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The biological species concept emphasizes whether populations

Select one:

can mate with each other.

look the same

have similar ecological requirements.

share common ancestry.

Answers

Answer 1

Answer:

have similar elocogical requirements


Related Questions

Why is it important for plants to be able to respond to seasonal changes?

Answers

Plants can sense changes in the seasons. Leaves change color and drop each autumn in some climates (Figure below). Leaves changing color is a response to the shortened length of the day in autumn. ... And, in the spring, the winter buds on the trees break open, and the leaves start to grow.

Which of these is a density-independent factor?
A. Forest fire
B. Food source
C. Shelter
D. Water supply

Answers

Out of the options given, the density-independent factor is: A. Forest fire. A density-independent factor is a factor that affects a population regardless of its size and density.  

What is cell?

A cell is the basic unit of life that makes up all living things, including animals, plants, fungi, and bacteria. It is the smallest structural and functional unit of an organism that is capable of performing all the functions of life, including metabolism, growth, reproduction, and responding to stimuli. A typical cell is composed of a cell membrane, cytoplasm, and a nucleus (in eukaryotic cells), or a nucleoid region (in prokaryotic cells). The cell membrane is a selectively permeable membrane that surrounds the cell and separates it from the environment, regulating the exchange of materials between the cell and its surroundings. The cytoplasm is a gel-like substance that fills the cell and contains all the organelles and structures necessary for the cell's functions. The nucleus contains the cell's genetic material, including DNA, which controls the cell's activities and is responsible for inheritance.

Here,

A forest fire can have a significant impact on a population, regardless of its size or density. Forest fires can destroy habitats, reduce food sources, and alter the physical environment, which can have a significant impact on the population. A forest fire does not depend on the size or density of a population, so it is considered a density-independent factor.

The other options, such as food source, shelter, and water supply, are density-dependent factors that can impact a population based on its size and density. As the population increases, the availability of these resources can become limited, which can affect the population's growth and survival.

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the marine animals affected by the bloom do not eat algae. How could domoic acid have poisoned these organism?​

Answers

Answer:

Domoic acid is a kainic acid-type neurotoxin that causes amnesic shellfish poisoning. It is produced by algae and accumulates in shellfish, sardines, and anchovies. When sea lions, otters, cetaceans, humans, and other predators eat contaminated animals, poisoning may result.

Explanation:

Blooms of algae affect ALL TROPHIC levels because domoic acid is a neurotoxin that accumulates in different species (e.g., shellfish, sardines, anchovies, etc) which are eaten by higher consumers (e.g., manatees and dolphins), thereby altering the equilibrium of the food chain.

A food chain refers to the transfer of matter and energy as food from different trophic levels in an ecosystem.

The food chain is sustained by organisms called producers (.e.g., algae in a marine ecosystem), which are found at the most basal level of the chain.

The primary consumers (e.g., marine invertebrates) are organisms localized at the second trophic level. These organisms (primary consumers) eat producers.

The secondary consumers are organisms found at the third trophic level, which eat primary consumers, and so successively to all major trophic groups.

Blooms of algae alter the whole food chain because domoic acid is a poison that accumulates in the body of the organisms at all trophic levels.

In consequence, marine consumers at higher trophic levels (e.g., manatees and dolphins) are also affected by blooms of algae.

In conclusion, blooms of algae affect ALL TROPHIC levels because domoic acid is a neurotoxin that accumulates in different species (e.g., shellfish, sardines, anchovies, etc) which are eaten by higher consumers (e.g., manatees and dolphins), thereby altering the equilibrium of the food chain.

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How much physical activity is recommended to prevent heart disease

Answers

Explanation:

moderate and low impact exercise can be beneficial for acid reflux problems. activities like walking, light jogging, yoga, riding a stationary bike, or swimming are good choixes! it can help you lose weight which will alleviate symptoms. my family has a really bad history of heartburn and we like to prevent it through dancing or yoga! (:

Help me plz on my biology

Answers

Answer:

no problem is the first time since I am now in number of people who are you doing today is a day off

What is a phenotypic variation?

Answers

Answer:

Mendel worked with pea plants showing complete dominance for various characteristics

- E.g. flower color, plants either have purple flowers or white flowers

- A particular genotype produces a recognizable phenotype

Explanation:

Phenotypes can cause by genes, environmental factors, or a combination of both.

Phenotypic variation, then, is the variability in phenotypes that exists in a population. For example, all people come in different shapes and sizes: height, weight, and body shape are phenotypes that vary.

Describe the convalent bond including providing examples of compounds formed through each type of bond ?

Answers

Answer:

is a chemical bond between two non-metal atoms. Like Hydrogen, Oxygen, Carbon are just few.

