Podemos afirmar que una comunidad ´presenta una gran biodiversidad cuando, a)La diversidad taxonómica es variada. b)El número de organismos es pequeño. c)La superficie del terreno es extensa. d)La competencia entre los organismos es severa.

We can confirm, based on the type of skeleton and lack of a respiratory organ, that a worm will die if it dries out due to the fact that the exchange of gases happens through the mucus on its skin.

As stated in the question, Earthworms do not possess any form of respiratory organs. To account for this, they have evolved the ability to breathe through their skin. This ability is due to what is known as a hydrostatic skeleton, possessed by most annelids.

This skeleton is covered in mucus and allows the exchange of gases with its surroundings, therefore, if the worm were to dry up, the mucus that encases the skeleton would harden and thus prevent the interchanging of oxygen and carbon dioxide. Effectively, the worm would not be able to breathe and would die.

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Answer:

dont know hope it helpsjcjdjc

Answer: Hemoglobin is crucial for oxygen transport in the blood because oxygen has a low solubility coefficient in water. :)

the last phosphate bond is broken.

that's called a macroergic bond between the 3rd and 2nd phosphate groups

Energy is released from ATP when a fourth phosphate is added to the molecule the last phosphate bond is broken.

ATP, sometimes referred to as adenosine triphosphate, is a chemical that transports energy inside of cells. It is produced as a byproduct of photophosphorylation, which adds a phosphate group to a molecule using light energy, cellular respiration, and fermentation. It serves as the primary energy currency of the cell.

All forms of life utilize ATP. In addition to being used as an energy source, it is also integrated into deoxyribonucleic acid (DNA) during DNA synthesis and utilized in signal transduction pathways for cell communication.

Therefore, Energy is released from ATP when a fourth phosphate is added to the molecule the last phosphate bond is broken.

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Answer:

C

Explanation:

Answer:

C. It is cold and dense so it rises

Explanation:

"Molten rock, i.e., magma, is less dense and more buoyant than the surrounding rock, as a result magma rises through Earth's crust. Most magma is trapped in the crust, but some erupts onto the Earth's surface as lava."

Answer: Enzymes help speed up chemical reactions in the human body. They bind to molecules and alter them in specific ways. They are essential for respiration, digesting food, muscle and nerve function, among thousands of other roles.

Most people's height is determined primarily by a combination of genetic variants with modest effects on height, as well as a smaller contribution from environmental factors (such as nutrition).

More than 700 such gene variants have been identified, with many more expected. Human characteristics such as height, eye color, and hair color vary slightly because they are controlled by many genes, each of which contributes a small amount to the overall phenotype. Height, skin color, and eye color are three examples of polygenic traits in humans. Multiple genes control these characteristics. Polygenic traits do not follow Mendel's pattern of inheritance because multiple genes are involved.

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The length of EG in triangle EDG is 26.

According to the triangle angle bisector theorem the line that divides a corner of a triangle into two equal parts will have the ratio of the side divided by the line to the other sides of the triangle.

GF ÷ FE = DG ÷ DE

(x + 10) ÷ x = 54 ÷ 24

(x + 10) ÷ x = 9 ÷ 4

9x = 4 × (x + 10)

9x = 4x + 40

9x - 4x = 40

5x = 40

x = 40 ÷ 5

x = 8

EG = EF + FG

EG = x + x + 10

EG = 8 + 8 + 10

EG = 26

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The acid-fast results for M. smegmatis and B. subtilis are as follows:

M. smegmatis: Shape: M. smegmatis is a rod-shaped bacterium, specifically a bacillus. Arrangement: It typically forms individual cells or can occur in pairs or short chains. Acid-fast results: M. smegmatis is acid fast, which means it retains the primary stain (such as carbol fuchsin) even after being subjected to an acid wash. As a result, the bacterial cells appear red or pink in color under a microscope. Color of the background: The background appears colorless or pale. B. subtilis: Shape: B. subtilis is also a rod-shaped bacterium, specifically a bacillus. Arrangement: It can occur singly, in pairs, or in long chains. Acid-fast results: B. subtilis is not acid-fast, which means it does not retain the primary stain after the acid wash. Instead, it loses the primary stain and takes up the counterstain (such as methylene blue) used in the acid-fast staining procedure. Therefore, the bacterial cells appear blue or purple in color under a microscope. Color of the background: The background appears colorless or pale.

