genetic drift simulation: understanding evolution
what would be different about this simulation if you were trying to model Natural selection instead of genetic drift? What would you have to Consider? how would you expect the trends over time to change?
Answers
Answer:
Genetic drift is a mechanism of evolution in which allele frequencies of a population change over generations due to chance (sampling error).
Genetic drift occurs in all populations of non-infinite size, but its effects are strongest in small populations.
Genetic drift may result in the loss of some alleles (including beneficial ones) and the fixation.
Genetic drift can have major effects when a population is sharply reduced in size by a natural disaster (bottleneck effect) or when a small group splits off from the main population to found a colony (founder effect).
Related Questions
Which arrow best represents the movement of carbon dioxide during photosynthesis?
Answers
Answer:
A
Explanation:because , A arrow is goes into the
Are all molecules compounds? Why or why not?
Answers
Answer:
While all compounds are molecules, not all molecules are compounds. A molecule is formed when two or more atoms of an element chemically join together.
Explanation:
What strategies do you think an animal could use to cope with the dry conditions in a desert?
Answers
Answer:
This is what I found. A tiny amount of excess water can be used to cool off. Some species of desert birds can evaporate water from their mouths in order to cool themselves. Other animals, like Fennec Foxes, have huge ears that spread the excess heat out over a large surface area.
Explanation:
Hope this helped :)
Which industry would most likely not benefit from the applications of biotechnology?
Answers
Many industries can benefit from biotechnology, such as agriculture, medicine, energy, and environmental science.
Which industry would most likely not benefit from applications of biotechnology?Biotechnology involves the use of living organisms or their products to improve/ develop processes and products in various industries. Many industries can benefit from biotechnology like agriculture, medicine, energy, and environmental science.
One industry that may not benefit as much from biotechnology is the mining industry. The primary goal of the mining industry is to extract natural resources from earth, such as minerals, metals, and fossil fuels. Biotechnology may not have many direct applications in this industry, as the focus is more on geology, chemistry and engineering.
To know more about biotechnology, refer
https://brainly.com/question/1383490
#SPJ1
PLEASE ANSWER ASAP!!!!!!!! ITS DUE IN 5 MINUTES.
1.) How do organisms benefit from Mitosis? Write a paragraph using at least five sentences.
Answers
Answer:
Organisms benefit from mitosis because mitosis helps regenerate cells. This helps them recover from injuries and more.
Explanation:
If you’re looking at tissue samples, how can you determine if there is cancer? What are some visual differences?
Answers
Answer:
you just eat the tissues
Explanation: eating tissues is a delicacy passed on for generations
1 Muscle spasms and locked jaw, followed by convulsions, are symptoms of:
meningitis
cerebrospinal
tetanus
2 Why is tetanus associated with injuries which occur outdoors?
the soil causes tetanus
the iron oxide rust on objects produces tetanus toxins
bacteria in the soil causes tetanus
animals cause tetanus
3 Communication for the senses and muscle coordination in the _____body is accomplished by the system.
Answers
Answer:
In immunology, an antigen is a molecule or molecular structure, such as may be present on the outside of a pathogen, that can be bound by an antigen-specific antibody or B-cell antigen receptor. The presence of antigens in the body normally triggers an immune response. Wik
State whether the biosynthesis of the following bio molecules Increases, or Decreases, or s the same in the following physiological conditions: Level of Cholesterol in a well fed state Increases Increases Fatty acid synthesis in cases of hyperglycemia Fatty acid synthesis with low ATP supply stay the same levels of LDL during high levels active of HMG COA Increases reductase levels of acetoacetate, 3-hydroxyputyrate and acetone during prolonged fasting Decreases levels of HDL during high rate of fatty acid synthesis stay the same Myocardial Infarction with high HDL levels Decreases phenylalanine in PKU high protein diet Increases HMG CO reductase activity when cholesterole levels are high Decreases ketone bodies in after a meal Increases O 9 a th
Answers
Fatty acid synthesis is the process by which fatty acids are synthesized from acetyl-CoA and malonyl-CoA. In hyperglycemia, fatty acid synthesis may increase to meet the body's energy needs.
Biosynthesis of Cholesterol: In a well-fed state, the level of cholesterol in the body is typically high, but in certain conditions such as hypercholesterolemia, it may increase further.
Fatty Acid Synthesis: In cases of hyperglycemia, fatty acid synthesis may increase to meet the body's energy needs. However, fatty acid synthesis may decrease when there is a low supply of ATP.
Level of LDL during High Levels of Active HMG CoA Reductase: Increases.
Reductase Levels of Acetoacetate, 3-hydroxybutyrate, and Acetone during Prolonged Fasting: Stay the same levels.
Levels of HDL during High Rate of Fatty Acid Synthesis: Stay the same levels.
Myocardial Infarction with High HDL Levels: Decreases.
Phenylalanine in PKU High Protein Diet: Increases.
HMG CoA Reductase Activity when Cholesterol Levels are High: Decreases.
Ketone Bodies after a Meal: Increases.
O-9-Ath in Myocardial Infarction with High HDL Levels: Decreases.
In a well-fed state, the body has a constant supply of cholesterol and the rate of biosynthesis is relatively low. However, in cases of hypercholesterolemia, the rate of biosynthesis may increase to meet the body's increased needs.
To learn more about Fatty acid synthesis, visit:
https://brainly.com/question/32434444
#SPJ11
where do photosynthetic organisms get the energy needed to make sugars during the light-independent/dark reactions?
Answers
Answer:
They use the glucose they have stored from previous photosynthesis reactions.
Explanation:
The dark reaction takes place external to the thylakoids. The energy from ATP and NADPH is used in this process to fix carbon dioxide (CO2).
What is light-independent/dark reactions?Carbon fixation, reduction, and regeneration are the three stages that make up the Calvin cycle, which is another term for the dark reactions that take place during photosynthesis.
The stroma of the chloroplast is the location where the light-independent process, also known as dark reactions or the Calvin-Benson cycle, is carried out. Carbon-based molecules are formed through a chain of chemical events that begin with carbon dioxide. The production of ATP and NADPH during the light-dependent process supplies these processes with the energy they need to proceed.
Learn more about dark reactions, here:
https://brainly.com/question/12995206
#SPJ5
During respiration in plants, __________ is released from food (glucose).
A. carbon dioxide
B. water
C. energy
D. oxygen
Answers
What is a reproductive strategy?
a.) The way that a species creates offspring b.)The way that an organism hunts for food c.)The number of alleles an organism passes on d.) The DNA that is passed onto an offspring
Answers
Answer:
I am pretty sure that the answer is (a) The way that a species creates offspring.
Explanation:
The term reproductive strategy is loosely used to refer to the way an animal mates and/or raises offspring.
Which type of cyclin would control the cell cycle in a person with the flu?.
Answers
Cyclin D type would control the cell cycle in a person with the flu. Cyclins are a type of protein that is involved in regulating the progression of the cell cycle. The concentration of cyclins fluctuates throughout the cell cycle, activating cyclin-dependent kinases (CDKs) that control cell cycle transitions.
Cyclin is a protein that is present in cells during the cell cycle and regulates the progression of the cell cycle. Cyclin concentration fluctuates during the cell cycle and activates cyclin-dependent kinases (CDKs) that control cell cycle transitions.Cyclin D type controls G1 phase of cell cycle. The presence of Cyclin D regulates the CDKs, which leads to the transition of cells from G1 to S phase.
Cyclin D is responsible for driving the cell cycle into G1 phase and its absence would stall the cycle at the G1 checkpoint. The most prevalent cyclin D isoforms are cyclin D1, cyclin D2, and cyclin D3. The activation of Cyclin D leads to the activation of CDK4/6 which then moves to the nucleus to phosphorylate RB1 (Retinoblastoma protein) and allows the progression of G1-S cell cycle phase. Cyclin D expression levels increase during the early stages of the flu virus infection. It plays an important role in the progression of cells through the G1 phase of the cell cycle.
To Know more about Cyclin D visit:
brainly.com/question/29459001
#SPJ11
Poison dart frogs live in the rainforest. They produce a poison by eating toxic fire ants. The only known predator is a snake, Liophis epinephelus. Which is most likely a density-independent factor that affects the poison dart population in the rainforest? clear cutting the rainforest limited food source susceptibility to disease increase in population of Liophis epinephelus
Answers
Answer:
Clear-cutting the rainforest
Explanation:
Density-independent factors of a population are factors that limit the size of a population irrespective of the density of the population.
A limited food source can only be defined by the size of a population, diseases will spread faster in high-density populations, and an increase in the population of a predator will cause a decrease in the population size of the predator's prey.
Clear-cutting of the rainforest means automatic destruction of the habitat of the poison dart frog's population, no matter the population size. Hence, clear-cutting of the rainforest is considered as the density-independent factor in this case.
Answer:
A.) clear cutting the rainforest
Explanation:
got it right on edge 2021
Match each term to its corresponding
description
Gene
Chromosome
DNA
Heredity
Hydrogen Bond
Traits
Nucleus
Nucleotide
Answers
Answer:
no question
Explanation:
Which of the following is NOT a somatic cell?
O Red Blood cells
Nerve cells
Sperm cells
O Bone Cells
Answers
Answer:
O Red Blood cells
Explanation:
The Universal Donor. O- blood type is the universal red blood cell donor because their red blood cells can be transfused into any patient, regardless of blood type. O- red cells must be used for trauma situations and other emergencies when the patient’s blood type is not known. O- red cells are also frequently used for babies and sickle cell anemia patients.
Brainliest?
Answer:
C. Sperm
Explanation:
A somatic cell is any cell of the body except sperm and egg cells. Somatic cells are diploid, meaning that they contain two sets of chromosomes, one inherited from each parent.Earth Cycles Deep Practice 1 Question
Answers
Answer:
Put most plainly, it's timezones.
Explanation:
Lalitha lives in India. Since it is so far away, she is in a completely different time zone than Crystal.
What happens to the pressure of a gas if the volume of gas is
increased at a constant temperature?
Answers
Answer: If the volume of a gas is increased at a constant temperature, the pressure of the gas decreases.
Explanation:
The relation between variation in volume and variation in pressure of a gas at a constant temperature is given by Boyle's Law which states that: The product of pressure and volume of a mass of a contained gas is constant at a constant temperature.
That is,
Pressure (P) x Volume (V) = constant (k)
[when the temperature (T) is constant; k ≠ 0.]
Or, P = \(\frac{k}{V}\)
That is, pressure varies inversely with volume or an increase in volume at a constant temperature causes a decrease in the pressure of the gas.
Detailed answer:
Gas molecules are always in random motion, and the pressure of a gas is defined as the pressure exerted by these moving gas molecules on the walls of the container as they undergo collisions with the walls of the container. The volume of a gas is defined as the three-dimensional space occupied by all the gas molecules in the container at a particular temperature and pressure. Thus, when the volume increases keeping the temperature constant (thus no change in kinetic energy of the molecules occurs due to temperature), the molecules get more space to move around. Thus the pressure exerted by the molecules on the walls of the container decreases.Can a skin cell divide to produce a muscle cell
Answers
Explain what camouflage and mimicry are. Use an example to illustrate your answer.
Answers
Camouflage is a type of adaptation where an organism has evolved to blend in with its surroundings in order to avoid detection by predators or prey. Mimicry, on the other hand, is when an organism evolves to imitate the appearance or behavior of another organism in order to deceive predators or prey.
How to tell mimicry and camouflage apart?Camouflage can take many forms, such as coloration, patterns, or shape. For example, a chameleon is known for its ability to change its color to match the environment it is in, making it difficult for predators to spot.
Mimicry can be either Batesian or Müllerian. Batesian mimicry occurs when a harmless species evolves to look like a harmful species, such as a non-venomous snake that looks like a venomous one. Müllerian mimicry occurs when multiple harmful species evolve to look like each other, making it easier for predators to recognize and avoid them.
An example of camouflage is the Arctic hare, which is white in the winter to blend in with the snow and brown in the summer to match the tundra. This helps the Arctic hare avoid detection by predators such as wolves and foxes.
An example of Batesian mimicry is the viceroy butterfly, which looks very similar to the monarch butterfly. Monarch butterflies are toxic to predators due to the presence of a chemical called cardenolides, which they obtain from eating milkweed plants as larvae.
Learn more on camouflage and mimicry here: https://brainly.com/question/3145060
#SPJ1
The process that makes ethanol by converting in ADH into NAD+ to keep glycolysis running under anaerobic conditions is called_____And why is it not called the Calvin cycle
Answers
Answer:
Krebs cycle is the answer
8 Galileo Galilei discovered that the planet Venus
had phases like the moon. Which provides
evidence for Venus's phases?
F The sun orbits Venus.
G Venus has a moon like Earth.
H Venus orbits Earth.
I Venus orbits the sun.
Answers
Answer:
I. Venus orbits the sun...
Explanation:
Answer:
venus orbits the sun
hope this helps
have a good day :)
Explanation:
Which of thee et of eukaryote would contain the greatet amount of diverity and variation?
a. Eukaryote in the ame kingdom
b. Eukaryote in the ame cla
c. Eukaryote in the ame family
d. Eukaryote in the ame pecie
Answers
The most diversity and variation would be found in eukaryotes of the same species.
There can be a vast variety of genetic diversity and physical feature variation within a single species. Individuals within the same species may differ in terms of their size, shape, color, and behavior, for instance.
As we advance up the classification system, the diversity and variance get less and less when we compare different levels of the classification, such as kingdom, class, or family. This is due to the fact that species at higher levels have evolved differently and have less in common with one another.
know more about diversity here
https://brainly.com/question/7063191#
#SPJ4
The set of eukaryotes in the same species would contain the greatest amount of diversity and variation. So the correct option is d.
Species is the most specific taxonomic category among the options given (kingdom, class, family, and species). Organisms within the same species share a high degree of genetic similarity but can still exhibit considerable diversity and variation. This diversity can arise through various mechanisms such as genetic mutations, genetic recombination, and environmental factors. Different individuals within a species can possess different traits, variations in gene expression, or variations in their genetic makeup, contributing to overall diversity within the species.
Among the given options, eukaryotes in the same species would contain the greatest amount of diversity and variation. While organisms within a species share genetic similarities, they can still exhibit variations in traits, gene expression, and genetic makeup, contributing to overall diversity.
To know more about genetic mutations.
https://brainly.com/question/28700250
#SPJ11
The earthquakes experienced in California are related to tectonic plates because these catastrophic events are the result of -
a
two tectonic plates sliding past each other.
b
tectonic plates melting as they slide into the mantle.
c
tectonic plates being weathered over time.
d
two tectonic plates pulling away from each other.
Answers
Answer:
A when two tectonic plates slide past each other.
Explanation: this answer is the most accurate because when two plates slide past each other they make a fault in the earth which creates an earthquake.
Imagine you are a science writer who is writing a series of articles to tell people about your local natural resources. Use the information you gathered to write a 300- to 500-word article about the natural resource you chose. Explain why people should be interested in the resource, why it is found in your area, and how and why its supply is changing.
Answers
Answer:
The natural resource I have chosen to write about is the rich mineral deposits found in the mountains surrounding my hometown. The area is home to a variety of minerals, including gold, silver, copper, and iron.
People should be interested in these mineral resources for a number of reasons. For one, these minerals have played a critical role in human history, from the ancient Egyptians who used copper to create tools and weapons, to the gold rush that fueled the expansion of the American West. In modern times, these minerals are essential components of many of the technologies we use every day, from smartphones to solar panels.
The presence of these minerals in our area is due to the geological processes that created the mountains. Millions of years ago, tectonic activity caused magma to rise to the surface, creating mineral-rich veins that were subsequently exposed through erosion. These mineral deposits have been mined for centuries, with some of the oldest mines in the region dating back to the 16th century.
Despite the long history of mining in the area, the supply of these minerals is not infinite. The high demand for these minerals, combined with the finite nature of the resources, has led to increased pressure to extract them as quickly and efficiently as possible. This has led to concerns about the environmental impact of mining operations, as well as the potential for conflict over control of these valuable resources.
To address these concerns, efforts are being made to develop more sustainable and responsible methods of mining. This includes implementing practices that minimize the impact on the environment, such as using water and energy more efficiently, and finding ways to reuse or recycle the materials used in mining. Additionally, there is a growing interest in developing alternative sources of these minerals, such as through urban mining or the use of biotechnology.
In conclusion, the mineral resources found in the mountains surrounding my hometown are a fascinating and valuable part of our natural heritage. As we continue to rely on these minerals for the technologies that power our lives, it is important to be mindful of the impact of our actions on the environment and on the communities that rely on these resources. By working together to develop more sustainable and responsible practices, we can ensure that these minerals continue to benefit us for generations to come.
Explanation:
What are the set of microtubules which move to opposite ends of the cell to aid in cell division called?.
Answers
There are two centrioles located within that centrosome. Additionally, centrioles are real substances made of microtubules. Additionally, those centrioles are crucial for cell division. Therefore, those centrioles move to the opposing ends of the nucleus when the cell is about to divide.
What is the term for the movement of centrioles to the opposing ends of the cell?During prophase, the centrioles shift to the cell's opposite poles and begin to release microtubules that connect to the chromosomes. The chromosomes split apart and migrate to the opposite ends of the cell along the microtubules during anaphase. The chromosomes, which have already replicated their DNA and are oriented across the middle of the cell, are attached to the microtubules as mitosis continues. After then, the spindle tubules shorten and migrate in the direction of the cell's poles. The one copy of each chromosome is pulled along by them as they migrate to the opposing poles of the cell.
To learn more about 'centrioles' refer to
https://brainly.com/question/18592822
#SPJ4
A substitution mutation occurred and changed the 5th base in the DNA from a C to a T. Write the sequence of RNA codons that would result from this kind of mutation. **Separate each codon with a space. TACACGCAATTACCAGGGTAGCCATTGATT
Answers
The sequence of RNA codons resulting from the substitution mutation that changed the 5th base in the DNA from a C to a T is AUGUGCGUUAUCCAGGGUAGCCAAUUGA.
In DNA, the base C (cytosine) pairs with G (guanine), while in RNA, the base C pairs with G. However, due to the substitution mutation, the original C is replaced by a T (thymine) in the DNA sequence.
In RNA, thymine is replaced by uracil (U). Therefore, the RNA codons corresponding to the mutated DNA sequence can be derived by replacing each T with U and maintaining the sequence order.
The original DNA sequence TACACGCAATTACCAGGGTAGCCATTGATT would have the corresponding RNA codons AUGUGCGUUAUCCAGGGUAGCCAAUUGA. Each codon consists of three bases and represents a specific amino acid or a start or stop signal in the translation process of protein synthesis.
It's important to note that the given DNA sequence is provided as a single continuous string, and without additional information about the reading frame or specific gene sequence, it is not possible to determine the precise protein sequence or the functional implications of the mutation.
For more such answers on RNA
https://brainly.com/question/13939644
#SPJ8
What causes variations within a population?
Answers
Answer:
could be wrong but
Explanation:
genes, genes cause people/animals to be different from each other
Tiktaalik was a prehistoric fish that was an ancestor to modern tetrapods. It shared anatomical features with tetrapods (e.g., four limbs) and fish (e.g., gills, scales). With these features, Tiktaalik could be best described as a(n)...? (1 point)
Answers:
1. reptile.
2. amphibian.
3. transitional form.
4. fossil.
Answers
With these features, Tiktaalik could be best described as a transitional form. The correct option to this question is 3.
Characteristic Tiktaalik is the name of a group of extinct sarcopterygian (lobe-finned) fishes from the late Devonian period. These fishes shared many characteristics with tetrapods (four-legged animals), including many of their characteristics. It is an illustration of how many lineages of extinct sarcopterygian fish evolved adaptations to the oxygen-poor shallow-water habitats at that period, which fueled the evolution of amphibians. In Ellesmere Island in Canada's Nunavut Territory, wonderful fossils were discovered in 2004.To tetrapods what Archaeopteryx is to birds, Tiktaalik is a transitional fossil.Tiktaalik limb, gazing from fin to shoulder fish, fish gills, and fish scales are some of its tetrapod-and-fish hybrid traits.For more information on Tiktaalik kindly visit to
https://brainly.com/question/10138798
#SPJ1
Women make up 46% of this class qualitative or quantitative?
Answers
Answer:
Examples of qualitative characteristics are gender, race, genotype and vital status. Qualitative variables are also called categorical variables. Unfortunately, it gets a little more complicated. You might think of a quantitative variable as one that can only be recorded using a number.
Organisms that make their own food are called ____________.