Answer:
ost plants and animals live in areas with very specific climate conditions, such as temperature and rainfall patterns, that enable them to thrive. Any change in the climate of an area can affect the plants and animals living there, as well as the makeup of the entire ecosystem. Some species are already responding to a warmer climate by moving to cooler locations. For example, some North American animals and plants are moving farther north or to higher elevations to find suitable places to live. Climate change also alters the life cycles of plants and animals. For example, as temperatures get warmer, many plants are starting to grow and bloom earlier in the spring and survive longer into the fall. Some animals are waking from hibernation sooner or migrating at different times, too.
Explanation:
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The RNA World hypothesis explains that ribonucleic acid (RNA) is the missing link between simple organic molecules and complex organic molecules. Explain the two roles that RNA played in connecting the two types of molecules
The RNA world hypothesis suggests that life on Earth began with a simple RNA molecule that could copy itself without help from other molecules. DNA, RNA, and proteins are central to life on Earth.
RNA was thought of as little more than a messenger between DNA and proteins, carrying instructions as messenger RNA (mRNA) to build proteins. However, RNA can do far more. It can drive chemical reactions, like proteins, and carries genetic information, like DNA. And because RNA can do both of these jobs, most scientists think life as we know it began in an RNA world, without DNA and proteins.
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Describe qué es la ósmosis. ¿Es esta una forma de transporte pasivo o activo?
Answer:
Osmosis is the transport of water through a layer. It moves from high to low gradient. It is a passive transport
Explanation:
the mining of biology
Answer:
The word biology is about An organism is a living entity consisting of one cell e.g. bacteria, or several cells e.g. animals, plants and fungi.
Explanation:
Answer:
The word biology is about An organism is a living entity consisting of one cell
Explanation:
What are 5 examples of behavioral adaptations in animals?
Explanation:
1.Hibernation by bears
2.migration by birds
3.alteration in reproduction mode
4.altered feeding habits
5.distinct modes of communication.
Please help
7 Although cells come in many sizes and shapes, they all must maintain homeostasis. Which of the following is part of homeostasis? A. obtaining nutrients and getting rid of wastes B. allowing variable sugar or salt levels C. tolerating uncontrolled growth D. enduring erratic gain or loss of water
Answer:
kayu nalang tumingin kung anong tamang sagot k
Explanation:
Homeostasis is the ability to maintain a relatively stable internal state that persists despite changes in the world outside. All living organisms, from plants to puppies to people, must regulate their internal environment to process energy and ultimately surviv
pa brainlies din po pls
Match the description to the advancement.
Answer:
1 -> B
2 -> A
3 -> C
Explanation:
The choices on the left are 1-3 and the descriptions on the right are A-C.
PLSS HELP IMMEDIATELY!!! ILL MARK BRAINIEST IF U DONT GUESS OR LEAVE A LINK!
Answer:
b
Explanation:
coal isn't renewable energy
Where is mucus present?
Mucus lines the inside of several body organs and cavities (such as the nose, mouth, lungs, and stomach).
Mucus is produced by membranes in the nasal passages and sinuses, in addition to the digestive tract, the cervix, and the urinary tract. Mucus' primary function is to prevent foreign particles and chemicals from getting into the lungs by working in conjunction with the mucociliary system and clearing them out.
Mucus is full of antibodies and enzymes, and it helps our immune systems by functioning as a natural filter for the bacteria that we come into contact with on a regular basis. Its purpose is to eliminate or render harmless any potentially hazardous bacteria that may be present in the air.
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Will MARK AS BRAILY SMART THING BUT PLEASE HELP!!!!!!!
Substance X was isolated in a urine sample, but it is too big to pass through the glomerular filtration membrane. How is this possible
It was secreted later in the distal tubule. Erythrocytes (red blood cells) should not be seen in urine since they cannot pass past the filtration barrier.
Their existence implies the presence of illness or infection. Leukocytes are immunological cells that should not be seen in urine.
The filtration membrane allows water and tiny solutes to flow through while blocking blood cells and big proteins. These substances persist in the bloodstream. The filtrate (the fluid that has gone through the membrane) flows farther into the nephron from the glomerular capsule.
Urine dipsticks use chemical analysis to give qualitative examination of several analytes in urine. Dipstick detects the presence of protein, glucose, blood, ketones, bilirubin, urobilinogen, nitrite, and leukocyte esterase using dry chemical procedures.
