Which best describes the relationship between two species and a niche?
If two species have the same niche, one species will always become extinct.
Two species are able to occupy the same niche in the same habitat.
Two species cannot occupy the same niche in the same habitat.
If two species have the same niche, one species will always move.
Answers
Answer:
If two species have the same niche, one species will always move.
Explanation:
In biology, ecological NICHE refers to how the species of an organism performs in its ecosystem i.e. its role. Niche includes the reproduction, feeding pattern, prey, etc. However, if there are two species occupying the same niche, one species will always move.
One of the species, usually the weak one, will always move because occupying the same niche by two species will inevitably lead to competition, which causes one of the species to go elsewhere when these resources are limited.
Answer:
C.) Two species cannot occupy the same niche in the same habitat.
Explanation:
it is the answer
Related Questions
Genetics Problem Solving Chapter 25
Answers
The problem involved a cross between homozygous purple and homozygous white pea plants, where purple is dominant. The Punnett square showed that the probability of the offspring having purple flowers is 3/4 or 0.75, which is a 75% chance.
The genotype of the homozygous purple-flowered pea plant is PP and the genotype of the homozygous white-flowered pea plant is pp. When these two plants are crossed, all of the F1 generation plants will be heterozygous (Pp) for flower color because they inherit one allele from each parent.
To determine the probability of the offspring having purple flowers, we can use a Punnett square
Each box represents a possible genotype combination of the offspring. The probability of an offspring inheriting the dominant P allele is 3/4, while the probability of inheriting the recessive p allele is 1/4. Therefore, the probability of the offspring having purple flowers is 3/4 or 0.75.
Thus, there is a 75% chance that the offspring of this cross will have purple flowers.
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--The given question is incomplete, the complete question is given
" Genetics Problem Solving Chapter 25
In pea plants, flower color is determined by a single gene with two alleles: the dominant allele for purple flowers (P) and the recessive allele for white flowers (p). A homozygous purple-flowered pea plant is crossed with a homozygous white-flowered pea plant.
What is the probability that the offspring will have purple flowers?"--
The force that
Governs the
The greater the
The
system - this explains why the planets
all objects with
of the
☆
of an object, the greater amount of
has more gravitational force than any of the
around the Sun
toward one another
force
in the solar
Answers
Answer:
the greater amounts of has more gravitational force than any of the around of sun toward one another force in the solar
Explain at the molecular level why water has a high specific heat. Be sure to define specific heat in your answer.
Answers
Specific heat is the amount of heat required to raise one Celsius degree of the temperature of one gram of a sustance. Water has a high specific heat because the of the multiple hydrogen bonds between water molecules. The heat breakes those hydrogen bonds, but as there are multiple bonds it takes a lot of energy to separate those molecules and make them move faster, raising the temperature of water.
Can someone feel this chart out and give explanations. It’s on Benedict’s test, iodine test, Sudan test, and biuret test.
Answers
The biuret test is used to detect the presence of proteins in a sample. Biuret reagent is added to the sample, and if proteins are present, the copper ions in the reagent will bind to the peptide bonds in the protein, causing the solution to turn from blue to purple. The intensity of the color change is proportional to the amount of protein present in the sample.
What are Benedict’s test, iodine test, Sudan test, and biuret test?Benedict's test is used to detect the presence of reducing sugars, such as glucose and fructose, in a sample. To perform the test, the sample is mixed with Benedict's reagent and heated in a water bath. If reducing sugars are present, the solution will change from blue to green, yellow, orange, or red, depending on the concentration of reducing sugars.
The iodine test is used to detect the presence of starch in a sample. Iodine is added to the sample, and if starch is present, the iodine will bind to the starch molecules, forming a blue-black color.
The Sudan test is used to detect the presence of lipids or fats in a sample. Sudan III or Sudan IV dye is added to the sample, and if lipids are present, the dye will bind to the lipids, causing them to appear as red droplets in the sample.
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weigh the sugar and water before they are combined after they have been combined weigh the soulution. will the weight change
Answers
The weight of the sugar and water solution will not change because a physical change occured.
What is a physical change?A physical change in chemistry refers to the change affecting the form of a chemical substance, but not its chemical composition.
Unlike a chemical change, a physical change does not alter the chemical bonds or composition of the substances involved.
According to this question, sugar and water are weighed separately before combining them. After they are combined, the weight will equate to the sum of both substances because no chemical reaction occured.
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How do cells respond to signaling?