There is a covalent bond between the oxygen and each hydrogen in a water molecule (H 2 O). Each of the covalent bonds contains two electrons, one from a hydrogen atom and one from the oxygen atom.

Explanation:

Water or Co2 is a covalent bond that be either polar which has a negative charge and positive charge like water that has one negative oxygen and two positive hydrogen. and non polar like Carbon bonding with carbon is both positive.

Please... I need help!!!

Tongue Rolling is a one gene trait. So where is it’s chromosome and it’s location??

Answers

Answer: One type of map uses the cytogenetic location to describe a gene’s position. The cytogenetic location is based on a distinctive pattern of bands created when chromosomes are stained with certain chemicals. Another type of map uses the molecular location, a precise description of a gene's position on a chromosome. The molecular location is based on the sequence of DNA building blocks (base pairs) that make up the chromosome. Buttt I don’t know if this is the answer your looking for. But I hope this helps in a way.

Explanation:

What can you conclude about starch, glucose and their movement across the Visking tubing? , What implications does this have for starch and glucose in the small intenstine?

Answers

Answer:

Starch molecules is too large therefore cannot pass through pores of visking tubing, glucose molecules is small enough to pass through pores of visking tubing. Visking tubing is like small intestine in this experiment, where starch is too large to be absorbed through small intestine into bloodstream, glucose is small enough to diffuse through small intestine and to be reabsorbed into bloodstream.

How can the type of bedrock under soil affect the characteristics of the soil? *

by absorbing water
by making the soil more fertile
by weathering and becoming new parent material
by providing surface area for nutrient accumulation

Answers

Answer:

by weathering and becoming new parent material

Explanation:

Soil formation occurs as a result of the the decay or the remains of plants and animals which are used up.

Weathering can be defined as the physical and chemical breakdown of rock into smaller pieces called sediment. Weathering can be classified into two categories namely;

I. Physical weathering : it is the process of breaking rocks into pieces without affecting its chemical composition e.g temperature, abrasion and frost action.

II. Chemical weathering : it is the process of breaking rocks into pieces by chemical action which leads to changes in its chemical composition e.g carbonation, hydration, plant acid and oxidation.

Hence, the type of bedrock under a soil affect the characteristics of the soil by weathering and becoming new parent material i.e the contribution of small rock particle to the soil.

There are three different alleles for the gene that determines blood type: A, B, and 0. This
type of inheritance pattern is an example of:

Answers

The type of inheritance pattern that represents an example of three different alleles that determine blood type is known as Codominance.

What is Codominance?

Codominance may be defined as a type of inheritance pattern in which the alleles are able to express themselves independently even when present together. This biological phenomenon is known as codominance.

ABO blood grouping in humans represents an example of codominance in which it is controlled by gene I which has three different alleles. Due to the three different alleles of gene I also represent an example of multiple alleles.

Therefore, the type of inheritance pattern that represents an example of three different alleles that determine blood type is known as Codominance.

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How has deforestation in Haiti altered the climate?
A)
The loss of trees resulted in less carbon being removed from the atmosphere.
B)
Deforestation has resulted in widespread extinction of plants.
C)
Without trees’ root systems to hold it in place, rains have washed away the topsoil.
D)
With fewer trees, there is less shade to keep the land cool.
E)
Deforestation has not altered Haiti’s climate.

Answers

Answer:

A)

The loss of trees resulted in less carbon being removed from the atmosphere.

Explanation:

Took the test edg

Answer:

a. The loss of trees resulted in less water vapor in the atmosphere and thus less rain.

Explanation:

Would the lack of pollinators increase or decrease the carrying capacity of
humans? *

Answers

Answer: Decrease

Explanation:

Pollinator loss could result in a high economic loss.

Which type of friction acts on an object that is not moving?

Answers

There are two main types of friction, static friction and kinetic friction. Static friction operates between two surfaces that aren't moving relative to each other, while kinetic friction acts between objects in motion.

Answer:

its static friction i got it right on edge

Explanation:

Which of the following is NOT an ecosystem
service that forests provide?
habitat for wildlife
reduce soil erosion
lumber
carbon sink
all of the choices are ecosystem services

Answers

Answer:

All of the choices are ecosystem services.

Explanation:

Trees' roots hold soil down so it doesn't move everywhere and they recycle carbon into oxygen. In addition, they provide us wood and beautiful wildlife!

Have a great day!

The ecosystem services are all the benefits provided by the ecosystem to human. Otion A) habitat for wildlife is not an ecosystem service.

What are the Ecosystem Services?

When talking about ecosystem services, we are referring to the goods and services offered by ecosystems to human populations

There are different types of ecosystemic services:

Provision or supply:

These are the products obtained by nature to be used or consumed, directly or with previous processing.