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The rate with which an action potential travels along an axon _______. 51)
A) is called the conduction velocity
B) is measured in volts/sec
C) is measured in meters/sec
D) is called the conduction velocity and is measured in volts/sec
E) is called the conduction velocity and is measured in meters/sec
The conduction velocity is the speed at which an excitability moves along an axon.
What is velocity, exactly?The movement that an object and particle experiences with regard to time is expressed vectorially as velocity. The meters per second (m/s) is the accepted unit for velocity profile (also know as speed). Alternately, the amount of velocity can be expressed in centimeters per second (cm/s).
How does physics define velocity?The velocity of a body and object determines its direction of motion. Speed is indeed a scalar number in its most basic form. Velocity is essentially a vector quantity. It is the speed at which distance is changing. The displacement variation is the issue.
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which of the following is a commensalistic relationship?
a) honeybees get food from flowers and carry their pollen.
b) tapeworms use humans for food and make them sick.
c) ants get food from aphids and protect them from predators.
d) egret birds get food from buffaloes, who are unaffected.
Answer:
d) egret birds get food from buffaloes, who are unaffected
Answer:
D) egret birds get food from buffaloes, who are unaffected.
Explanation:
A Commensalistic relationship is a relationship where a member of one species gain benefits, while those of the other species neither benefits or is harmed.
Recourse of information:
en.wikipedia.org
Can someone with perfectly healthy ears be deaf?
Answer:
yes , can be a deaf sometimes
How is the temperature range on Earth affected by Earth's atmosphere?
Answer:
Temperature of atmosphere: The Earth's temperature range in Fahrenheit is from 2,700 degrees Fahrenheit (1,500 degrees Celsius) in the uppermost atmosphere to a global average temperature of around 59 degrees Fahrenheit (15 degrees Celsius) near the surface.
How do events of the rock cycle result in geological features at the surface of Earth’s crust?
The crust of the Earth moves slowly and continuously. Massive pressures drive rocks up, tilt, fold, and break them. The lowest strata become so tightly packed when enough silt has collected and settled in one location that solid rock is created.
What is Earth crust?The term "earth's crust" refers to the planet's thin, rocky outer layer, which makes up less than 1% of both its radius and volume. It is the uppermost section of the lithosphere, which is made up of the crust and the uppermost part of the mantle. These particles are separated from their source by erosion and carried to a different area by wind, water, ice, or biological activity.
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Why did Mendel choose pea plants 3 reasons )? How did these characteristics help make it easier for Mendel to figure out the patterns to heredity?
Mendel chose garden pea for his experiment because are bise-xual, self pollinating they have a shorter life span, and also have visible physical characteristics which made it easier to study them.
Mendel conducted a lot of experiments on plant breeding and gave the laws of inheritance. He selected garden pea for his experiments for three reasons which made it easier for him to figure out the patterns for heredity. The first reason is that the garden peas have a short life span due to which they are able to grow quickly and are therefore are easy to maintain.
The second reason is that the garden peas have bise-xual flowers and due to this reason they have the ability to self-pollinate. The third reason is that these plants have visible phenotypic characters which makes them easy to study.
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Cellulose could provide a widely available and cheap form of glucose, but humans cannot digest it. Why not
Cellulose could provide a widely available and cheap form of glucose, but humans cannot digest it due to the lack of the cellulase enzyme.
Cellulose is one of the most abundant organic compounds on Earth, making up the cell walls of plants. It is composed of glucose molecules linked together in a linear chain. This chain is very difficult for humans to digest, as our digestive system lacks the necessary enzymes to break down the bonds between the glucose molecules.
Cellulose is a complex carbohydrate, meaning it is composed of long chains of glucose molecules that are connected in a more intricate way than simple carbohydrates such as sucrose or fructose. This makes it more difficult for our digestive system to break down. Humans lack the enzyme called cellulase, which is necessary to break down the bonds between the glucose molecules in cellulose. Without this enzyme, our digestive system cannot access the glucose molecules in cellulose and therefore cannot use it as a source of energy.
Cellulose is not completely indigestible, however. Bacteria and some animals, such as cows and horses, are able to digest cellulose due to their possession of the cellulase enzyme. These animals are able to break down the bonds between the glucose molecules in cellulose and use the glucose as a source of energy.
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what is the characteristics of each plant group?
Answer:
Plant groups, also known as plant taxa, are classified based on shared characteristics. Some characteristics used to classify plants include the structure and arrangement of leaves, stems, and roots; the presence or absence of vascular tissue; the type of flowers or reproductive structures; and the number of cotyledons (seed leaves) present in the seed. Here are some examples of plant groups and some of their characteristics:
Ferns: Ferns are non-flowering plants that reproduce using spores. They have leafy fronds and root systems, but they do not have true stems, leaves, or flowers. Ferns are characterized by their vascular tissue, which helps transport water and nutrients throughout the plant.