Answers
Answer:
Cells have proteins called receptors that bind to signaling molecules and initiate a physiological response
"Different receptors are specific for different molecules. ... Receptors can also respond directly to light or pressure, which makes cells sensitive to events in the atmosphere."
got it from g00gle:)
Explanation:
40 POINTS match the correct part of the structure
Answers
Juanita used a ruler to measure the pencil below. She used two different units of measurements. Which of the options could be the two different units she used?
a. 12 centimeters and 120 meters
b. 120 millimeters and 12 centimeters
c. 120 centimeters and 12 meters
d. 12 millimeters and 120 centimeters
Answers
Answer:
It might be A but I'm not fully sure.
Explanation:
(i) A short repeated noisy intake of air. (ii) Contains an acidic medium for digestion. (iii) An enzyme which coagulate milk in human digestive system. (iv) The muscular ring like valve that regulates the passage of food from the stomach into small intestine. (v) An enzyme that digests uncooked starch in the mouth.
Answers
1. Noise-induced hearing loss is a sensorineural hearing deficit that begins at the higher frequencies (3,000 to 6,000 Hz) and develops gradually as a result of chronic exposure to excessive sound levels.
2. Pancreatic enzyme and intestinal enzymes
3. Chymosin, known also as rennin, is a proteolytic enzyme related to pepsin that
4. The pyloric sphincter at the bottom of the stomach governs the passage of food out of the stomach into the small intestine.
5. Amylases digest starch into smaller molecules, ultimately yielding maltose, which in turn is cleaved into two glucose molecules by maltase.
What is Enzyme ?Proteins called enzymes serve as biological catalysts by quickening chemical reactions. Substrates are the molecules that enzymes can interact with, and the enzyme changes the substrates into other molecules known as products.
According to the type of reaction they catalyze, enzymes are divided into six categories: oxidoreductases, transferases, hydrolases, lyases, ligases, and isomerases. The vast majority of enzymes are proteins structurally. Also RNA molecules have catalytic activity (ribozymes) (ribozymes).
Enzymes are proteins that help speed up metabolism, or the chemical reactions in our bodies. Some compounds are created, while others are broken down. Enzymes are a part of all living things.
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Select the correct answer.
A group of environmental activists in West Virginia wants to save a large forest. Which act will help them in this activity?
A.
Nature Conservancy
B.
Toxic Substances Control Act
C.
Eastern Wilderness Areas Act
D.
Endangered Species Act
Answers
A group of environmental activists in West Virginia wants to save a large forest , the act that help them in activity is Eastern Wilderness Areas Act.
Option C is correct.
The Act established 16 brand-new wilderness areas in the Eastern United States, including 207,000 acres (84,000 ha) of wilderness on 13 states' national lands. Despite the fact that it was initially untitled, the bill endorsed by Portage has come to be known as the Eastern Wild Regions Act.
Environmental activism :Environmental activists develop strategies to raise awareness or produce solutions that directly address the problem after determining issues that threaten the planet's viability—from local to global issues. The actions of individuals or groups that help or protect the environment are what are meant to be referred to as "environmental activism." The movement's participants identify issues that threaten the planet's survival, from local to global issues, and then devise strategies to raise awareness or come up with solutions that directly address the issue.
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Which of the following best explains why early societies started keeping livestock rather than hunting for meat?
Responses
Hunters gathered less meat than the community needed.
Answer- Hunters depleted game resources in many areas.
People did not enjoy eating game meat.
People decided to only use animals only for non-food purposes.
Answers
The best explanation for why early cultures began raising cattle instead of hunting for meals is that hunters exhausted game supplies in many locations, making it more challenging to locate enough meat to feed the group. The right option is (2) Hunters depleted game resources in many areas.
Due to hunters' depletion of game supplies in many locations, early cultures began raising cattle rather than hunting for meat since it was difficult to acquire enough food to sustain expanding populations. Societies could have a consistent supply of meat and other goods like milk, wool, and leather by maintaining cattle. Animals could be grown and raised expressly for human consumption thanks to the domestication of animals, which also gave humans more control over the food supply. Agriculture was also made possible by the domestication of animals since they could be employed to plough fields and fertilize crops. Overall, raising cattle had a lot of benefits over hunting for meat, which contributed significantly to the rise of early civilizations.
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Answer: The correct answer is Hunters gathered less meat than the community needed.
Explanation: This answer has been confirmed correct.
Based on the history of hunting, hunters could no longer efficiently meet all the needs of the people, so they began keeping animals.
Fossil fuels store energy that is released when they are burned. What is the origin of the energy contained in fossil
fuels?