Among them, we can mention food, clear fresh-water, fertile soils, geotic materials, raw materials (used for clothing, construction), renewable fuels, biochemical compounds, pharmacological/medicinal resources, and others.

Regulation:

Refers to ecological processes that improve life.

Among others, we might mention climate regulation, CO₂ absorption, water purification, air purification, erosion control, natural disaster avoidance such as flooding, soil formation and fertility maintenance, nutrient cycling, waste recycling, pests/plagues control, etc.

Cultural:

Refers to the benefits that are not material.

Ecosystems also provide a recreational place or area to spend time, learn. They are a spiritual/religious space, a source of inspiration. They are considered to be cultural patrimony and the source of scientific knowledge.

Among th options, the one that is not a ecosystemic service is option A) habitat for

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The number of protons plus neutrons in an atom, represented as an average of all naturally occurring forms of the element, is known as_____

Answers

It would be the atomic mass because protons and neutrons and both located inside the atom. Therefore it would equal the mass.

A. GGU UAU
B. CCT TAC
C. ACC ATA
D. UGG UAC

Answers

The answer would be UGG AUC. I just learned this too lol.

Deoxygenated blood fills this receiving room.

Answers

The Atria Are the Heart's Entryways for Blood
The left atrium and right atrium are the two upper chambers of the heart. The left atrium receives oxygenated blood from the lungs. The right atrium receives deoxygenated blood returning from other parts of the body.

The heart

The Moon's orbit of Earth is due to the attractive forces explained by Newton's Universal Law of Gravitation. What
observable phenomena naturally result from the Moon's orbit?
tides
seasons
solar flares
volcanic eruptions

Answers

The answer is tides.

Explanation: high tides and low tides are caused by the moon. The moons gravitational pull generates the tidal force

why is there a crisis if "energy can neither be created or destroyed"?

Answers

Answer: Scientists say that energy can neither be created nor destroyed, so therefore it is impossible for there to be an energy crisis.

Explanation:

I'm pretty sure I'm right

Answer:

There is a problem because if energy is created as machines worked everything would speed up until it breaks, and if energy was destroyed as machines worked everything would eventually slow down and stop. So in both cases the world would end, a whimper in one a bang in the other.

Explanation:

Reference: How things Work Now(book)

Are landslides considered a form of weathering, erosion, or deposition? Explain your answer.

Answers

Answer:

erosion

Explanation:

Landslides are actually a very extreme, fast-acting method of erosion: They transfer sediment down a slope and deposit it at the end of their path. The sediment a landslide deposits is known as its talus. The five agents of erosion are wind, waves, running water, glaciers and gravity.

What is the probability?

Answers

Answer:

50

Explanation:

their child has a 50% chance of having boss type o and a 50% chance of having blood type a


What are some of the challenges one encounters in marketing orchard products?

Answers

Explanation:

One of the challenges may occur is achieving cleanliness, neatness, and order because orchard may be dirty at some point give its assosciation with actual dirt and moist.

Produces 4 haploid cells that each have 23 chromosomes. Does this happen for mitosis, meiosis, or both?

Answers

Answer:

Meiosis

Explanation:

Because it forms 4 daughter cells which are haploid (half the amount of  chromosomes as parent cell )

what is the main difference between vertebrates and invertebrates​

Answers

Answer:

vertebrates have backbone and invertebrates don't have backbone

vertebrates eg; goat,fish,cow

invertebrates eg: jelly fish ,snail, earthworm

Answer:

Invertebrates are those that do not possess a vertebral column or backbone while Vertebrates are those where vertebral column or backbone is present.

Invertebrates are those that do not possess a vertebral column or backbone while Vertebrates are those where vertebral column or backbone is present.The main difference between vertebrates and invertebrates is that invertebrates, like insects and flatworms, do not have a backbone or a spinal column. Examples of vertebrates include humans, birds, and snakes.

Explain why you think science is important?

Answers

Explanation:

Science is valued by society because the application of scientific knowledge helps to satisfy many basic human needs and improve living standards. Finding a cure for cancer and a clean form of energy are just two topical examples. ... Education could become the most important application of science in the next decades.18-Aug-2014

Answer:

for medicine,agriculture,food production,natural product...etc

Antibiotics can be used to kill the specific pathogenic bacterium, Mycobacterium tuberculosis, that causes tuberculosis. The appearance of antibiotic-resistant strains has made it more difficult to cure M. tuberculosis infections. These antibiotic-resistant bacteria survive and pass on the genes to their offspring, making the resistant phenotype more common in the population. DNA analysis indicates that the genes for antibiotic resistance are not normally present in bacterial chromosomal DNA. Which of the following statements best explains how the genes for antibiotic resistance can be transmitted between bacteria without the exchange of bacterial chromosomal DNA?

a. The antibiotic-resistant bacteria release a hormone that signals neighboring bacteria to become resistant.
b. The genes for antibiotic resistance are located on a plasmid that can be passed to neighboring bacteria.
c. The antibiotic-resistant bacteria are the result of bacteria that specifically modify their own chromosomal DNA to neutralize the antibiotics
d. The antibiotic alters the bacterial genome of each bacterium, which results in an antibiotic-resistant population.