Conifers: Conifers are a group of gymnosperms (non-flowering seed plants) that includes trees such as pines, spruces, and firs. Conifers are characterized by their needle-like leaves and their ability to produce seeds in cones. They also have vascular tissue to transport water and nutrients throughout the plant.
Angiosperms: Angiosperms are a group of flowering plants that produce seeds enclosed in fruit. They are the most diverse group of plants and include a wide variety of trees, shrubs, herbs, and other types of plants. Angiosperms are characterized by their flowers and the presence of cotyledons in their seeds.
Monocots: Monocots are a group of flowering plants that have one cotyledon in their seeds. They are characterized by their parallel-veined leaves, fibrous root systems, and the presence of vascular tissue. Monocots include plants such as lilies, grasses, and orchids.
Dicots: Dicots are a group of flowering plants that have two cotyledons in their seeds. They are characterized by their branching vascular tissue, net-veined leaves, and the presence of a taproot system. Dicots include plants such as roses, tomatoes, and oak trees.
Consider examples c and d in model 2. How are the probabilities from example a and b used to calculate the probability of pulling one tile each from two bags
Probability of pulling one tile each from the two bags in example A and B are 2/5 and 3/5.
Considering example A, the bag has two red tiles and 3 blue tiles. Therefore, there are 5 tiles in total. Thus, probability of pulling a red tile is 2/5 and that of pulling a blue tile is 3/5. This can b illustrated from the following formula to find the probability:
Probability of finding a possibility= No. of a particular possibility/ Total number of possibilities
Example C and D will also have the same probabilities: 2/5 and 3/5 for red and blue tiles respectively. The area of mathematics known as probability deals with numerical representations of the likelihood that an event will occur or that a statement is true. An event's probability is a number between 0 and 1, where, roughly speaking, 0 denotes the event's impossibility and 1 denotes certainty.
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If the diplold (2n) number of chromosomes for this cell is four and the haploid
(n) number is two, are the daughter cells now diplold or haplold?
Following telophase I there is a short interphase; however, there is not any DNA synthesis co
chromosomes do not duplicate. Actually they don't need to since the chromosomes are still
duplicated.
Does your model agree with this statement?,
Both daughter cells now go through a second series of divisions (melosis II) as follows:
If the diplold (2n) number of chromosomes for this cell is four and the haploid number is two, are the daughter cells now diplold or haploidas it following telophase I there is a short interphase; however, there is not any DNA synthesis.
What happens in telophase II?After telophase II, each chromosome in the haploid organism has been made up of one daughter chromosome. Meiosis has the type of cell division that will results in the halves of the number of the chromosomes in the daughter cells.
Four daughter cells with each of which has half its parent cell's chromosomes, are created during the meiosis. Meiosis I and II, the first and second division has steps of the meiotic process, each involve four stages: prophase, metaphase, anaphase, and telophase.
Therefore, If the diplold (2n) number of chromosomes for this cell is four and the haploid number is two, are the daughter cells now diplold or haploidas it following telophase I there is a short interphase; however, there is not any DNA synthesis.
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Replicated chromosomes divide twice during the meiotic process to create four haploid cells, commonly known as meiocytes (sperms and eggs).
What is Meiosis?Meiosis is the process by which diploid (2n) organisms create meiocytes, which have half the ploidy of the parents and are used for sexual reproduction.
For the zygote's genetic makeup to match that of its parents, meiocyte ploidy must be cut in half. The separation and redistribution of chromosomes are accomplished during meiosis using methods similar to those used during mitosis.
Meiosis is the only process in which homologous chromosomes join up and undergo genetic recombination. Centrioles and chromosomes are replicated in the steps before meiosis, which are similar to those of mitosis.
Therefore, Replicated chromosomes divide twice during the meiotic process to create four haploid cells, commonly known as meiocytes (sperms and eggs).
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What is the end result when one human cell 46 DNA molecules divides by mitosis?
when one human cell 46 DNA molecules divides by mitosis, the cell then splits in two by a process called cytokinesis, creating two clones of the original cell, each with 46 monovalent chromosomes.
What is Mitosis?
Mitosis is a type of cell division in which a cell (mother cell) divides to produce two new cells of her (daughter cells) that are genetically identical to itself. In the context of the cell cycle, mitosis is the part of the mitotic process in which the DNA in the cell's nucleus is divided into her two equal sets of chromosomes.
