Which of the following explosions how the map shows eveidence for the existence of Pangaea

Answer:

One thing I know from school is that plants can end up taking all of the water from other plants if you don’t spread them out enough. They also can end up growing over another plant which can eventually if not fixed strangle the other plant and that ends up killing it.

Explanation:

these are my own examples I’m learning about this isn’t science or I was earlier this year which is why I know this.

Answer:

Two different ways that plant compete against eachother is...

1. Competing for food, light, water etc.

2. If you grow two plants next to eachother they will take over eachother's sunlight and start to shade eachother.

Explanation:

I learned this just a few months ago in my biology class.

Answer: in the ocean where plates move away from each other

Explanation:

I just got 100%

The divergent boundary most likely to be found in the ocean where plates move away from each other. Thus, option A is correct.

The plate tectonic boundaries has been defined as the convergent and divergent boundaries, together with transform boundaries, are types of plate tectonic boundaries. The convergent boundaries are where tectonic plates come together.

This results in the formation of mountains and subduction zones. The opposite of this is the divergent boundary. The divergent boundaries are where tectonic plates move apart from each other. At the divergent boundaries, oceanic crust has been created.

Most such faults are tracked down in maritime outside, where they oblige the horizontal offset between sections of disparate limits, framing a crisscross example. This is a consequence of diagonal ocean bottom spreading where the bearing of movement isn't opposite to the pattern of the generally dissimilar boundary. Fewer such faults are tracked down ashore, albeit these are by and large better-referred to, like the San Andreas Fault.

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Frame shift mutations would be most harmful to a population of organisms. ​

A frameshift mutation is a genetic mutation caused by indels of a number of nucleotides in a DNA sequence that is not divisible by three. Due to the triplet nature of gene expression by codons, the insertion or deletion can change the reading frame, resulting in a completely different translation from the original.

An insertion or deletion involving a number of base pairs that is not a multiple of three, which consequently disrupts the triplet reading frame of a DNA sequence.

A frameshift mutation in a gene refers to the insertion or deletion of nucleotide bases in numbers that are not multiples of three. This is important because a cell reads a gene's code in groups of three bases when making a protein.

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Answer:

nurture.

Explanation:

Nature happens according to the level of nurture given.

Answer:

The molecules will move directly across the membrane from

inside the cell to outside the cell.

Explanation:

Ape-x

Facilitated diffusion is the type of transportation that moves the ions and the molecules. The molecules are transported directly through the membrane from inside to outside. Thus, option B is correct.

Facilitated diffusion is the transportation of the molecules and ions across the cell membrane along the concentration gradient. It is a passive transport that involves the movement down the gradient.

The molecules are transported by the membrane proteins that facilitate their movement from inside of the cell towards the outer space of the cell. Unlike simple diffusion, facilitated diffusion uses energy in the form of ATP.

Therefore, the molecules present inside the cells will move directly towards the outside of the cell.

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Answer:

Change is the only thing that is constant in this world. Obviously, more discoveries would be made in the nearest future that will give their thought about science a new direction.

Explanation:

Use of steam is the integral part of process in most power plants. In geothermal power plants, thermal energy (heat) from Earth is converted to electricity.

Geothermal power plants are used to generate electricity using Earth's thermal energy.

The process requires following steps.

Thus, it can be concluded as thermal energy is converted to electricity at geothermal power plants.

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Answer:

Buoyant force

Explanation:

When an object goes underwater, if it's light enough, it'll float. If it's too heavy, it'll sink.

Answer:

Dihybrid cross

Explanation:

The difference in ATP generation between NADH and FADH2 is related to their location and the specific steps in cellular respiration's electron transport chain (ETC).

During cellular respiration, NADH and FADH2 carry high-energy electrons derived from the breakdown of glucose and other molecules. These electrons are transferred to the ETC, a protein complex embedded in the inner mitochondrial membrane. The ETC utilizes the energy from these electron transfers to pump protons across the inner mitochondrial membrane, creating an electrochemical gradient.

This gradient is then used by ATP synthase, an enzyme, to produce ATP. NADH enters the ETC at an earlier stage, while FADH2 enters at a later stage. This difference in entry points affects the number of protons pumped across the membrane, resulting in a difference in ATP production.

Every NADH molecule that enters the ETC can contribute enough energy to pump about 10, which when passing back through ATP synthase generate enough energy to produce approximately 2.5 ATP molecules. On the other hand, for every FADH2 molecule that enters the ETC, it can only contribute enough energy to pump 6 protons. Therefore, the resulting proton gradient is smaller, generating approximately 1.5 ATP molecules.