Answers

Answer:

b. The genes for antibiotic resistance are located on a plasmid that can be passed to neighboring bacteria.

Explanation:

Transformation is a genetic process by which bacteria take up foreign genetic material from the surrounding environment. In consequence, this process does not involve direct cell-to-cell interaction. Transformation allows the occurrence of horizontal gene transfer (HGT) events among different bacteria capable of exchanging extrachromosomal DNA plasmids, thus increasing genetic diversity in bacteria. Many different types of bacteria can acquire foreign genes, including antibiotic resistance genes, by HGT events involving plasmids, transposable elements, bacteriophages, etc.

In which life stage do humans start to talk, read, and
write?

Answers

Answer:

In Stage 1 (initial reading, writing and decoding), typically between the ages of 6 and 7 years old, the child is learning the relation between letters and sounds and between print and spoken words.

Hope it helped!!!

Answer:

In Stage 1 (initial reading, writing and decoding), typically between the ages of 6 and 7 years old, the child is learning the relation between letters and sounds and between print and spoken words

Energy (check all that apply)

a. can be transferred
b. can be transformed
c. can be created or destroyed
d. cannot be created or destroyed

Answers

A, B , D
explanation:

what is the speed of a car that travels 485 meters in 15 seconds

Answers

The answer would be C. 32.3 m/s
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An activity cost pool accumulates costs for ______ activity measure(s) Consider the following scenarios. Which heuristic do they illustrate? Why does that heuristic lead to less-than-optimal decision making? a. Cindi gets a larger tax refund than expected and decides to splurge on some fancy jewelry. b. George has met two people who work for BuytNow, Inc. and both were very aggressive. George decides he does not want to apply for a job with BuyItNow, Inc. because of their aggressive culture. c. After seeing reports of a shark attack in the news, Mary refuses to go swimming while on vacation. d. Paul goes grocery shopping and sees an ad for chicken broth saying limit 10 per customer'. Paul decides to purchase 10 boxes even though he only needs two. A two-tailed test is performed at 95% confidence. The p-value is determined to be 0.09. The null hypothesis: a. Must be rejected b. Should not be rejected c. Could be rejected, depending on the sample size d. Has been designed incorrectly the derivative of the function f is given by f(x)=excos(x2), for all real numbers x. what is the minimum value of f(x) for 1x1? "It is the covariance, not the correlation, that is important in the mean-variance model for portfolio selection". This statement is:A. FalseB. TrueC. need more information to answer the question the vertical lines indicated in this model of a fold and threat belt likely represent ______. TRUE/FALSE. Qualcomm has introduced a line of processors designed to expedite contextual computing. Which of the following statements regarding the activities of Forman Corp. is true? a. Revenues decrease Forman's stockholders' equity. b. None of these choices are correct. c. Expenses increase Forman's stockholders' equity. d. Expenses decrease Forman's stockholders' equity. if the atmospheric partial pressure of nitrogen is 593.5 at sea level, what is the percentage of nitrogen in the atmospheric air T/F :a type of software that overwrites supposedly empty sectors with random zeros and ones. which type of security assessment notifies the customer of vulnerabilities but does not actively or intentionally exploit them? the nurse is interpreting the external fetal monitoring strips for ms. patton while she is in active labor. which findings indicate that the fetus is tolerating labor a layer of dense connective tissue that covers the entire eyeball except the cornea is called most important african state to emerge from islamic revival of the eighteenth and nineteenth centureies? true or false: because the monopolist is a single seller of a product with no close substitutes, it can obtain any price for its good that it wants. The equation of line, L is given by r=3i+3j-k+t 2i-j+3k Find an Cartesian equation for the plane pi which contains L and the origin. an aqueous solution contains 10000 times more hydronium ions than hydroxide ions. what is the concentration Which of the following would not appear in the operating activities section of a statement of cash flows prepared under the direct method?a. Cash receipts from customers.b. Cash paid for income taxes.c. Gain on sale of equipment.d. Cash paid to employees. which electronic transition in a hydrogen atom is associated with the largest emission of energy? data sheet and periodic table n = 2 to n =1 n = 2 to n = 3 n = 2 to n = 4 n = 3 to n = 2 an ultracentrifuge accelerates from rest to 9.95105 rpm9.95105 rpm in 2.23 min2.23 min . what is its angular acceleration in radians per second squared?