Answer:
that animals and humans are really closely related, as well as that helping treat animals with diseases can help treat humans with the same disease, The questions that raise in her mind is that physicians and veterinarians are similar but physicians only work with humans and veterinarians work with all kinds of different animals.
Explanation:
Dr. Natterson-Horowitz realized through her diverse work experience that human and animal health are closely connected. She wondered why there wasn't more collaboration between medical doctors and veterinarians. Her observations led to the discipline she calls 'Zoobiquity' which advocates for interconnected study of human and animal health.
Dr. Barbara Natterson-Horowitz, a cardiologist at UCLA and consultant at the Los Angeles Zoo, came to a profound realization that the health issues encountered in humans are not just confined to our species, but are widespread among animals as well. This raised a pivotal question in her mind: 'Why aren't medical doctors and veterinary doctors collaborating more closely?'
This realization led her to a new discipline she calls 'Zoobiquity'. In her work, she identified various diseases and conditions that are common to both humans and animals such as breast cancer, obesity, heart failure, and even mental health disorders. Her findings emphasized the need for interdisciplinary studies linking human and animal health, under the One Health initiative.
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Betta splendens is a common pet. In the wild, most males are red and most females are brown. However, breeders have bettas in a variety of sizes, shapes, and colors, as shown below.
Which term best describes the development of the bettas sold in pet stores?
A:artificial selection
B:natural selection
C:acquired trait
D:population genetics
The term that described the development of the bettas sold in pet stores should be artificial selection.
What is artificial selection?It refers to the selection where the human identification should be done that represents the traits in the plant & animals. Also, the steps should be taken for enhancing the traits in the future generations.
Since betta splendens should be the common pet. So here the artificial selection should represent the creation of the bettas that need to be sold in the pet stores.
Therefore, the option A is correct.
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Which organism in this diagram is a tertiary consumer?
A. Shrimp
B. Phytoplankton
C. Person
D. Salmon
In the analyzed diagram, Salmon serves as the tertiary consumer due to its position as a predator of smaller fish, which are secondary consumers. This places Salmon at the top of the food chain. Here option D is correct.
Salmon is the tertiary consumer in the diagram:
1. Understanding Tertiary Consumers:
Tertiary consumers are organisms that eat secondary consumers. Secondary consumers, in turn, eat primary consumers, which eat producers (like phytoplankton).
Tertiary consumers are often at the top of the food chain and can be apex predators, meaning they have no natural predators themselves.
2. Analyzing the Diagram:
Shrimp: These are primary consumers as they directly eat phytoplankton, the producers.
Phytoplankton: These are producers that make their own food through photosynthesis.
Person: Humans are omnivores, meaning they eat both plants and animals. In this diagram, however, there's no indication of what the person eats. Considering the information presented, we can't definitively place them as tertiary consumers.
Salmon: These are large fish predators that mainly eat smaller fish, which are typically secondary consumers. Therefore, the salmon occupies the third level in the food chain, making them tertiary consumers.
Based on their position in the food chain and feeding habits depicted in the diagram, Salmon is the organism that fits the definition of a tertiary consumer. Here option D is correct.
Which statement describes the tropical climate zone?
It extends towards the south of the equator only.
It extends towards the north of the equator only.
It extends only a few miles on both sides of the equator.
It extends about 1600 miles on both sides of the equator.
Answer:
The correct option is D) It extends about 1600 miles on both sides of the equator.
Explanation:
A tropical climate can be described as regions of the Earth where the mean temperature remains greater that 18 degrees Celsius during all the twelve months of the year.
A tropical climate is also known as 'equatorial', because places found on or close to the Equator are typically tropical: they're warm and wet. The tropical zone includes the Amazon Basin of Brazil, West Africa's Congo Basin and the rainforests of Malaysia and Indonesia.
Answer:
d
Explanation:
Why do frogs croak, what makes them croak, and is it used for mating?
Answer:
they croak to show agresion
Explanation:
b/c they use it to pretect females
1. The male frogs croak to attract female frogs so that they can mate.
2. Frogs croak by moving air over their vocal cords and causing them to vibrate.
3. Definetly
A gene has the base sequence TAC CG. Give an example of a point mutation on this gene.
Answer: An example of point mutation on the gene is TGC CG.
Explanation: Mutation is a permanent alteration in the nucleotide sequence of a DNA. Point mutation is a type of mutation in which there is a change in only one nucleotide molecule in a DNA sequence. A point mutation can occur at any point in the nucleotide sequence of a DNA and can be as a result of replacement of one nucleotide molecule by another. For example, in the the sequence TAC CG, any of the nucleotides can be replaced by another nucleotide such as in TGC CG, Adenine is replaced by Guanine.
What are the four main components of Darwin’s theory of evolution?
Answer:
There are four principles at work in evolution—variation, inheritance, selection and time. These are considered the components of the evolutionary mechanism of natural selection.
Explanation:
Answer:
Sample Response: Darwin concluded that organisms become different over time and that all organisms have common ancestors. He also stated that the evolution of a population occurs slowly over an extended period of time and that natural selection is the process that drives evolution.
Explanation:
Before cells divide their DNA replicates to form two identical copies. Is it always a good thing for the
DNA to be copied accurately? Why or why not?
Answer:
we often yhink of mutations as a negative thing, but that isn't always the case. these errors, or changes in DNA, are essential to evolution. usually they're neither good or bad, just different. alleles are what make us unique such as our hair color, skin color, height, etc
Explanation:
Which abiotic factor in tropical forests do boreal forests lacks
Answer:
They are cooler and drier than tropical rain forests. Abiotic factors, or nonliving factors, of a temperate rain forest include temperature, water, cloud cover, soil and light. These abiotic factors interact with biotic, or living factors, to form the rain forest's unique ecosystem.
The tropical rainforest biome is made of tall trees and has a wet climate type. The Boral forest is temperate forest biomes and has cool climate.
The tropical forest has a higher leaf litter and the sunlight is available in less quantity. The boreal has less leaf litter and more sunlight. Hence the tropical forest has a high quantity of humus and more organic matter as compared to the boreal forests.Learn more about the factor in tropical forests do boreal forests lack
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In the ecological pyramid, organism A represents a
Answer:
In an ecological pyramid, organism A usually represents a producer as it is the first part of a pyramid. Each food chain or food web begins with a producer. This is because producer organisms are able to produce their own food and hence bring in the energy for a food chain or a food web. Hence, it organism A is the first part of an ecological pyramid, then it will be producers which produce their food.
8. Which of these is a behavioral adaptation?
A) A hognose snake pretends it is dead to trick
a predator. B) A frog's light-colored belly makes it harder
for a predatory fish to see it against sunlight
on the water surface.
C)The scarlet king snake looks very much like
the poisonous coral snake. D) A treehopper on a leaf or twig resembles
a thorn.
Answer:
A) A hognose snake pretends it is dead to trick a predator.
Explanation:There is behavioral adaption and structural adaption. Behavioral adaption are actions animals take in order to survive their environments such as hibernation or migration. Structural adaption is a characteristic in a plant or animal's body that helps it to survive its environment such as camouflage. Answers B, C, and D are all examples of structural adaption.
A) the hognose snake one
explain how a fossil from a plant or an animal that lived in a warm environment could be found in Antarctica
Answer:
Plate tectonics
Explanation:
The reason why a fossil of plant from a plant or an animal that once lived in a warm climate can be found in present day cold Antarctica is due to plate tectonics.
Plate tectonics suggests that the earth is broken into series of slabs called lithosphere that moves on top of a weak and ductile asthenosphere.
The present day position of the different plates on earth are not the original position according to the precepts of this theory. Antarctica was further up several millions of years ago. Plate tectonics theory is highly putative and gives more insight into how the earth system works. Antarctica was close to the equatorial region rather than being polar as we know it today. Over the cause of its journey, it has moved relatively to its new position. The jointed land masses before they broke up will have similar fossil records.Fossils from warm environments reach Antarctica due to continental drift, past warm climates, and subsequent geological changes over time.
Fossils from plants or animals that lived in warm environments can be found in Antarctica due to the process of continental drift and past climate changes. Millions of years ago, Antarctica was not covered by ice and was situated much closer to the equator within a larger landmass called Gondwana.
During periods of warmer climates in Earth's history, Antarctica supported diverse ecosystems with lush vegetation and abundant animal life. As plants and animals died, their remains were buried by sediment, preserving them as fossils over time.
Subsequent tectonic movements caused Antarctica to drift southward and become increasingly cold, leading to the formation of glaciers and the eventual ice cap that covers the continent today. However, fossils of ancient plants and animals remain preserved within the rock layers of Antarctica, providing valuable insights into its past climate and environment.
Thus, the presence of fossils from warm environments in Antarctica is evidence of the continent's geological history and the changes it has undergone over millions of years.
What two features would make humans good index fossils????
A population of black bears depends on salmon from a stream for food. If a drought causes the stream to run dry one year, how will this likely impact the black bear population? A. The population's size will increase. B. The population will thrive on new species of fish. C. The population will be unaffected. D. The population's size will decrease.
During ___ the cell uses information from messenger RNA to produce proteins
Answer: Translation
Explanation: Translation is a process in which the genetic information encoded in an mRNA molecule is used to make proteins. Translation occurs in the ribosome. The mRNA contains codons which codes for particular amino acids. These codons are read by the ribosome one at a time while the transfer RNA fetches the corresponding amino acid and attaches it to the growing polypeptide chain. Amino acids are monomeric units of proteins. The amino acids sequence produced undergoes some modifications and packaging to form protein.
Final answer:
During translation, the cell uses mRNA to produce proteins. mRNA carries instructions for protein synthesis from the DNA to the ribosomes. Ribosomes read the mRNA in sets of three bases called codons.
Explanation:
During translation, the cell uses information from messenger RNA (mRNA) to produce proteins. mRNA carries the instructions for protein synthesis from the DNA in the cell nucleus to the ribosomes in the cytoplasm. With the help of ribosomes and transfer RNA (tRNA), the mRNA is read in sets of three bases called codons, and each codon codes for a specific amino acid. This process ensures that proteins are made when needed in the cell.
Calculate 0.1 M CaCl2
What is microevolution?
changes in a population's allele frequencies
major changes in populations over a long time
genetic changes among and within populations
evolution of new species
Answer:
genetic changes among and within populations
Explanation:
Microevolution occurs when there are changes in gene frequency within a population over a short period of time. Microevolution specifically refers to changes within a population, a population being a group of organisms that breed with each other.
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Which of these is a benefit of fish farming?
Answer:
c) It provides an alternate source of seafood
Explanation:
Options:
A) It depletes native fish populations
B) It poses a risk of disease for wild stocks
C) It provides an alternate source of seafood
D) It pollutes natural bodies of water
Fish farming is a method in which a specialist, usually a biologist, breeds freshwater or marine fish species in large quantities (in-vitro) in big tanks with the aim of selling these fish for food. In many cases, biologists manipulate these fish to get bigger and healthier fish, which in turn will produce more economical gain.
The main advantage of this method is that it provides an alternative source of seafood as, due to overexploitation, conservationists have detected a significant decline on fish populations in the ocean and in freshwater ecosystems.
Epithelial cells neurons blood cells muscle cells conduct electrical impulses; allow body to react to stimuli
Answer:
Neurons are responsible for the conduction of electrical impulses that allow body to react to stimuli. Neurons are basic structural and functional unit of nervous system. Neurons consist of three body parts i. e. Dendrites, a cell body and axon. Neurons transmit data or information from nervous system to the organs and from organs to nervous system. There are three types of neurons i. e. sensory neurons, motor neurons and interneurons.
True or False The color-coded world map is used to explain the age of the Atlantic ocean floor( crust )
The given statement is true.
Explanation:
Crust refers to the top most upper layer of the earth's surface. Crust consists of two parts: SIAL and SIMA. Sial comprises Silicon and Auminium whereas Sima comprises Silicon and Magnesium. Sima is heavy in weight and sial is lighter in weight. Sima floats on Sial. Crust is of two types: Continental and Oceanic crust.
Atlantic ocean is the second largest ocean in the world. The age of the sea floor which is made up of materials erupted from volcanic explosion. Mid oceanic ridge formed due to volcanism and create a thick bed in the sea floor. By using color coded map deep to light shaded age of the ocean floor can be determined.
The color-coded world map is not specifically used to explain the age of the Atlantic ocean floor (crust), but it can provide a visual representation of the distribution of land and oceanic areas. The Atlantic Ocean is formed through plate tectonics, where the oceanic crust is moving apart along the mid-Atlantic ridge, creating new and relatively young oceanic crust.
Explanation:The color-coded world map is not specifically used to explain the age of the Atlantic ocean floor (crust). Instead, the age of the oceanic crust is determined through other geological methods. However, the map mentioned in the question, which shows Earth's crust and ocean floor, can provide a visual representation of the distribution of land and oceanic areas.
The Atlantic Ocean is one of the major ocean basins on our planet. It is formed through plate tectonics, where the oceanic crust is moving apart along the mid-Atlantic ridge. This process creates new oceanic crust, which is relatively young compared to the age of the Earth.
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1.Where are red blood cells formed and destroyed?
Answer:
Red blood cells are formed in the bone marrow and destroyed in macrophages.
Explanation:
Ben made the following bar graph shown to represent the relative distances of four different astronomical bodies from Earth.
The title of the bar graph is Distance of Bodies in Space from Earth. Four bars are labeled A, B, C, and D. Bar C is the shortest. Bar D is about three times the size of bar C. Bar A is about six times the size of bar C. Bar B is about eight times the size of bar C.
If A represents the sun, which of the following could be represented by C and D?
C could be Venus, and D could be the moon.
C could be Uranus, and D could be the moon.
C could be the moon, and D could be Venus.
C could be Uranus, and D could be Venus.
Answer:
C could be the moon, and D could be Venus.
Explanation:
Now let's take in consideration that the bar graph represents the distances of the different astronomical bodies relative to the Earth.
You have the following astronomical bodies:
Sun
Moon
Venus
Uranus
Now think about the actual distances of these bodies from Earth.
Among all, the moon is the closest, so this means that the shortest bar would be the moon.
Moon is C.
Again, let's see what else is given. It says that A is the sun, so it is about six times the size of bar C, while Bar D is three times the size of bar C. This makes Bar D the second shortes bar. So among the bodies given, Venus is the next closest. This means that Bar D is venus.
Explanation:
c could be the moon and d could be Venus
super sigma
4. Propose a design for another experiment that tests moth phenotypes in
a forest where there are no predators. The limiting factor is food availability
for caterpillars (baby moths) and caterpillars with larger mouthparts are
able to obtain food faster. What data would researchers need to collect in
this experiment to show how natural selection affects the moth populations?
Answer:
To test the phenotypes of the moths , we will design an experiment in which we will count the number of caterpillars at the time of birth along with the baby moth which have large mouth parts and those which do not have large mouth parts.
After time, t, when the moths grow we will again count the number of large mouth moths and the number moth which had a small mouth to check which of them were better adapted to survive in the environment where food was the limiting factor.
Final answer:
To test how natural selection affects moth populations with caterpillars of different mouthpart sizes in food-limited environments, researchers would measure mouthpart size, food consumption rates, and reproductive success, expecting directional selection to favor larger mouthparts.
Explanation:
To test how natural selection affects moth populations in a forest where predators are absent but where the limiting factor is food availability for caterpillars, researchers could design an experiment where caterpillars with varying mouthpart sizes are observed.
First, researchers would measure and record the mouthpart size of each caterpillar in the population. Then, they would monitor the rate at which caterpillars with different mouthpart sizes consume food. The availability of food would be controlled to simulate scarcity, thereby exerting a selection pressure on the caterpillars.
The main data collected would include the mouthpart size of the caterpillars, the speed and efficiency of food consumption, survival rates, growth rates to adulthood, and the reproductive success of moths with different sizes of mouthparts. As caterpillars with larger mouthparts should be able to obtain food faster and thus have a selection advantage, researchers would expect to see an increase in the frequency of this phenotype in subsequent generations.
Over time, if caterpillars with larger mouthparts survive and reproduce more successfully, it would be evidence of directional selection favoring a certain phenotype due to the environmental pressure of limited food availability.
What is in a bacterial cell
Answer:
It contains enzymes, nutrients, wastes, and gases and contains cell structures such as ribosomes, a chromosome, and plasmids.
Explanation:
Answer:
IT is
Explanation:
It is a gel-like matrix composed of water, enzymes, nutrients, wastes, and gases and contains cell structures such as ribosomes, a chromosome, and plasmids. The cell envelope encases the cytoplasm and all its components. Unlike the eukaryotic (true) cells, bacteria do not have a membrane enclosed nucleus.
what kind of cells have chloroplasts?
Answer:
Plant cells
Explanation:
Answer:
plant cells
Explanation:
chloroplasts use the energy form the sun and oxygen and CO2 and other materials to make glucose (sugar) to feed themselves. this is impossible without the chloroplasts. Animals do not have chloroplasts because they go around eating other plants which already have the sugar in them.
Which materials are excreted through sweat glands in the skin?
Answer:
Sweat glands remove waste by secreting water, nitrogenous waste, and sodium salts. Sweat glands also regulate temperature.
Which of the following is considered to be the broadest taxonomic division?
A.
Phylum
B.
Domain
C.
Kingdom
D.
Family
Answer:
B. Domain
Explanation:
The broadest group is Domain which consists of Eukarya which includes the organisms that most people are most familiar with-all animals, plants, fungi, and protists
Answer:
The Answer: Domain
Explanation:
how are sea cucumbers different from other exhinoderms
Answer:
Like all echinoderms, sea cucumbers possess both a water vascular system that provides hydraulic pressure to the tentacles and tube feet, allowing them to move, and a haemal system.
Answer: They are soft bodied and their leathery skin lack spines. They also have wart type things on their body.
Explanation:
If it takes 5 seconds for you to do 1000J of work, what is your power output?
Answer: 200 watts
Explanation:
Power is simply the ability to do work. In essence, power is workdone per unit time.
So, Power = Workdone / time taken
In this case, time taken = 5 seconds
Workdone = 1000Joules
Power output = 1000 joules ➗ 5 second
= 200 watts (power is measured in watts)
Thus, your power output is 200 watts
Question 3 of 10
2 Points
What term is used to describe how well an organism functions in its
environment?
O
A. Evolution
O
B. Selection
O
C. Fitness
O
D. Variation
SUBMIT
Answer:
The answer is C. Fitness
How do some of non-resistant bacteria become antibiotic-resistant
When an antibiotic is given for a non- resistant bacteria it inactivates or kills the bacteria however some microbes do not die and survive and multiply and pass the infection to other people making the bacteria antibiotic resistant.
Explanation:
The antibiotic resistant bacteria are those that are able to resist the effect of antibiotic and renders them ineffective that was once able to kill or inactivate bacteria.
While antibiotic non-resistant bacteria are those that are not able to resist the effect of antibody.
The reason some non-resistant bacteria becomes resistant is that a mutation in the nonresistant bacteria may occur or continuous exposure of the antibiotic would make it resistant to it.
Every time an antibiotic is taken for some bacterial infection it kills the bacteria but some that survive become resistant and grow in numbers and get transfer to other people causing them to be antibiotic resistance. The infection transfer to other people would not be treated by once used antibiotic as the microbe has become resistant.
During the cell replication due to some mutation caused they get resistant to antibiotic by a process called selective pressure.