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Answer:

In the nitrogen fixation process, nitrogen fixing bacteria converts the N2 in the atmosphere into NH3 (ammonia). This bacteria binds hydrogen molecules with the gaseous nitrogen to form ammonia in the soil. ... From the conversion of ammonia to nitrites, bacteria also aids in this process called nitrification

Explanation:

(a) Both plants have a height of 1 foot at t=1.

(b) After 2 years: Species A ≈ 1.693 feet, Species B ≈ 6.389 feet.

After 10 years: Species A ≈ 3.303 feet, Species B ≈ 22025.465 feet.

After 100 years: Species A ≈ 5.605 feet, Species B ≈ 2.6881171418 x 10^43 feet.

(c) Species A takes about 6.389 years, Species B takes about 1.693 years to double their height.

(d) Species A takes about 54.598 years, Species B takes about 2.386 years to double height again.

(e) Species A takes about 19.304 years, Species B takes about 1.098 years to reach 3 feet tall.

(a) To show that the plants have the same height at time t=1, we need to evaluate the height functions L(t) and E(t) at t=1. For species A, the height function is L(t) = ln(t) + 1. Substituting t=1, we get L(1) = ln(1) + 1 = 0 + 1 = 1 foot. For species B, the height function is E(t) = e^t - 1. Substituting t=1, we get E(1) = e^1 - 1 = e - 1 ≈ 1.718 feet. Therefore, both species A and B have a height of 1 foot at t=1.

(b) To find the heights of each plant after 2, 10, and 100 years, we evaluate the height functions L(t) and E(t) at those time points. For species A, we have L(2) ≈ 1.693 feet, L(10) ≈ 3.303 feet, and L(100) ≈ 5.605 feet. For species B, we have E(2) ≈ 6.389 feet, E(10) ≈ 22025.465 feet, and E(100) ≈ 2.6881171418 x 10^43 feet.

(c) To determine how long it takes for each plant to double its height (reach 2 feet tall), we set the height functions L(t) and E(t) equal to 2 and solve for t. For species A, we have ln(t) + 1 = 2, which gives t ≈ 6.389 years. For species B, we have e^t - 1 = 2, which gives t ≈ 1.693 years. Thus, it takes approximately 6.389 years for species A and 1.693 years for species B to double their heights.

(d) To find how long it takes to double their height again (reach 4 feet tall), we set the height functions L(t) and E(t) equal to 4 and solve for t. For species A, ln(t) + 1 = 4 gives t ≈ 54.598 years. For species B, e^t - 1 = 4 gives t ≈ 2.386 years. Comparing with part (c), we can see that species A takes a significantly longer time to double its height again compared to species B.

(e) To determine how long it takes for each plant to reach 3 feet tall, we set the height functions L(t) and E(t) equal to 3 and solve for t. For species A, ln(t) + 1 = 3 gives t ≈ 19.304 years. For species B, e^t - 1 = 3 gives t ≈ 1.098 years. Comparing with part (c), we observe that species A takes a much longer time to reach 3 feet compared to doubling its height, whereas species B reaches 3 feet much faster than doubling its height.

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Answer:

It is a living plant or animal, or a single celled orgasim...OOP organism. Just playing lol

Explanation:

For photosynthesis, the correct relationship is produces glucose and oxygen.

Photosynthesis is the process by which plants use sunlight to convert carbon dioxide and water into glucose and oxygen. Chlorophyll is a green pigment found in chloroplasts that captures sunlight and uses it to drive photosynthesis.

Oxidation-reduction reactions are a type of chemical reaction that involve the transfer of electrons. Photosynthesis is a redox reaction, as it involves the transfer of electrons from water to carbon dioxide. The light-dependent reactions of photosynthesis use sunlight to split water molecules into hydrogen ions and oxygen gas. The Calvin cycle uses the energy from NADPH and ATP to convert carbon dioxide into glucose.

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Answer:

a tornado i think if not i dont know

All cells in our bodies, other than eggs and sperm, reproduce through a process called mitosis.The correct option is D.

Mitosis is a type of cell division that results in two daughter cells, each having the same number of chromosomes as the parent cell. This process is important for growth, repair, and maintenance of tissues in the body.

During mitosis, the nucleus of the cell divides into two identical nuclei, followed by the division of the cytoplasm, resulting in two identical daughter cells. Mitosis is a continuous process that is divided into four stages: prophase, metaphase, anaphase, and telophase.

These stages ensure that each daughter cell receives an identical set of chromosomes, ensuring genetic continuity. Hence D is the correct option.