O the wind
O water
Oores
the Sun
Answers
Answer:
ores
Explanation:
50 POINTS PLEASE QUICK
Drag each tile to the correct location
Categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both
can be tested by
many independent
researchers
based on
observations of
natural phenomena
makes predictions
about future
event
a tentative
statement used to
guide scientific
investigations
a well-established,
highly reliable
explanation
Answers
Answer:
can be tested by many independent researchers - bothbased on observations of natural phenomena - bothmakes predictions about future events - botha tentative statement used to guide scientific investigations - hypothesisa well-established, highly reliable explanation - theoryExplanation:
A hypothesis is like a guess you make before you do any research, and a theory is like a conclusion you draw after you see the data. A hypothesis can be right or wrong, but a theory is more likely to be right because it has evidence to back it up. A hypothesis can change if you find new data that contradicts it, but a theory is stable and consistent. For instance, the Cell Theory is a theory that tells us how living things work based on what we see under a microscope and in a lab, while a hypothesis might be an idea about why some animals have different kinds of skin, like fur or scales.
Sometimes, something can be both a theory and a hypothesis, depending on how much evidence it has and how many things it can explain. A theory is a hypothesis that has passed many tests and can explain a lot of things, and a hypothesis is a theory that has not done that yet. For example, the string theory is a hypothesis that tries to tell us what everything is made of, but we don't have any data to prove it. The cell theory, however, is a theory that tells us what living things are made of, and we have lots of data to prove it.
Answer:
Answer:
can be tested by many independent researchers - both
based on observations of natural phenomena - both
makes predictions about future events - both
a tentative statement used to guide scientific investigations - hypothesis
a well-established, highly reliable explanation - theory
Explanation:
Before developing a forest management plan, the most important thing to know is the a. Soil b. Weather c. Wildlife d. All the above
Answers
Answer:
c
Explanation:
got it in class kick
Please help! I’m stuck on this one :)
Answers
Answer:
Option D is correct ..........
Answer:
It is a compound made of twenty-four total atoms.
If you have an organic sample of C-14 weighing 220g, how long will it take to be reduced to 55g of C-14?
Answers
The half-life of C-14 is approximately 5,700 years. The time it takes for a sample to decay to 55g of C-14 can be calculated using the radioactive decay formula:
\(N = N0 * (1/2)^(^t^/^T^)\)
Where:
\(N_0\) = initial amount of the substance (in this case, 220g)
N = final amount of the substance (in this case, 55g)
t = time
T = half-life of the substance (in this case, 5,700 years)
To solve for t, we can rearrange the formula as follows:
t = (ln(N/N0)) * T / ln(1/2)
Substituting the given values:
t = (ln(55/220)) * 5,700 / ln(1/2)
t ≈ 11,400 years
Therefore, it would take approximately 11,400 years to reduce a biological sample of C-14 weighing 220 grams to 55 grams of C-14.
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A barista is asked to make a customer an iced tea. They pour a cup of cold
water, add ice cubes and a teabag. Fifteen minutes later the brew is not yet
ready, and the customer is getting annoyed. They fetch their boss who tells
them that iced tea is made by adding the teabag to hot water first and then
cooling it down. Why is this?
Answers
One must use hot water because the temperature allows to extract the flavour in a more efficient way.
Why we must use hot water?The process of making iced tea by adding the teabag to hot water first and then cooling it down is a common practice for several reasons:
Extraction of Flavor: Hot water helps to extract the flavor compounds from the tea leaves more efficiently. When tea is steeped in hot water, the heat causes the compounds responsible for flavor and aroma to dissolve into the water more readily, resulting in a stronger and more flavorful brew.
Infusion of Tea Leaves: The hot water allows the tea leaves to fully infuse and release their flavors, oils, and other components into the water. This process contributes to a more robust and well-rounded taste profile.
Dilution and Consistency: When iced tea is made with hot water first, it is usually brewed to be slightly stronger than desired. This is because the ice added later will dilute the brew to the desired strength. By initially brewing the tea with hot water, the dilution caused by adding ice cubes ensures that the final drink is not weak or watery.
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The brain and spinal cord are part of the _______ nervous system. The electrical charges that act as nervous signals are called _______. Jellyfish do not have a brain. Instead their nervous system is called a _______. After nervous systems began to develop in bilaterally symmetric animals, some developed ventral, or front, nerve cords, while chordates developed _______ nerve cords. Skeletons that allow for movement by using muscles and squeezing liquid to change the body shape are called _______ skeletons. _______ do not grow with arthropods, and so occasionally must be shed and regrown from chitin. Muscles move endo- and exoskeletons by _______. _______ is the joining of two gametes called sperm and egg. A fish that lays her eggs in a cluster is initiating _______ fertilization. _______ are an adaptation by reptiles to allow for reproduction and embryo development on land. Describe three different strategies used by three different animals to thermoregulate. If you see a snake coiled up in a sunny patch of grass, what can you probably conclude about the type of thermoregulator it is. Why?
Answers
The brain and spinal cord are part of the central nervous system.
The electrical charges that act as nervous signals are called action potentials or nerve impulses.
Jellyfish do not have a brain. Instead, their nervous system is called a nerve net.
After nervous systems began to develop in bilaterally symmetric animals, some developed ventral nerve cords, while chordates developed dorsal nerve cords.
Skeletons that allow for movement by using muscles and squeezing liquid to change the body shape are called hydrostatic skeletons.
Exoskeletons do not grow with arthropods, and so occasionally must be shed and regrown from chitin.
Muscles move endo- and exoskeletons by contracting and relaxing.
Fertilization is the joining of two gametes called sperm and egg.
A fish that lays her eggs in a cluster is initiating cluster or mass fertilization.
Amniotic eggs are an adaptation by reptiles to allow for reproduction and embryo development on land.
Describe three different strategies used by three different animals to thermoregulate.
Elephants: Elephants thermoregulate by using their large ears as cooling devices. They flap their ears to increase surface area and enhance heat loss through evaporative cooling.Desert Lizards: Desert lizards employ behavioral thermoregulation by basking in the sun to absorb heat and warming their bodies. They also retreat to shade or burrows to avoid excessive heat when needed.Penguins: Penguins have a unique thermoregulation strategy. They huddle together in large groups to conserve body heat and shield themselves from the cold Antarctic winds, effectively reducing heat loss and maintaining body temperature.If you see a snake coiled up in a sunny patch of grass, what can you probably conclude about the type of thermoregulator it is. Why?
If you see a snake coiled up in a sunny patch of grass, you can probably conclude that the snake is an ectotherm. Ectotherms rely on external heat sources, such as the sun, to regulate their body temperature. By basking in the sun, the snake absorbs heat, which helps raise its body temperature to a suitable level for proper physiological functioning.
Answer:
1. central
2. action potential
3. nerve net
4. dorsal
5. hydrostatic
6. Exoskeletons
7. contraction/contracting
8. Fertilization
9. external fertilization
10. Eggs
11. Animals with fur thermoregulate by panting. Winged birds will flap against their mouths/heads to dissipate heat. Humans will produce sweat to evaporatively cool. Polar bears have developed blubber. Bears drop body temperatures during hibernation.
12. Seeing a snake using the warmth of the sun leads us to conclude that it is likely a thermo conformer that cannot produce its own body heat.
Q.Why are some diabetes patients treated by giving insulin injections ?
Q. The gap between two neurons is called ------.
Answers
➜ The insulin hormone controls the metabolism of sugar. When pancreas does not produce or secrete sufficient amount of insulin into blood, then the sugar level in the blood rises. Therefore, the patient excreates sugar (glucose) in urine, feels excessive thirst and also urinates excessively. The people having severe diabetes are treated by giving injections of insulin.
➜ Synapse.
Insulin injections are given to individuals suffering from type 1 or type 2 diabetes. It is used when oral medication becomes ineffective. Insulin injections work by helping to move sugar from the blood into the body's cells. Moreover, it also inhibits the liver from producing more sugar.
Select the photosynthetic molecule that gives halobacteria its unique color.
a.) Caratenoids
b.)Thylakoids
c.)Bacteriochlorophylls
d.)Bacteriorhodopsin
Answers
Answer:
Bacteriorhodopsin
Explanation:
Purple Halobacterium species owe their color to bacteriorhodopsin, a light-sensitive protein.
Haven is to sanctuary as____
A) amiss is to awry
B) dominant is to servile
C) fallacy is to truth
D) gullible is to skeptical
Answers
c) fallacy us to truth
it makes the most sense of all of the other options:)
How has the Douglas-fir adapted to enable its survival in the taiga biome?
a. low growing
b. perennial
C.
waxy needles
d. survive on limited nutrients
Answers
Answer:
b. perennial
Explanation:
because the Douglas fir several years because of which the area remains covered with forest and survives and adapt itself to the Taiga biome
Diagrams 1 and 2 show cells from an organism with a diploid chromosome number of 4.
> >
x x
1
2
Refer to the illustration above. Which of the cells will be a diploid cell at the completion
of division?
Answers
Both the cells will be diploid cells at the completion of division. Therefore, the correct option is B.
In diagram 1, the chromosomes are in the metaphase of cell division, that is aligned at the centre of the cell. In the next phase which is anaphase, these chromosomes are pulled apart by the spindle fibres in opposite directions. As a result, the chromosomes are split into half and each cell gets half the number of chromosomes in the form of chromatids. Thus, each cell will have 4 chromatids.
In diagram 2, the chromosomes are in the early anaphase stage. When the cell will split into two, each daughter cell will have 2 chromosomes. These chromosomes separate in the telophase and thus, each cell will have 4 chromatids.
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inquiry based pedagogy is being embraced in principle across the globe. in the last decade , it has been supported by an increasing body of research on its effectiveness. illustrate your understanding of the concept of inquiry based pedagogy with a relevant example
Answers
Inquiry-based pedagogy involves fostering curiosity and active learning. For example, students investigating real-world environmental issues and proposing solutions.
Inquiry-based pedagogy is a teaching approach that promotes active learning and critical thinking through inquiry and exploration. One relevant example of inquiry-based pedagogy is a science classroom where students are encouraged to design and conduct their own experiments. Instead of simply following instructions, students formulate research questions, develop hypotheses, plan and execute experiments, collect and analyze data, and draw conclusions. For instance, students may investigate the effect of different variables on plant growth by manipulating factors like light, water, or soil composition. This approach allows students to engage in authentic scientific practices, develop problem-solving skills, and gain a deeper understanding of the scientific method. By actively participating in their learning process, students develop a sense of ownership and become more engaged, fostering a love for learning and nurturing their ability to explore and discover knowledge independently.For more such questions on Pedagogy:
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19. The causes the water to bulge on either side of earth, resulting in high and low tides.
A. gravity
B. ocean circulation
C. Keppler Effect
D. Mars
Answers
the answer is B. also known as ocean circulation
Which of the following can be true about invasive species?
B
Invasive species are not a a threat to new
environments.
А
Invasive species increase the biodiversity of an
ecosystem
с
Invasive species can help destroy other invasive
species in an ecosystem
Answers
Answer: invasive species don’t help each other
Explanation:
Please help me identify the parts
Answers
Different cells and tissues compose the leaf. 1- Cuticle, 2- Epidermis, 3- Palisade parenchyma, 4- Lacunar parenchyma, 5- Xylem, 6- Phloem, 7- Epidermis, 8- Guard cells, 9- Stomata opening.
What cells and tissues can be identified in a leaf cross section?
In a leaf cross sections, we can identify,
Epidermis ⇒ It is the first cell layer located on the leaf surfaces. It is mono-seriated if it is composed of a single cell line. There is an upper and lower epidermis.
Cuticle ⇒ It is a layer of a cerous material secreted by cells that protect the epidermis. It is located over this it.
Parenchyma ⇒ cells located in the leaf interior with several chloroplasts. There are two main types of parenchyma,
palisade parenchyma ⇒ are cylindrical cells with little spaces in-between.lacunar parenchyma (also known as spongy parenchyma) ⇒ irregular cells with several spaces in-between.
Immerse in the parenchyma are the vascular bundles composed of the xylem and phloem. In each bundle, the xylem faces the upper part of the leaf, while the phloem faces the lower part of the organ.
Stomata are small pores on the leaf's surface that regulate gas interchange and transpiration. Their opening is regulated by two guard cells that are surrounding them.
In the exposed example,
1- Cuticle
2- Epidermis
3- Palisade parenchyma
4- Lacunar parenchyma
5- Xylem
6- Phloem
7- Epidermis
8- Guard cells
9- Stomata opening
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Is a plant killing other vegetation good or bad? Explain why.
Answers
Answer:
yes if we just go around killing plants then we will eventually run out very sad but it would lead to nothing good so bad
Explanation:
Answer:i think it is bad
Explanation:fjbvhuqbv8v
How many atoms of the element hydrogen are there for each atom of oxygen in the compound we know of as 'water'?
a. 8
b. 4
c. 1
d. 2
Answers
Answer:
d
the formula is H2O
Explanation:
list the ramsar sites in kzn
Answers
Answer:
The Republic of South Africa has designated three more sites to the List of Wetlands of International Importance: Ndumo Game Reserve, the Seekoeivlei Nature Reserve, and the Natal Drakensberg Park.
Explanation:
Hope it helped..!
: D