Answer:
"Long, bitterly cold, dry winters and short, cool, damp summers define the boreal forest climate. The boreal forest is alive with activity. In the winter, their conical forms decrease snow buildup on branches, preventing them from breaking under the weight of the snow."
Explanation:
Hope this helps! :)
Which statement best describes the relationship between protein, amino acids, and DNA? (1 point)
O DNA codes for proteins. Proteins are made up of amino acids.
O Amino acids code for DNA. DNA is made up of protein.
O DNA codes for amino acids Amino acids are made up of proteins.
O Amino acids code for protein. Protein is made up of DNA.
Answer:
Explanation:
The major relationship between protein and nucleic acid is the reproduction of DNA which contains the information on how cells are used together with RNA which helps to make protein. Both nucleic acid and protein they have four biomolecules which are common in both of them.
Short answer: Using a binary code, genes (DNA) specify how proteins (among other things) are to be synthesized.
Analogy: If DNA is a cooking book, genes are recipes, and proteins the dishes resulting from processing the recipe ingredients.
The relationship between protein, amino acids, and DNA is defined by the DNA codes for proteins. Proteins are made up of amino acids.As DNA codes for proteins.
DNA, RNA, and protein are all intently related. DNA carries the records vital for encoding proteins, even though it does now no longer produce proteins directly. RNA includes the records from the DNA and transforms that records into proteins that carry out maximum cell functions.
What is DNA function?The essential process of DNA is to make the proteins that residing matters want to grow.
Thus it is well explained.
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Describe how the components of a meal containing fried fish and toast bread will be processed as they move through the digestive system of man
Answer:
Explanation:
When a meal containing fried fish and toast bread is consumed, it goes through a series of processes in the digestive system of a human. Here's a general description of how the components are processed:
1. Mouth: The process of digestion begins in the mouth. Chewing breaks down the toast bread and fish into smaller pieces, while saliva mixes with the food to start the breakdown of carbohydrates.
2. Esophagus: The chewed food, now called a bolus, is swallowed and travels down the esophagus through peristaltic contractions. The esophagus carries the food to the stomach.
3. Stomach: The stomach is responsible for further mechanical and chemical digestion. It mixes the food with stomach acid and digestive enzymes to break down proteins. The fried fish is broken down into smaller pieces through mechanical churning.
4. Small Intestine: The partially digested food leaves the stomach and enters the small intestine. Here, bile from the liver and enzymes from the pancreas break down fats, while other enzymes continue the breakdown of proteins and carbohydrates. Nutrient absorption occurs through the walls of the small intestine and is facilitated by small finger-like projections called villi.
5. Large Intestine: Any remaining undigested food, as well as water and electrolytes, pass into the large intestine. The large intestine absorbs water and electrolytes while forming waste material known as feces.
6. Rectum and Anus: The feces are stored in the rectum until elimination through the anus occurs during a bowel movement.
Throughout this process, various digestive enzymes and gastric juices are secreted at different stages to facilitate the breakdown and absorption of nutrients. The fried fish and toast bread are broken down into smaller molecules, such as proteins, carbohydrates, and fats, which are then absorbed into the bloodstream to provide energy and nourishment for the body.
3. What is the probability of a type BO mother and a type AO father having a type O child?
Answer:
B: 75% ////// O: 25%
Explanation:
So each child has a 75% of being B and a 25% chance of being O. Note that genetically, not all of the B blood type kids are the same. The BB child will only pass down the B version of the gene. The BO child can pass on their O gene version.
You're discussing a forensic crime scene show with your roommate, who insists that fingerprints are left behinsd due to the sebum on our fingertips. What do you tell him?
Answer:
True
Explanation:
Sweat is not the only source of lipids found in fingerprints, however. Sebaceous glands on your face and scalp secrete an oily sub- stance known as SEBUM, which keeps your skin waterproof. ... Many factors can contribute to the quality of a fingerprint left behind.
Which is true of pitch?
A: low frequency equals a soft sound
b: low frequency equals a loud sound
C: high frequency equals a high pitch
Answer:
c
Explanation:
Based on the data shown in the graph, which of the following best describes how ecologists could determine when this ecosystem is approaching a climax community?
When researchers keep track of the kind and quantity of producers present each year following the eruption, they may determine when an ecosystem is reaching its peak.
How to determine the climax community?When an ecological community reaches the last stage of its ecological succession, it has reached its peak.
Animals and plants have reached this stage of development where they coexist peacefully.
Therefore, whether a community is approaching its climax, biologists must monitor the number of producers that settle in each ecological succession.
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Sugars can link together to form?
protein
protein
lipids
lipids
amino acids
amino acids
DNA
DNA
starch
starch
Which aspect of the human skeletal system provides forensic anthropologists with the most information about a skeleton's age?
A. the general shape and size of the eye orbits
the way that bones change position over time
the tendency of human bones to harden with exposure
the fact that specific bones exhibit sex differences
B.
C.
O D.
The aspect of the human skeletal system that provides forensic anthropologists with the most information about the age of skeletons is the fact that specific bones that exhibit sex differences. Option D
Human Skeletons and AnthropologyAmong the options provided, the aspect of the human skeletal system that provides forensic anthropologists with the most information about a skeleton's age is the fact that specific bones exhibit sex differences.
While the shape and size of eye orbits, bone position changes over time, and bone hardening with exposure can provide some information about age, determining sex differences through specific bone characteristics (such as pelvic bones, skull features, or long bone dimensions) is often more reliable and widely used in forensic anthropology to estimate the age of a skeleton.
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Q1) Based on the information in the unit, explain why the number of predators is declining in the
Appalachian region. What effects might this have on the forest?
Q2) Why is it important that diverse areas of the forest are monitored when counting trees? What
could happen if this wasn't done?
Q3) The unit discusses measuring growth in forests. Where else might it be important to measure
the growth of trees? Why?
Q4) If trees in a timber cruise were found to be of many different species, would that mean that the
forest could be used for timber? Explain your answer.
Q5) Why do you think that biodiversity is good for ecosystems?
Answer:
Q1) The number of predators is declining in the Appalachian region due to factors such as habitat loss, hunting, and disease. This can have significant effects on the forest ecosystem, as the absence of predators can lead to an increase in the populations of their prey. This can, in turn, cause a decrease in the populations of other species that rely on those prey for food, and can also result in an overgrazing of certain plant species, leading to a disruption in the balance of the forest ecosystem.
Q2) It is important to monitor diverse areas of the forest when counting trees because different areas may have different types of trees or different densities of trees. Focusing on only one type of area or tree species could result in an inaccurate count and misrepresentation of the forest's overall health. If diverse areas of the forest are not monitored, it could lead to an incomplete understanding of the forest's ecosystem, and potentially lead to poor management decisions.
Q3) It is important to measure the growth of trees in other areas such as urban environments, parks, and nature reserves. This is because trees provide essential benefits such as shade, air purification, and carbon sequestration, and monitoring their growth can help determine their health and inform management decisions. In urban environments, for example, trees can help mitigate the effects of heat islands and improve air quality.
Q4) The presence of multiple species in a timber cruise does not necessarily mean that the forest can be used for timber. The species of trees, their size, and their density all play a role in determining the economic viability of a timber harvest. Additionally, other factors such as the terrain and accessibility of the forest also need to be considered.
Q5) Biodiversity is important for ecosystems because it provides stability and resilience. A diverse ecosystem can better withstand environmental stressors such as climate change, disease, and natural disasters, as different species may have different adaptations and roles within the ecosystem. Biodiversity can also provide important ecosystem services such as pollination, nutrient cycling, and pest control. Furthermore, a diverse ecosystem can be more aesthetically pleasing and provide recreational opportunities for people.
Denise and David are testing her plants respond to fertilizer. They use three plants for the experiment. The first is given a cup of Fast grow fertilizer with no water. The second is given a teaspoon of sunlight fertilizer with a cup of water. The third plant is given no fertilizer with a cup of water. Denise and David will not be able to draw a valid conclusion from the result .Which of the following statements explains why?
Answer:
c
Explanation:
to be able to know how quick and fast the plants grew
Results of the experiments need to be presented in graph.
What is Fertilizer?The air, water, soil minerals, soil organic matter, plants and fallen leaves, microorganisms, and dead and decomposing animals are all sources of nutrients for plants thriving in the wild.
Our gardens and landscapes differ from natural places in the following significant ways. Also, because there is less organic matter available, less nutrients that may benefit landscape and garden plants are recycled.
In home landscapes, many native and non-native trees and shrubs grow without fertilizers, but other plants like vegetables, fruits, and flowers won't reach their full potential.
Therefore, Results of the experiments need to be presented in graph.
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5 effects of green house effect.
5 effects of global warming
I WILL MARK U BRAINLIEST.............
An example of a(n) is the brain, spinal cord, and nerves working together.
Answer:
system
Explanation:
An example of an organ system is the brain, spinal cord, and nerves working together.
A system is a level of organization in living organisms in which body organs work together to perform similar functions. The organ system represents the highest level of body organization as opposed to organ, tissue, and cell level of organization.
The cell is the smallest unit of organization of the body of living organisms. At the tissue level, cells aggregate together to perform similar functions while at the organ level, similar tissues come together to perform somewhat similar roles in the body of organisms.
The brain, spinal cord, and nerves each represent an organ. When these work together in the body of organisms, the level of organization is described as organ systems or simply systems.
Which if the following is not a source of genetic variation in meiosis?
A. polar body formation
B. law of independent assortment
C. the random lining up of chromosomes on the metaphase plate crossing over
D. tetrad formation
Polar body formation is not a source of genetic variation in meiosis
What is meiosis and what does it do?
Meiosis is a type of cell division that results in the production of four gamete cells and a 50% reduction in the amount of chromosomes in the parent cell. To create egg and sperm cells for sexual reproduction, this process is necessary.
Homologous chromosomes (one from each parent) join along their lengths during meiosis. Chiasma points are where the chromosomes meet. The chromosomes split and reassemble at each chiasma, exchanging some of their genes. Genetic diversity is produced by this recombination. Through two key processes—independent selection of gametes and chromosomal rearrangement and recombination during crossing over—meiosis enhances genetic variation.
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FILL IN THE FOLLOWING TABLE
Chapter 18 Lab Homework
Homework
Blood type
Can safely receive:
Can safely donate to:
K
0+
A-
B+
AB
AB+
Answer:
bro u have to be smart its okfdievidguvqw
Explanation:
Bats are natural reservoirs for Nipah virus and do not die from the infection. Knowing this information, would it be more valuable to report data for the incidence or prevalence of Nipah virus in bats (assuming that you also report the total number of bats in the population)?
Answer:
Prevalence would be more valuable
Explanation:
Prevalence is a measure of the frequency of individuals in a population affected by a condition during a particular period of time, while incidence is a measure that indicates the number of new individuals in a population who develop a condition during a particular period of time. Prevalence is different from incidence because prevalence includes all cases of a specified condition (i.e., new and preexisting cases). In consequence, in this case, prevalence is more valuable since it can be used to estimate the total number of infected bats. Conversely, incidence only is informative to determine the number of newly infected bats during a particular period of time, which may not be very informative because all infected bats (i.e., not only newly infected bats) can transmit the Nipah virus infection to humans.
Why are tanning beds not safe
Answer:
skin damages.
Explanation:
it hads UVA and UBV rays which cost the skin to be damaged by the rays. it can also make you have skin cancer.
Come on anyone help please I need this to be done by tomorrow. please
Answer:
1400
Explanation:
Not sure though
subtract
urine=kidneys 1500
sweat= skin. 100
3. Jane has been challenged by her teacher to create a design based on the successes of nature'sdesign. Her assignment includes all parts of the design process. Jane must explore the ecosystemsaround her to make observations, create a model, test the model, and possibly make changes tothe model as she goes throughout the process. Which scientific concept is Jane studying? A. scientific method B. biomimetics C. evolution H
Jane's exploration of the ecosystem to create a model is a scientific concept that has to do with biomimetics, option B.
What is Biomimetics?Biomimetics is a field of study that aims to imitate nature's design and use its strategies to solve human problems in various fields, such as engineering, architecture, and medicine.
It involves taking inspiration from nature and creating new technologies, processes, and products that mimic the structures, functions, and systems found in nature. The goal of biomimetics is to create sustainable, efficient, and effective solutions that are modeled after the way nature operates.
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Name the 5 layers atmosphere and detail the temperature and what is significant about 2 of those layer’s.
From lowest to highest, the major layers are the troposphere, stratosphere, mesosphere, thermosphere and exosphere.