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Answer:

prokaryotic

Explanation:

this is because prokaryotic don't have a nucleus they have a nucelloid. eukaryotes have a nucleus, systemic is not a type of cell.

Explanation:

stem cells are like cells that can be made into anything in the body I believe they're found in the brain stem

The ara operon is an inducible operon that controls the production of the sugar arabinose. When arabinose is present in a bacterium it binds to the protein AraC, and the complex binds to the initiator site to promote transcription. In this scenario, AraC is a(n) activator.

The process of transcription uses the DNA found in the nuceloids of bacteria cells to create messenger RNA. However, the generation of these mRNA is dependent on the intracellular state of the bacterium, such as whether or not the protein encoded by the segment is required.

Only when there is no arabinose sugar present in the cell can AraC function as a repressor in this particular bacteria. AraC will function as an activator in the aforementioned context since sugar arabinose is present.

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Answer:

Two examples of common independent variables are gender and educational level. The dependent variable is the variable being tested and measured in an experiment, and is 'dependent' on the independent variable.

Explanation:

mark brainliest plz

Answer:Very much so. But that is by my own choice so I am good with it.

Explanation:Choose to be or to not be lonely.

Answer:

YUP!!!!!!!!!!!

Explanation:

FRIENDS PLS!!!!!!!!!!

Due to cell specialization, the majority of genes in eukaryotes are individually regulated and have more complicated sequences.

Prokaryotes have operons, which are collections of genes that are controlled collectively. The regulation of gene expression in eukaryotes can occur on a variety of levels, and it is more difficult in multicellular organisms because of cell specialization. Then there are microRNAs, which through RNA interference can prevent the production of certain genes. Generic or common cells become specialized cells with specific functions through a process called cell specialization, also known as cell differentiation. Through cell differentiation, generic embryonic cells become specialized cells.

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This statement is wrong. Beta sheets are not found in all proteins.

A beta-pleated protein sheet is a type of protein secondary structure. It consists of various beta strands connected by hydrogen bonds between adjacent strands. Three to ten amino acids join together to make a β-strand polypeptide. Many proteins contain both α-helices and β-sheets, but some proteins contain only one type of secondary structure (or form neither type). A beta sheet is a type of secondary structure that describes how the backbone of a protein is arranged in space. It consists of at least two beta strands.  

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Accordin to Du Toit's list supporting the theory of continental drift, the correct options are A, C, ad D. Fossils of Glossopteris were discovered on Africa, Australia, and Antarctica.

--------------------------------

Before answering the question, let us first review some theoretical frameworks,

• The tectonic plates theory explains the movement of the different plates based on the crust movements.

• The continental drift theory explains how these movements have been taking place for millions of years.

Alfred Wegener was the first one to state the concept of continental drift.

He proposed that once all continents were together a single big continent named Pangea, and with time, they split and separated into many pieces.

The geologist Du Toit published in 1937 a list of 10 pieces of evidence that would support the theory of tectonic plates and continental drift.

Du Toit's list includes evidence of Gondwana glaciation, lithological and structural evidence, plates fitting together, and paleontological evidence.

Paleontological evidence

• Plant and animal fossils distribution suggests the existence of a big unique continent. When reconstructing the supercontinent, the areas where these fossils were found get together in the same supercontinental region.

• Glossopteris (fern) impressions are widely distributed in determined areas of Africa, South America, India, Australia and Antarctica.

• Terrestrial vertebrate fossils also support the theory. The presence of Triassic tetrapods in all continents suggests terrestrial corridors between landmasses.

Finding Glossopteris in Australia, India, South America, Antarctica and Africa suggests that continents were once together, and these species used to live in the same region.

With time, these continents diverged and got separated by the oceans. The region where Glossopteris used to live got divided.

The correct options are A, C, and D. Africa, Australia, Antarctica.

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Answer:

A C and D are the correct answer  i did the edg 2022 test

Explanation:

Accordin to Du Toit's list supporting the theory of continental drift, the correct options are A, C, ad D. Fossils of Glossopteris were discovered on Africa, Australia, and Antarctica.

--------------------------------

Before answering the question, let us first review some theoretical frameworks,

• The tectonic plates theory explains the movement of the different plates based on the crust movements.

• The continental drift theory explains how these movements have been taking place for millions of years.

Alfred Wegener was the first one to state the concept of continental drift.

He proposed that once all continents were together a single big continent named Pangea, and with time, they split and separated into many pieces.

The geologist Du Toit published in 1937 a list of 10 pieces of evidence that would support the theory of tectonic plates and continental drift.

