and the birds can then use them to put their eggs.
By way of presenting extra nesting possibilities for African penguins, the project aims to increase breeding success charges and improve ordinary population numbers. In the long run, the mission seeks to create a sustainable destiny for these birds and the ecosystems they call home.
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1. What is vascular tissue?
Tissue that transports oxygen and carbon dioxide throughout a plant
Tissue that transports sugars from the roots to the leaves
Tissue that forms long narrow tubes that transport water and dissolved
nutrients throughout a plant
Answers
Answer:
Tissue that transports sugars from the roots to the leaves
Answer:
Tissue that transports oxygen and carbon dioxide throughout a plant
Explanation:
A. Is vascular tissue
B. Is Phloem
C. Is xylem
So it comes to the last letter which A
Why do cells stay small
Answers
In rabbits, brown fur color (F) is dominant to white fur color (f). If two rabbits with brown fur produce a baby with white fur, what are the genotypes of the parents?
A. FF and Ff
B. Ff and Ff
C. FF and FF
D. ff and ff
Answers
Explanation: I did a punnet square
If two rabbits with brown fur produce a baby with white fur, the genotype of the parents is: Ff and Ff. The correct option is B.
What is a genotype?Genotype is the genetic material of the organism. There are two types of traits, the traits that are visible are phenotype characters and the inner traits are genotype characters.
Given, the dominant gene is F brown colored fur.
The recessive gene is f white-colored fur.
The punnet square
F x f
F FF Ff
f ff ff
Punnett square is crossed over between the parents. The parents are heterozygous.
The parents will be Ff and Ff and the baby produced will be two offspring will be of white fur.
Therefore, the correct option is B. Ff and Ff.
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The decision to take a step down a staircase may be made by a small area of the brain. However, it involves contraction of muscles on both sides of the body. These muscles must be stimulated by many different neurons. This is an example of what kind of a circuit
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The stimulation of the muscles by neurons always trigger a response in the intended destination causing muscle contraction and aiding movement.
These muscles when stimulated by many different neurons is an example of a diverging circuit.
A diverging circuit always allows for the communication between one neuron and several other neurons in a network system. This is also experienced with regards to skeletal muscle. To enable muscle contraction, a neuron has to synapse with many other post synaptic neurons as in a diverging circuit.Learn more on diverging circuits: https://brainly.com/question/17062644
Atherosclerosis is a condition where hardening plaque forms in damaged areas of the arteries. As the amount of plaque increases, the artery begins to narrow. In the illustration below, the condition is occurring in the lower part of the leg.
Answers
Answer:
Pain and lowers the sensitivity to heat and cold.
Explanation:
Atherosclerosis leads to serious problems, lowers the sensitivity to heat and cold and increasing your risk of burns due to narrowing of arteries which decrease the flow of blood to the lower region of the body. We know that our organs needs blood to function properly so this decrease in the flow of blood leads to starvation of the muscles and other tissues in the lower body. Poor circulation of blood to lower region can cause pain in the legs.
A plant is observed to have deep roots and tendrils that wrap around objects. Which pair of tropisms correctly describe these responses?
1.geotropism and phototropism
2. phototropism and thigmotropism
3. hydrotropism and geotropism
4.hydrotropism and thigmotropism
Answers
Answer:
4
Explanation:
The correct answer would be hydrotropism and thigmotropism.
Hydrotropism is defined as the movement of a plant or its organs to or away from moisture. The deep root growth of plants is a way of seeking or growing towards moisture that is present deep in the soil. Hence, the root is said to exhibit positive hydrotropism.
Thigmotropism, on the other hand, is the growth or movement of plants or their organs to or away from touches. In this case, the tendrils of the plant that wraps around objects they come in contact with are showing positive thigmotropism.
The correct option is, therefore, option 4.
Answer:
4
Explanation:
(1 point) A bacteria culture initially contains 1500 bacteria and doubles every half hour. Find the size of the baterial population after 80 minutes. Find the size of the baterial population after 5 h
Answers
The size of the bacterial population after 80 minutes is 12,000 bacteria. The size of the bacterial population after 5 hours is 96,000 bacteria.
1. Convert the given time to hours:
- 80 minutes = 80/60 = 1.33 hours
- 5 hours = 5 hours
2. Determine the number of doubling periods for each time interval:
- 80 minutes = 1.33 hours -> 1.33 / 0.5 = 2.66 doubling periods
- 5 hours -> 5 / 0.5 = 10 doubling periods
3. Calculate the population size after each doubling period:
- For 80 minutes: 1500 bacteria * (\(2^{2.66\)) ≈ 12,000 bacteria
- For 5 hours: 1500 bacteria * (\(2^{10\)) = 96,000 bacteria
Therefore, the size of the bacterial population after 80 minutes is 12,000 bacteria, and the size of the bacterial population after 5 hours is 96,000 bacteria.
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how should amazon be categorized? as a retailer, wholesaler, or broker? explain why (read chapter 8 for information).
Answers
Agents and brokers are the proper response.Agents and brokers are regarded as non-manufacturing traders because they enable trades by buying, selling, or even facilitating .
The things that they do not truly own or are not theirsIn plain English, a virtual retailer is one who conducts business exclusively online and does not deal with customers in a physical location like a shop or store.This is a contemporary business model where the company uses the internet to interact with a variety of clients. They frequently contract out other tasks, including order shipping, etc.A wholesaler is a person or business who sells things in bulk for a discount, usually to retailers.Those who sell things to the general public in comparatively modest quantities for use or consumption as opposed to resale are known as retailers.
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A genius IQ is considered anything over 144. Let's pretend that
this is a genetic condition and that it is recessive. Genius IQ
is found in approximately 1 in 625 people worldwide (this is a
true statistic). Calculate the following:
1. The frequency of the recessive allele (genius IQ).
2. The frequency of the dominant allele (normal).
3. The percentage of heterozygous individuals (carriers).
Answers
According to the question, The percentage of heterozygous individuals (carriers). Thus, option "C" is correct.
What is the Hardy-Weinberg equilibrium theory?The Hardy-Weinberg equilibrium theory states that the allelic frequencies in a locus are represented as p and q. Assuming a diallelic gene,
p is the frequency of the dominant allele,
q is the frequency of the recessive allele.
The genotypic frequencies after one generation are
p² (H0m0zyg0us dominant genotypic frequency),
2pq (Heter0zyg0us genotypic frequency),
q² (H0m0zyg0us recessive genotypic frequency)
Thus, option "C" is correct.
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What is the temperature structure of the troposphere? What percent of the atmosphere is in the troposphere in height? In mass?
help!!!
Answers
Answer:
The tropospheric temperature only decreases from an average of 0°C (32°F) at sea level to about −45°C (−49°F) at the tropopause. At the equator, tropospheric temperatures decrease from an average of 20°C (68°F) at sea level to about −70°C to −75°C (−94 to −103°F) at the tropopause.
How does a virus make people sick? (What does the virus do the the host cell?)
Answers
Answer:
It enters your body
Explanation:
Describe the role of gravity in maintaining the atmospheric layer around Earth. I will mark as brainliest
Answers
Answer:
Hi so the answer is that Gravity pulls the gas molecules towards Earth's center. The pull of gravity is stronger closer to the center at sea level. Air is denser at sea level where the gravitational pull is greater. Gases at sea level are also compressed by the weight of the atmosphere above them.
Explanation:
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A medical researcher finds a strain of bacteria that has cause infections in several patients. At time 0 hours, the researcher placed 100 bacteria on an agar plate to grow. Assuming the bacteria are growing exponentially, at a growth rate of 0.3, what is the population predicted after 5 hours?
Formula for Exponential Growth:
N=N0e^rt
Answers
Answer:
500 bacteria
Explanation: