Observing a human tissue sample under a microscope would be an example of what division of anatomical study?
Answers
Answer: Histology is the study of the microscopic anatomy of cells and tissues of plants and animals. It is performed by examining a thin slice (section) of tissue under a light microscope or electron microscope.
Explanation:
Related Questions
Can you determine the temperature at which two unknown substances change states?
Answers
Answer:
Boiling point is the temperature at which a substance changes from liquid → gas. Scientists determine melting or boiling point by heating a small sample of the substance, keeping careful track of the temperature the entire time. When they see a solid melt, they record the temperature as the melting point.
The illustration shows a representative food web found in the marine environment. Consider the phytoplankton at the base of the food web. How does the energy that it needs to survive originally enter the food web?
The energy comes from the baleen whales.
The energy comes from the carnivorous zooplankton.
The energy comes from the krill.
The energy comes from the sun.
Answers
Answer: It comes from the sun
Explanation: the sun may not be on the food web but that is where it starts due to photosynthesis
What important gas do we take in when we breathe
Answers
Answer:
oxygen
Explanation:
we breath in oxygen and release carbon dioxide
hope this helps :)
why does the c horizon most resemble the parent material? please explain in detail.
Answers
Answer:
?
Explanation:
genotype and phenotype
looks fast, i just don't understand and the teacher wont help
Answers
Answer:
A genotype refers to the genetic characteristics of an organism. A phenotype refers to the physical characteristics. For example, having blue eyes is a phenotype; lacking the gene for brown eyes is a genotype.
what energy can be generated out from the volcano?
Answers
Answer:
geothermal energy
Explanation:
volcanic geothermal energy, the heat comes from "supercritical water." The researchers explained that energy from so-called supercritical water is much higher than conventional geothermal steam. When molten rock and water meet, the extreme heat and pressure bring water to a "supercritical" state, where it is neither liquid nor gas.
round seeds (r) are dominant to wrinkled seeds (r), and yellow seeds (y) are dominant to green seeds (y). what is the expected phenotypic ratio of a cross between an rryy and an rryy individual? group of answer choices
Answers
The expected phenotypic ratio of a cross between an rryy and an rryy individual is 3:1.
Here, correct option is A.
The expected phenotypic ratio of a cross between an RRYY and an RRYY individual is 3 round and yellow, 1 round and green, 1 wrinkled and yellow, and 1 wrinkled and green. This is due to the dominance of round and yellow over the other two phenotypes.
Round is dominant over wrinkled, and yellow is dominant over green. Therefore, all of the offspring will be either round and yellow, or wrinkled and green, since those are the only two possible phenotypes that can be produced when both parents are RRYY.
The 3:1 ratio is due to the fact that there is a 50% chance of the offspring inheriting either the R or the r allele, and a 50% chance of inheriting either the Y or the y allele.
Therefore, correct option is A.
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complete question is :-
round seeds (r) are dominant to wrinkled seeds (r), and yellow seeds (y) are dominant to green seeds (y). what is the expected phenotypic ratio of a cross between an rryy and an rryy individual? group of answer choices
A. 3:1
B. 2:2
C. 4:2:1
D. 4:1
Which of the
following is NOT true about facilitated diffusion?
it is a form of passive transport
it moves molecules from high concentration to low concentration
D
it requires the use of a channel protein
o It requires energy
Question 4
2 pts
Answers
Answer:
high concentration to low and uses the channel protein
The statement that is NOT true about facilitated diffusion is: It requires energy.
Facilitated diffusion refers to the diffusion of solutes/ions across biological membranes from an area of higher concentration to an area of lower concentration Facilitated diffusion occurs through transport proteins found in the plasma membrane. Transport proteins involved in facilitated diffusion include channel proteins (e.g., aquaporins), gated channel proteins (ion channels), and carrier proteins (e.g., uniporters). Facilitated diffusion does not require energy molecules (e.g., ATP molecules) to transport molecules across biological membranes, whereas active transport requires energy to move substances move against a concentration gradient.Learn more in:
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Calculate the actual length of the mitochondrion in um. Show ALL working.
Answers
((SIMPLE QUESTION 15 POINTS))
If a man with type BO blood has a child with a woman that has type AB blood, what is the probability that their child will have type AB blood?
a)25%
b)50%
c)75%
d)100%
Answers
Answer:
25%
make a punnet square
The diagram shown represents the fluid mosaic model of a plasma membrane. What do letters X and Y indicate?
a.
X indicates nuclei and Y indicates ribosomes
b.
X indicates pores and Y indicates cellulose
c.
X indicates proteins and Y indicates lipids
d.
X indicates lipids and Y indicates proteins
Answers
Answer:
X indicates proteins and Y indicates lipids
The membrane's fluidity and elasticity are provided by the phospholipid bilayer. The cell membrane also contains trace amounts of carbohydrates. Thus, option C is correct.
What is the fluid mosaic model?According to the fluid mosaic theory, the cell membrane is made up of several continually moving components, including phospholipids, cholesterol, and proteins.
This movement aids the cell membrane in preserving its function as a partition separating the interior and exterior cell surroundings.
Changes in membrane fluidity can affect how proteins are expressed, which receptors are visible on cell surfaces, and how cells operate.
The fluidity of the membrane at low temperatures depends on the ratio of saturated to unsaturated fatty acids.
Therefore, X indicates proteins and Y indicates lipids
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Binding of acetylcholine to ________ receptors causes ________ by opening channels that primarily permit sodium to permeate the membrane.
Answers
Binding of acetylcholine to nicotinic receptors causes depolarization by opening channels that primarily permit sodium to permeate the membrane.
Acetylcholine is a neurotransmitter that plays a vital role in signal transmission within the nervous system. Nicotinic receptors are a type of ligand-gated ion channels found in the neuromuscular junction and central nervous system. When acetylcholine binds to these receptors, it leads to a conformational change, causing the channel to open, this opening allows positively charged ions, such as sodium, to flow across the membrane. The influx of sodium ions creates a depolarization event, which is a shift in the membrane potential towards a more positive value, this change in the membrane potential brings the neuron closer to the threshold needed to generate an action potential, which is an electrical signal that propagates along the neuron's axon.
The action potential is crucial for transmitting information from one neuron to another, ultimately allowing for communication between different parts of the nervous system. In summary, the binding of acetylcholine to nicotinic receptors is a critical step in neuronal signal transmission, as it causes depolarization by opening ion channels that allow sodium ions to permeate the membrane. This process ultimately leads to the generation of action potentials and communication between neurons.
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Part 1: Cats Falling Out of WindowsFeline High-Rise Syndrome (FHRS) is the term used in medical cases of cats falling from balconies orwindows of high-rise buildings in urban areas. The cause of the fall in most cases happens when play, whenthe animal jumps from the window or over the balcony, when chasing a bird or insect, or it slips whilewalking on the edge of the balcony, railing or window.12This begs the essential question: Howdothenumberofinjuriespercatrelatetothenumberofstoriesacatfalls?
Answers
Answer:
Please see below
Explanation:
A trend becomes apparent as we observe the data about cats falling from a certain number of stories. From story one to eight, there is an increase in the number of injuries that the cat suffers. Although in the last category, stories 9 to 32 (grouped together) there is a lower number of injuries.
Why is the copernican revolution significant?
Answers
Answer:
it rejected the Church to believe and questioned church teaching. It also encouraged Galileo Galilei and Johannes Kepler to study further about the universe and its planets positions.
Explanation:
HELP
Which question can be used to evaluate reliability of a source
A Who is paid to do this research
B Is the author American
C is this data challenged by anyone in the public
D is this research relevant to me
Answers
Answer:
The answer is A.
Explanation:
the person who is paid obviously make the source reliable.
The question that can be used to to evaluate reliability of a source is : "is this data challenged by anyone in the public?"
Option (C) is correct.
It assesses the credibility of the data by considering whether it has been scrutinized, questioned, or challenged by members of the public or experts in the field. When multiple individuals or experts have reviewed and found the data to be accurate and valid, it increases the likelihood that the source is reliable.
Question C addresses a crucial aspect of source reliability. If data or information presented in a source is being actively challenged or critiqued by individuals in the public or experts within the relevant field, it indicates a healthy level of scrutiny and engagement with the content. A reputable and reliable source should be open to evaluation and discourse within the community it pertains to.
Challenging data indicates that it has undergone a peer-review process, which enhances the source's credibility. It's important to distinguish valid challenges from baseless ones, as a well-supported challenge reinforces the reliability of the source, while unsubstantiated claims may not.
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The complete question is:
A. “Who was paid to do this research?”
B "Is the author American?"
C “Is this data challenged by anyone in the public?”
D “Is this research relevant to me?”
Describe how the amount of light influences the rate of photosynthesis
Answers
Without enough light, a plant cannot photosynthesise very quickly - even if there is plenty of water and carbon dioxide and a suitable temperature. Increasing the light intensity increases the rate of photosynthesis, until some other factor - a limiting factor - becomes in short supply.
Which factor plays a central role in determining which of the brain's synapses will be eliminated and which will be maintained?
Answers
Answer:
The answer is "frequency with which they are activated".
Explanation:
Frequency refers to the number of consecutive repetitive events per unit time. It is measured in hertz (Hz), equivalent to a single event per second. The time is the number of one cycle in a recurrent event, and so the duration is the same for the frequency, hence the frequency at which they are triggered is a key determinant of the brain's connections to be eliminated and maintained.
Which of the following can evolve (according to thebiological definition of evolution)?A. a group of fir trees in OregonB. Earth’s climateC. a single fly as it develops from larva to adultD. a fossilized turtleE. you throughout your lifetime
Answers
Remember that by definition biological evolution is the set of changes in phenotypic and genetic characteristics of biological populations through generations. Note that evolution occurs within populations, not within a single individual. So we can conclude that the correct answer is:
Answer:A group of fir trees in Oregon
Transporter proteins bind their solutes in a hydrophilic pocket and then undergo a(n) change that switches the exposure of the pocket from one side of the membrane to the other.
Answers
Answer:
You can answer any of these options and you are going to get it right: conformational, structural, morphological, topological, conformation, structure, shape, or conformational shape.
Explanation:
Which answer choice has the correct information?
Group of answer choices
1 Ly = 9.5 trillion km,1 AU = Distance from Earth to Sun (150,000 million Km)
1 Ly = 9.4 trillion km; 1 AU = Distance from Earth to Moon (150,000 million Km)
1 Ly = 9.5 trillion miles,1 AU = Distance from Earth to Sun (150,000 million Km)
1 Ly = 9.5 trillion miles, 1 AU Distance from Earth to Moon (150,000 million Km)
Answers
Answer:
1 ly = 9433962264150.9 km
Evaluate the impact of human activities on air and water quality
QUICK PLZ IM ALMOST DONEEEEE
Answers
Answer:
its all bad
Explanation:
pollution is everywhere due to cars factorys and everything people do is bad
The reactants for photosynthesis, carbon dioxide and
are the products of cellular respiration, in addition
to ATP
Answers
Answer:
carbon dioxide and water
4. If eutrophication is severe, the water body may no
longer be able to support life. This is because the water
becomes depleted of____
due to the overactive_____________
that are decomposing the surplus of
decaying organisms, which died due to the__________.
The bacteria use the oxygen for__________.
.
Answers
Answer: becomes depleted of____
due to the overactive_____________
that are decomposing the surplus of
decaying organisms, which died due to the__________.
The bacteria use the oxygen for__________.
.
Explanation: Eutrophication sets off a chain reaction in the ecosystem, starting with an overabundance of algae and plants. The excess algae and plant matter eventually decompose, producing large amounts of carbon dioxide. This lowers the pH of seawater, a process known as ocean acidification.
What does God command Joshua to do in Joshua 1:8?
Answers
I believe God is telling Joshua to remember what he has read in the Bible and to study it day and night. Also to obey it and then he shall be wise and a successful man.
Write about the advantages of mushroom cultivation.
Answers
Answer: Mushroom cultivation has several advantages, including year-round production, sustainable farming practices, bio-remediation properties, culinary diversity, and cultural significance. Some other advantages of mushroom cultivation include its ability to be done in small spaces, its relatively quick harvest time, and its low water consumption compared to other crops.
Answer:
Benefits of Mushroom And Its Side Effects | Lybrate
Mushrooms are rich in proteins and dietary fibers but they are very low in carbohydrates and have negligible amounts of fat or cholesterol. Beta-glucans and chitin are the two types of dietary fibers present in mushroom and they help to increase satiety and reduce appetite.
What is the important in mushroom cultivation?
Compost provides nutrients needed for mushrooms to grow. Two types of material are generally used for mushroom compost, the most used and least expensive being wheat straw-bedded horse manure.
Tsunamis are often the result of underwater earthquakes. A tsunami can produce waves of up to 20 meters in height when they reach the shore, causing immense damage. Which of the following is a consequence of these catastrophic events?
Replenishment of the area’s water table
Loss of biodiversity as habitats are destroyed
Greater financial gain by the fishing industry
Secondary earthquakes that cause further destruction
Answers
Answer:
B
Explanation:
Answer:
B. Loss of biodiversity as habitats are destroyed.
Explanation:
For A, it wouldn’t make sense for the water tables to be replenished after a tsunami.
For C, fishing industries actually should have financial losses because of the tsunami, not many fish should be in the area.
For D, well tbh another earthquake shouldn’t happen, one earthquake following another yes would be catastrophic but isn’t very likely to happen. •_•
In other words, B makes the most sense and most reasonable.
Hope this helps, have a great summer! :D
10)
What is the global weather phenomenon characterized by unusually cold ocean temperatures in the Equatorial Pacific?
A)
La Niño
B)
El Niña
C
La Niña
El Niño
Answers
1. Bacteria. Two bacteria were placed in a dish. The number of bacteria quadruples every hour. There are now 131,072 bacteria in the dish. How many hours have passed since the original two bacteria we
Answers
To determine the number of hours that have passed since the original two bacteria were placed in the dish, we can use the fact that the number of bacteria quadruples every hour.
Starting with two bacteria, we can observe the progression:
Hour 1: 2 bacteria
Hour 2: 2 x 4 = 8 bacteria
Hour 3: 8 x 4 = 32 bacteria
Hour 4: 32 x 4 = 128 bacteria
Hour 5: 128 x 4 = 512 bacteria
Hour 6: 512 x 4 = 2048 bacteria
Hour 7: 2048 x 4 = 8192 bacteria
Hour 8: 8192 x 4 = 32768 bacteria
Hour 9: 32768 x 4 = 131072 bacteria
Therefore, it took 9 hours for the number of bacteria to reach 131,072.
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1. which of the following statement describe how the prokaryotic cells appear compared to the eukaryotic cells? A. the prokaryotic cells have cell membrane will the aquatic cells do not. B. the prokaryotic cells have a nucleus while the aquatic cells do not. C.the prokaryotic cells are much smaller than the aquatic cells D. the prokaryotic cells have cytoplasm and ecori attic cells do not.
2. Does a prokaryotic cell have a cell wall?
Answers
The prokaryotic cells appear much smaller than the aquatic cells when compared to the eukaryotic cells.
Prokaryotes are one of the oldest groups of living organisms on the planet, with fossil records dating back nearly 3.5 billion years. Prokaryotic cells are those that lack a true nucleus or membrane-bound organelles. These are microbes with one cell. Bacteria and Archaea are examples of prokaryotes, while cyanobacteria are examples of photosynthetic prokaryotes.
Eukaryotes are larger and more complex than prokaryotes. Except for Kingdom Monera, they include almost all of the major kingdoms.
Eukaryotes have a cell wall, which supports and protects the plasma membrane. The plasma membrane surrounds the cell and regulates the entry and exit of various substances.
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Which organism has the least visible postanal tail as an adult
Answers
Answer:
There are no choices, but i'm guessing Human?