The complete question is:

All cells in our bodies, other than eggs and sperm, reproduce through a process called?  A) fertilization. B) osmosis. C) meiosis. D) mitosis.

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"Lord of the Flies" tells the story of a group of young boys who find themselves alone on a deserted island.

William Golding's novel "Lord of the Flies" was published in 1954. The story follows a group of boys who become stranded on an uninhabited Pacific Ocean island and are forced to survive without adult supervision. As they struggle to survive and establish order among themselves, the boys become more savage and violent, eventually devolving into total anarchy and chaos.

"Lord of the Flies" is fundamentally a commentary on the inherent darkness and savagery that exists within human nature even in the absence of external authority and societal norms. Golding uses the boys on the island as a microcosm of human society to explore themes of power, corruption, and civilization's frailty. The novel's characters and events serve as a warning about the dangers of unchecked human impulses and the importance of social order and moral restraint.

While "Lord of the Flies" is frequently studied in schools and universities as a work of literature, it has also been interpreted as a political allegory and a critique of the totalitarian regimes that emerged in the aftermath of World War II.

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Answer:

all of above

Explanation:

Answer:

C. A section of DNA that codes for traits.

Answer:

Option D i.e. letter K is used to abbreviate carrying capacity...hope this helps:)

Common Side Effects: Nicotine is known to cause decreased appetite, heightened mood, increased heart rate and blood pressure, nausea, diarrhea, better memory, and increased alertness.

The total surface area of a human lung is = 1,120m²

An alveoli is part of the lungs in the respiratory system where the exchange of gases between the blood and the tissue takes place.

The average number of alveoli in each human lung = 280 million

The average surface area of 1 million alveoli = 0.25 m²

If 1 million = 0.25 m²

280 million = X m²

Make X m² the subject of formula,

X m²= 280 × 0.25/1

x m² = 1,120m²

Therefore, the total surface area of a human lung is = 1,120m²

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Answer:

The answer is B

Explanation:

It is the only answer that actually makes sense

Answer. I believe it is c I am new and not no Einstein maybe I’m a goldfish but I want to say c or d

Explanation:

Exponentially meaning (with reference to an increase) more and more rapidly

Enzymes that are always present, regardless of the amount of substrate, are called constitutive enzymes.

These enzymes are required for essential cellular processes and are constantly active in the cell. They are synthesized in a constant amount in the cell and do not require any regulation. Unlike inducible enzymes, constitutive enzymes do not require a signal or external stimuli to be produced. Examples of constitutive enzymes include enzymes involved in glycolysis, citric acid cycle, and oxidative phosphorylation.

These enzymes are crucial for energy production and maintenance of cellular metabolism. Overall, constitutive enzymes play a vital role in maintaining the normal functioning of the cell and are an important part of the cellular machinery.

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1 - Water in reservoir for storage and sedimentation

2 - Water in holding tanks for settling and aeration

3 - Filtration through coal and sand beds

4 - Chemical disinfection with chlorine

The process of removing unwanted chemicals, biological contaminants, suspended solids, and gases from water is known as water purification. The goal is to create water that is suitable for specific uses. The majority of water is purified and disinfected for human consumption (drinking water), but water purification can also be used for medical, pharmacological, chemical, and industrial purposes.

Water purification methods have varied throughout history. Physical processes such as filtration, sedimentation, and distillation are used; biological processes such as slow sand filters or biologically active carbon are used; chemical processes such as flocculation and chlorination are used; and electromagnetic radiation such as ultraviolet light is used.

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Answer:

It produces molecules of ATP

Explanation

The electrons transfer their energy to the proteins in the membrane providing the energy for hydrogen ions to be pumped across the inner mitochondrial membrane.

Hope this helps you

Answer:

mark me as Brainlist.

Explanation:

A) it's produce molecules of ATP.

Answer:

The answers in the blank spaces:

1. Upstream

2. RNA

3. Terminator

Explanation:

This question is describing the process of transcription, which is the process whereby DNA template is used to synthesize an mRNA molecule. Transcription involves three stages viz: initiation, elongation and termination.

- DNA strands run in 1 of 2 directions depending on which end of the strand is free and which end has a phosphate bond. One direction is 5' to 3' (UPSTREAM) and the other direction is 3' to 5' (downstream). An enzyme called RNA polymerase binds to the DNA at the TATA box and unzips the double helix (INITIATION).

- Working along the DNA chain, RNA polymerase reads the DNA nitrogenous bases and matches RNA nitrogenous bases from the nucleus (uracil instead of thymine). As it moves, RNA polymerase re-zips the DNA behind it and lets the mRNA separate from the DNA (ELONGATION).

- It continues to do this until it reaches a sequence downstream called a TERMINATOR signal (TERMINATION). In other words, RNA polymerase copies the DNA sequence downstream of the TATA box into an mRNA strand.

Yes, they do eat turkey on thanksgiving unless they don't like the taste of it.

Answer:

1.) The scientific name for a species has how many parts?

B. 2 parts

2.) Arrange the taxa from more specific to most general.

Kingdom, phylum, class, order, family, genus, and species

3.) Study the picture. The animals here are grouped together in the same

4.) How does the modern system compare to Linnaeus's original system?

Our modern system of classification is different from previous systems because we now have eight levels of classification.

5.) How have the organisms in the old Kingdom Monera been reclassified today?

Biologists found out that the old Kingdom Monera consists of two different kinds of bacteria.

6.) What are the three domains?

Archaea, Bacteria, and Eukarya

7.) Which four of the six kingdoms are grouped together in the same domain?

8.) Identify the kingdom for each of these organisms.

9.) A common ancestor and all its descendants make up a

A. clade

10.) The members of which domain are most apt to live in harsh habits, such as brine pools or volcanic hot springs?

A. Archaea

11.) Which cell structure distinguishes members of the domain from other organisms?

D.) Nucleus

12. What do the lines in the diagram represent?

13.) What is represented by the intersection of two lines in the diagram?

14.) How do derived genetic characters help reveal evolutionary relationships?

The derived character in organisms reveals the trait that was passed on from the common ancestors.

15.) Why can differences in mitochondrial DNA be used as derived characters?

Because mitochondrial DNA can be inherited from the parent into its offspring, it can be used as a derived character.

16.) What does a model called the tree of life show about living things?

The tree of life demonstrates the connection that exists between living things.

17.) Give an example of a kingdom from an older classification scheme that is not a valid clade. Why is it not valid?

Kingdom Protista is not a valid clade because it does not form any monophyletic group.

18.) What does the term phylogeny describe about organisms?

The evolutionary history of a species or group of related species.

19.) How is a derived character different from other shared traits of a clade?

A derived character is one that evolved in the lineage leading up to a clade and that sets members of that clade apart from other individuals.

Explanation:

Sorry but 7, 8, 12, and 13 I don't know how to answer them but I'll keep trying to.

Answer: a protein is not synthesized .

Explanation: i misread the answer above me and got it wrong so it showed me the correct answer .

The Frank-Starling law of the heart states that the force of contraction of the cardiac muscle is directly related to the initial length or stretch of the muscle fibers. In simpler terms, when the cardiac muscle is stretched, it contracts more forcefully.

The cardiac muscle fibers have an inherent property that enables them to generate greater force when they are stretched. This property is due to the increased overlap of actin and myosin filaments within the muscle fibers when they are elongated. When the muscle fibers are stretched, the actin and myosin filaments have a more optimal arrangement, allowing for stronger and more efficient muscle contractions.

Now, let's discuss how the Frank-Starling law allows for the matching of venous return and stroke volume. The stroke volume refers to the amount of blood pumped out of the heart with each heartbeat, while venous return refers to the amount of blood flowing back to the heart from the veins.

According to the Frank-Starling law, the initial length or stretch of the cardiac muscle fibers, known as the end-diastolic volume (EDV), determines the force of contraction. When there is an increase in venous return, more blood fills the heart during diastole, leading to an increase in the EDV. This increased volume stretches the muscle fibers of the heart.

The stretched muscle fibers, in turn, generate a more forceful contraction during systole, leading to a larger stroke volume. This increased stroke volume effectively matches the increased venous return, maintaining the balance between the amount of blood entering the heart and the amount of blood pumped out.

It's important to note that the Frank-Starling law is influenced by two other factors: preload and afterload. Preload refers to the degree of stretch of the cardiac muscle fibers before contraction, primarily determined by the volume of blood in the ventricles at the end of diastole. Afterload, on the other hand, refers to the resistance the heart must overcome to eject blood during systole, usually represented by the pressure in the aorta.

The relationship between preload, afterload, and stroke volume is depicted by the Starling curves. These curves illustrate how changes in preload (EDV) can affect stroke volume. When preload increases, the Starling curve shifts upward, indicating an increase in stroke volume. However, if afterload increases (such as in conditions like hypertension), the curve shifts downward, reducing the stroke volume.

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