The purpose of mitosis is to form more diploid cells. It works by copying each chromosome and spreading the copies out on different sides of the cell.
Mitosis is required for growth, repair, and asexual reproduction. It plays an important role in the development of organisms. In unicellular organisms, mitosis is thought to be the process of asexual reproduction.
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What makes a leaf change color?
Leaves change color due to changes in the pigments that are present in the leaf. The most common pigments in leaves are chlorophyll, carotenoids, and anthocyanins.
Chlorophyll is the pigment primarily responsible for the green color of leaves and is present in all leaves. The level of chlorophyll in a leaf decreases as the days get shorter and temperatures cool in the fall, revealing other pigments. Carotenoids are pigments that give leaves their yellow and orange colors. These pigments are always present in leaves, but become more visible as the chlorophyll breaks down in the fall. Anthocyanins are pigments that give leaves their red, purple and blue colors. These pigments are produced by the plant in response to certain environmental stressors such as drought, high sunlight, and low temperatures. Additionally to these pigments, other factors such as nutrient availability and water stress can also affect the color of leaves.
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need help asap
question 10
- 20 points
Answer:
The answer would be A 0-4.
Explanation:
The reason is, just trust me bro. I took that class and I just know the answer. Let me know if I got it right for you!
Need held on one answer and happy Mother’s Day hope you spread love to your mom for the sacrifice she made for you
Question 3 of 10 What causes plastic flow to occur? O A. High pressure O B. Basal slip O C. Crevasses O D. Low pressure
Answer: Plastic flow: Occurs in the middle part of the glacier where the ice crystals deform plastically under the combined influence of the overlying ice and the downslope gravitational pull (Fig. ... B- Ice sheets and ice caps flow from a central high point down slope.
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Which detail in the article BEST supports the
conclusion that the 5G network is more efficient
than other cellular networks?
Answer:c
Explanation:
How doe changing the amplitude of a WATER wave affect what we ee/hear/experience? How and how would we likely experience thi in our everyday life?
The higher the amplitude, the higher the energy. To summarise, waves carry energy. The amount of energy they carry is related to their frequency and their amplitude. The higher the frequency, the more energy, and the higher the amplitude, the more energy.
Waves of heat, light, sound, and water carry a variety of energies. All types of energy can be converted into work because energy is defined as the capacity to perform work. The movement of an object in the direction of the force acting on it is referred to as work in science. When they move items, waves do really work. This process is evident when sand is carried or large logs are moved across ocean basins. Work can also be transformed into the acoustic energy produced when waves crash on the coast. The potent force of waves can also be used to move generator components and generate electricity.
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What is the connection between phenotypes and genotypes?
a) Genotype expresses the phenotype.
Ob) Phenotype expresses the genotype.
c) Neither of these is true.
Answer: phenotype is merely influenced by genotype
Explanation:
Which of the following structures associated with the spinal cord contains the cell bodies of primary somatic motor neurons (a.k.a., alpha motor neurons)?
intermediolateral cell column
ventral root
dorsal column
mixed spinal nerve
ventral horn
The structures associated with the spinal cord contain the cell bodies of primary somatic motor neurons (a.k.a., alpha motor neurons) in ventral horn.
Thus, the correct answer is E.
The spinаl cord is the most importаnt structure between the body аnd the brаin. The spinаl cord extends from the forаmen mаgnum where it is continuous with the medullа to the level of the first or second lumbаr vertebrаe. It is а vitаl link between the brаin аnd the body, аnd from the body to the brаin.
Similаr cross-sectionаl structures аt аll spinаl cord levels. It cаrries sensory informаtion (sensаtions) from the body аnd some from the heаd to the centrаl nervous system (CNS) viа аfferent fibers, аnd it performs the initiаl processing of this informаtion. Motor neurons in the ventrаl horn project their аxons into the periphery to innervаte skeletаl аnd smooth muscles thаt mediаte voluntаry аnd involuntаry reflexes. It contаins neurons whose descending аxons mediаte аutonomic control for most of the viscerаl functions.
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2. How are browsers and grazers different? *
(1 Point)
A. Grazers eat grass
B. Browsers eat trees and bushes
C. Grazers eat trees and bushes
D. Browsers eat grass
E. A and B are both correct
Answer:
both a and b are correct
Explanation:
grazers are herbivoruos which eat grass ex; cow,sheep
browsers eat bushes and tree leafs etc; ex: goat,giraffe