Heat is produced in the process of the formation of Ozone and this heat is responsible for temperature increases from an average -60°F (-51°C) at tropopause to a maximum of about 5°F (-15°C) at the top of the stratosphere. How is temperature different in each layer of the atmosphere?
In some layers, temperature increases with altitude and in others it decreases. The temperature gradient in each layer is determined by the heat source of the layer. The four main layers of the atmosphere have different temperature gradients, creating the thermal structure of the atmosphere.
The troposphere is protected from the hard ultraviolet radiation of the Sun by the higher layers of the atmosphere, namely by the stratospheric ozone layer. Because of this protection, many molecules are more stable in the troposphere then elsewhere in the atmosphere.
HELP ITS DUE SOOOONNNN
Answer:
true is the correct answer
Answer:
true is the correct answer
Explanation:
I don't know
3A genetic mutation occurs in a rabbit's muscle cell. This genetic mutation will be passed on toOA. the cells of the rabbit's offspring.OB. cells that are produced when the mutant cell divides.OC. the cells that are next to the mutant muscle cell.OD. the existing cells in the rabbit's body.ResetSubmit
It's needed to consider that we have two kinds of cells: somatic cells (which have 2 chromosomes inherited from our parents; 2n), and sexual cells (which have only one chromosome, inherited only from one of our parents; n). This is crucial to understand that somatic cells, whose genetic information we do not inherit, and sexual cells, whose genetic information we do inherit, differ in how they divide themselves. The first one, although they divide themselves, they can't pass a mutation to the offspring, while sexual cells can do, or the B option, which states "cells that are produced when the mutant cell divides".
Someone picks up a card that has 2 carbohydrate molecules that are bonded on it and asks "excuse me, but I think you dropped your name tag?
what is the joke here?
Explanation:
YAA! its a joke I laughed like Hell!
I don't understand what's the Joke in this..
The process of water absorption through the root
1. Active absorption and passive absorption are the two mechanisms through which roots absorb water.
2. Two aspects of the xylem's structural suitability for this function are:
Tracheary Elements and Uninterrupted Water Pathway.What is the function of the xylem in plants?The xylem tissue is specialized for the transport of water and dissolved minerals from the roots to the rest of the plant.
Two aspects of its structural suitability for this function are:
Tracheary Elements: The xylem is composed of tracheary elements, which include tracheids and vessel elements and thickening of the cell walls provides strength and support, enabling the xylem to withstand the pressure generated during water transport.
Uninterrupted Water Pathway: The xylem vessels have no end walls or cell contents, creating a continuous pathway for water movement which allows for efficient and uninterrupted water flow, reducing resistance and facilitating the bulk movement of water through the plant.
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Help me please Yall I swear this is so anoying
Why nicotine is considered as a cnd stimulate
Nicotine increases your heart rate, so it is considered a stimulant. It acts as both a depressant and a stimulant to the central nervous system.
What is nicotine?
It is an alkaloid naturally produced in the nightshade family of plants and is adversely used recreationally as a stimulant and anxiolytic.
Nicotine first generates a discharge of the hormone epinephrine, which further provokes the nervous system and is reliable for part of the "kick" from nicotine-drug is responsible for the inducing of pleasure and feelings.
Therefore, it increases your heart rate, it is considered a stimulant.
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antigen presenting cells group of answer choices include macrophages. hold and present processed antigen on their cell membrane surface. engulf and modify antigen to be more immunogenic. include dendritic cells. all of the choices are correct.
Antigen-presenting cells hold and present processing antigens on their cell membrane surface., Include macrophages. include dendritic cells, and Engulf and modify antigens to be more immunogenic.
B cells, macrophages, and dendritic cells are examples of antigen-presenting cells. A diverse group of immune cells known as antigen-presenting cells (APCs) process and present antigens to specific lymphocytes, such as T cells, for recognition as part of the cellular immune response. Dendritic cells, macrophages, Langerhans cells, and B cells are examples of classic APCs. Dendritic cells are crucial for presenting antigens and triggering primary immune responses, while macrophages are the professional APC type that is most prevalent in inflammatory sites and are specialized for clearing necrotic and apoptotic tissue. Antigen-presenting cells' primary characteristics include the secretion of class I and class II MHC molecules and the necessary accessory molecules for T-cell activation. Cytokines from the cells cause explicit cell reactions when antigens are introduced.
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During an evening hike, you see a shooting star just like the one pictured here.
In which layer of the atmosphere does this shooting star occur?
troposphere
stratosphere
mesosphere
thermosphere
The shooting star occurs in the mesosphere, which is the layer of the atmosphere above the stratosphere and below the thermosphere.
The shooting star observed during an evening hike occurs in the mesosphere. Shooting stars, also known as meteors, are visible when small particles, typically from comets or asteroids, enter the Earth's atmosphere and burn up due to friction with the air molecules. The mesosphere is the third layer of the Earth's atmosphere, located above the stratosphere and below the thermosphere. It extends from about 50 to 85 kilometers (31 to 53 miles) above the Earth's surface. In the mesosphere, the air is thin and the temperature decreases with altitude. This layer is where most meteors burn up and produce the phenomenon of shooting stars that we observe from the ground.For more such questions on Mesosphere:
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list the differences between the dorsal and ventral aspects of the frog
Catastrophic events, such as earthquakes, tsunamis, and volcanic eruptions, are caused by movements of tectonic plates in Earth's sublayers. These natural disasters can destroy Earth's surfaces and human-made structures and cause additional problems and dangers for people near them. While not all damage from these events can be prevented, some devices and strategies can be used to help reduce the effect. Think about ways people can protect their environments from damage caused by these catastrophic events.
Column A
1.
These geologic events occur when tectonic plates are displaced, causing the ground to tremble violently. Shock absorbers can be added to the foundations and each floor of buildings to reduce magnitude of vibrations.:
These geologic events occur when tectonic plates are displaced, causing the ground to tremble violently. Shock absorbers can be added to the foundations and each floor of buildings to reduce magnitude of vibrations.
2.
Sea walls can be built to redirect wave energy back to the sea. These series of massive waves generated in oceans are caused by tectonic plate shifts. These are sudden occurrences of violent discharges of steam and other material from large vents in the earth.:
Sea walls can be built to redirect wave energy back to the sea. These series of massive waves generated in oceans are caused by tectonic plate shifts. These are sudden occurrences of violent discharges of steam and other material from large vents in the earth.
3.
When lava and gas are released from the Earth—sometimes explosively. Reinforce the roof of houses to better bear the weight of volcanic ash.:
When lava and gas are released from the Earth—sometimes explosively. Reinforce the roof of houses to better bear the weight of volcanic ash.
Column B
a.Volcanic Eruptions
b.Tsunamis
c.Earthquakes
Answers:
Column A : Column B
1 : C
2 : B
3 : A
Sienna decides to study movement in plants. Identify the correct sequence of the scientific steps, and place the steps in order.
She developed a
hypothesis that
plants move toward light.
Over six weeks, both
plants grew toward their
available light source.
She put one plant near
the window and another
in a dark room with a
small opening that let
light come through.
Every few days she
checked the plants
and recorded the
direction of their
growth.
1. Develop a hypothesis: Sienna hypothesized that plants move toward light. 2. Set up the experiment: Sienna placed one plant near a window and another in a dark room with a small opening that allowed light to come through. 3. Observe and record: Sienna checked the plants every few days and recorded the direction of their growth. 4. Analyze the data: Sienna examined the recorded data to determine the direction of growth for each plant over the six-week period. 5. Draw conclusions: Based on the data analysis, Sienna drew conclusions about whether the plants moved toward the available light source or not.
1. Sienna developed a hypothesis that plants move toward light. This is the initial step where she formulates her prediction based on prior knowledge or observations.
2. Sienna set up the experiment by placing one plant near a window and another in a dark room with a small opening that allowed light to come through. This step ensures that there are two distinct conditions to compare the plant growth.
3. Every few days, Sienna checked the plants and recorded the direction of their growth. This step involves making regular observations and documenting the changes in plant growth over time.
4. After six weeks, Sienna gathered all the recorded data, which included the direction of growth for each plant. This data would serve as the basis for further analysis.
5. Sienna analyzed the data by examining the recorded observations. She compared the direction of growth for each plant and looked for patterns or differences between the plant near the window and the one in the dark room.
6. Based on the data analysis, Sienna drew conclusions about whether the plants moved toward the available light source or not. This step involved interpreting the data and determining if the hypothesis was supported or refuted by the evidence gathered from the experiment.
By following this sequence of steps, Sienna was able to study movement in plants and draw conclusions about their response to light.
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