Du Toit's list includes evidence of Gondwana glaciation, lithological and structural evidence, plates fitting together, and paleontological evidence.

Paleontological evidence

• Plant and animal fossils distribution suggests the existence of a big unique continent. When reconstructing the supercontinent, the areas where these fossils were found get together in the same supercontinental region.

• Glossopteris (fern) impressions are widely distributed in determined areas of Africa, South America, India, Australia and Antarctica.

• Terrestrial vertebrate fossils also support the theory. The presence of Triassic tetrapods in all continents suggests terrestrial corridors between landmasses.

Finding Glossopteris in Australia, India, South America, Antarctica and Africa suggests that continents were once together, and these species used to live in the same region.

With time, these continents diverged and got separated by the oceans. The region where Glossopteris used to live got divided.

The correct options are A, C, and D. Africa, Australia, Antarctica.

----------------------------------

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Reasons why microorganisms may differ in their pH requirements for growth:

Microorganisms, such as bacteria, fungi, and viruses, can vary in their pH requirements for growth due to their adaptations to different environments. pH is a measure of the acidity or alkalinity of a solution and is determined by the concentration of hydrogen ions (H+) present. The pH scale ranges from 0 to 14, with 7 being neutral, values below 7 being acidic, and values above 7 being alkaline or basic.

Here are a few reasons why microorganisms may differ in their pH requirements for growth:

Enzyme activity: pH affects the activity and stability of enzymes, which are essential for biochemical reactions within cells. Different microorganisms produce enzymes with optimal pH ranges that allow them to efficiently carry out metabolic processes. For example, acidophilic microorganisms thrive in highly acidic environments, while alkaliphiles prefer alkaline conditions.

Membrane function: pH influences the integrity and function of microbial cell membranes. Variations in pH can affect the permeability of the membrane, disrupting the transport of essential nutrients and waste products. Microorganisms that inhabit extreme environments have adapted their cell membranes to maintain stability and functionality at extreme pH values.

Competition and niche specialization: pH is critical in shaping ecological niches. Different microorganisms have evolved to thrive in specific pH ranges, allowing them to outcompete other organisms in their respective habitats. This specialization helps microorganisms to avoid competition for resources and establish their ecological niche.

Acid-base balance: Like all living organisms, microorganisms need to maintain a stable internal pH for optimal cellular function. They have various mechanisms to regulate their internal pHs, such as proton pumps and ion transporters. Microorganisms that inhabit environments with extreme pH conditions have evolved specific mechanisms to counteract the effects of acidity or alkalinity.

Interactions with host organisms: Microorganisms that interact with plants, animals, or humans often encounter different pH conditions in different host environments. For example, some pathogens thrive in the acidic environment of the stomach to cause infections, while others prefer neutral pH environments in the body's tissues. Adaptation to specific pH conditions allows microorganisms to establish and persist within their host.

It's important to note that microorganisms can exhibit a wide range of pH tolerances, and some can even survive across a broad pH spectrum. Their ability to grow and survive under different pH conditions is influenced by their genetic makeup, evolutionary history, and environmental factors.

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Answer:

Earth's orbit around the Sun . Right

ice forming on a lake . Wrong

solar energy . Right

volcanic eruptions. Right

thunderstorms. Wrong

Explanation:

The morphological identification of apoptosis primarily involves specific changes in cellular structure and organization. Among the given options, nuclear condensation (B) is the most accurate indicator of apoptosis. Let's explore this further:

INTRODUCTION:

Apoptosis is a regulated form of programmed cell death crucial for maintaining tissue homeostasis, eliminating damaged cells, and controlling various physiological processes. Morphological changes in apoptotic cells are distinct and serve as key criteria for identifying apoptosis.

BODY:

Cellular swelling (A): Cellular swelling is not characteristic of apoptosis. Instead, it is more commonly associated with necrosis, a form of cell death caused by cellular injury or trauma. Necrotic cells typically exhibit enlarged and disrupted cell structures.

Nuclear condensation (B): Nuclear condensation is a defining feature of apoptosis. During apoptosis, the chromatin within the nucleus undergoes condensation, resulting in a compact and dense appearance. This can be visualized using various staining techniques, such as hematoxylin and eosin staining or DNA-binding dyes like DAPI. Nuclear condensation is a reliable marker that distinguishes apoptotic cells from healthy or necrotic cells.

Rupture of the cytoplasm (C): Rupture of the cytoplasm is not a typical characteristic of apoptosis. In apoptosis, the cell undergoes controlled disassembly, including fragmentation of the nucleus, without significant disruption of the cytoplasmic membrane. On the other hand, cytoplasmic rupture may occur in necrosis, where the cell membrane integrity is compromised.

Rupture of the nucleus (D): Rupture of the nucleus is not a characteristic of apoptosis. During apoptosis, the nucleus often fragments into smaller, condensed structures, a process known as nuclear fragmentation or karyorrhexis. However, these fragmented nuclei do not rupture or spill their contents into the surrounding cytoplasm.

CONCLUSION:

Among the given options, nuclear condensation (B) is the most accurate morphological identification of apoptosis. This process involves the condensation of chromatin within the nucleus, resulting in a compact and dense appearance. Other features mentioned, such as cellular swelling (A), rupture of the cytoplasm (C), and rupture of the nucleus (D), are not typically observed in apoptotic cells. Understanding the morphological changes associated with apoptosis is crucial for differentiating it from other forms of cell death and studying its role in various biological processes.

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Answer: because it excretes water, salt, and urea from the body. Because it eliminates waste products by sweating.

Explanation: Skin is also considered as excretory organ because it secretes sweat and salt from our body in the form of liquid.

Answer:

A) The phospholipid heads face inward towards each other.

Explanation:

this is because the heads are attracted to water and therefore point away to get to the water on the outside of the cell. The tails point inwards to stay away from the water.

Explanation:

Form and function are intimately related in human cells. The shape and structure of cellular components are often specifically designed to carry out their respective functions effectively. For example, red blood cells are disc-shaped with a concave center, which increases their surface area for efficient oxygen and carbon dioxide exchange. Neurons have long, branching extensions called dendrites and axons, allowing them to transmit electrical signals over long distances.

Epithelial tissues are composed of closely packed cells that form protective barriers and linings in the body. They cover external surfaces (such as the skin) and line internal organs and cavities (such as the digestive tract). In contrast, muscle tissues consist of cells that are specialized for contraction and movement. There are three types of muscle tissues: skeletal muscle, responsible for voluntary movements; cardiac muscle, found in the heart; and smooth muscle, which controls involuntary movements in organs like the intestines.

Epithelial tissues primarily function in protection, absorption, and secretion. They have tightly packed cells with minimal extracellular matrix. In contrast, muscle tissues are specialized for contraction and movement. They contain long, elongated cells (muscle fibers) that can generate force. Skeletal muscle is striated and allows for voluntary movements, while cardiac and smooth muscles have different structures and functions specific to their respective roles in the body.

In summary, the relationship between form and function is evident in human cells. Cellular structures are designed with specific shapes and arrangements to perform their functions efficiently. Epithelial tissues provide protective barriers and linings, while muscle tissues enable contraction and movement. Understanding the relationship between form and function helps us appreciate the intricate design of cells and tissues in the human body.

"The partial pressure of a gas is the volume contributed by a single gas in a mixture of gasses" is False.

The partial pressure of a gas is the pressure it would exert if it existed in the same volume as the entire mixture of gasses at the same temperature. The ideal gas law states that the sum of the partial pressures of each gas in the mixture is equal to the overall pressure exerted by the mixture.

The term "volume" does not appear in the definition of partial pressure. In a mixture of gases, each gas contributes to the total pressure of the system, which is known as the mixture's total pressure. As a result, each gas has a partial pressure that is proportional to its relative amount in the mixture. The ideal gas law formula can be used to calculate the partial pressure of a gas in a mixture of gasses.

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Answer:

asexual reproduction through budding in the leaf

Certainly! The operon is a regulatory system found in bacteria and some other organisms that control the expression of genes involved in specific metabolic pathways.

The lac operon is a well-known example that controls lactose metabolism in bacteria such as E. coli. Let's explore its components and their functions: Promoter: The promoter is a DNA sequence located upstream of the operon. It serves as the binding site for RNA polymerase, the enzyme responsible for initiating transcription. Operator: The operator is a DNA sequence located within the operon. It acts as a regulatory region where a repressor protein can bind. The binding of the repressor protein to the operator can either block or allow transcription of the genes within the operon. Structural Genes: The lac operon consists of three structural genes: lacZ, lacY, and lacA. lacZ: This gene codes for the enzyme β-galactosidase, which plays a key role in lactose metabolism by cleaving lactose into glucose and galactose.

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Answer:

A biotic factor is a living organism that shapes its environment. In a freshwater ecosystem, examples might include aquatic plants, fish, amphibians, and algae. Biotic and abiotic factors work together to create a unique ecosystem.

Explanation: