When a gummy bear shrinks, is that considered hypertonic or hypotonic?

Answer:1.) is LAW and 2.) is experiment

Explanation: i already did this

Answer:

A. reproductive isolation resulting in two separated gene pools.

Explanation:

This occurs when there are two different genes that somehow get separated. This separation can be either physical separation or they just cannot reproduce together anymore. A gene pool is one type of gene for a certain trait. Blonde hair and red hair are both separate gene pools for hair color.

Answer:

option b is the right one

Incorrectly matches a molluscan group with a feature characterizing that group Nudibranchs—extensive gills in the mantle cavity. As per the given question, the correct answer would be option B.

Mollusca is a phylum of invertebrates with soft, unsegmented bodies, mollusks also include various classes like Gastropods, Bivalvia, Cephalopoda, and Polyplacophora . The majority of mollusks have shells, making them easily recognized. The molluscan body is composed of three parts: a head-foot region, a visceral mass, and a mantle. Torsion, extensive gills in the mantle cavity, a reduced head and no radula, eight calcareous plates, and a closed circulatory system are all characteristics of molluscan groups.

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Answer:

TAAC

Explanation:

A binds to T, T binds to A, and G binds to C. If the other chain is an mRNA chain, it will be UAAC.

TAAC is the corresponding sequence of bases. If the other strand is mRNA, it will read UAAC.

A nucleic acid sequence is a succession of bases that is denoted by a series of a set of five different letters. These letters show the order of nucleotides that form alleles inside a molecule of DNA or RNA It is customary to begin the presentation of a series at the 5' end and work backwards to the 3' end. In the case of DNA, the sense strand is the one that is utilised.

Adenine (A), thymine (T), guanine (G), and cytosine are the nucleotides that make up DNA. These are the four building components that make up DNA (C). The two strands of DNA are held together by chemical bonds known as base pairs, which are formed when nucleotides link up with each other to form base pairs (A with T, and G with C).

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Answer: C. What is happening in the story is the best definition of plot.

Explanation: I hope this helps!

Answer: Biomagnification refers to the process by which the concentration of a contaminant increases as you move to higher trophic levels in a food chain or food web. In other words, as organisms consume other organisms, the contaminants present in the prey accumulate and become more concentrated in the bodies of the predators.

To understand this process, let's consider an example involving a water ecosystem. Suppose a pollutant is released into the water, such as a pesticide or heavy metal. The primary producers, such as algae or aquatic plants, absorb small amounts of the contaminant from the water. As herbivorous organisms consume these primary producers, they ingest the contaminants along with their food.

Since the contaminant is not easily broken down or eliminated from the organisms' bodies, it accumulates over time. As a result, the concentration of the contaminant becomes higher in the herbivores than in the primary producers. Now, when carnivorous organisms consume the herbivores, they not only accumulate the contaminant from their own food but also from all the prey they have consumed. This leads to an even higher concentration of the contaminant in the carnivores.

Therefore, biomagnification describes the phenomenon where the concentration of a contaminant increases significantly as you move up the food chain or trophic levels. The highest concentration of contaminants is often found in top predators, such as large fish, birds of prey, or mammals, which can have adverse effects on their health and reproductive capabilities.

It's important to note that biomagnification primarily occurs for persistent and non-biodegradable contaminants that cannot be easily metabolized or excreted by organisms. These contaminants are often lipophilic (fat-soluble), which allows them to accumulate in fatty tissues and remain in the organism's body for long periods, leading to biomagnification.

Explanation:

Answer:

Rabbits will decrease in number

I think it is the immune system I'm not sure

Answer:

A. The species will extinct

Explanation:

The available energy in the African savanna is  Higher than  the available energy in the Marine ecosystem

The African savanna is located closer to the Equator and maintains a temperature of around 20 to 30° C due to the availability of enough sunlight reaching the soil and the vegetation found in the African savanna. also there is enough rainfall all year round.

The availability of sunlight and rainfall year round makes the energy levels in the African savanna higher than the energy available in Marine ecosystem.

The Marine ecosystem which consists of Freshwater water and salt water bodies have less sunlight penetrating through them and this negatively affects the available energy ( chemical / heat ) present in the marine ecosystem.

Hence we can conclude that The available energy in the African savanna is Higher than the available energy in the Marine ecosystem.

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Answer:

a, b, and e

Explanation:

......................

A heterotroph is an organism that consumes other organisms in a food chain.

So the answer is D) heterotrophs.

Plants on the other hand, are autotrophs, they are able to produce energy from solar energy, so they are the first one on the food chain.

Answer:

nucleus – the major organelle of the amoeba, located centrally; it controls reproduction (it contains the chromosomes) and many other important functions (including eating and growth). pseudopods – temporary “feet” that the amoeba uses to move around and to engulf food.

Explanation:

Hope it helps you

Mark my answer as brainlist

have a nice day

Answer:

False

Explanation:

Newton's Third Law: Action & Reaction

His third law states that for every action (force) in nature there is an equal and opposite reaction. If object A exerts a force on object B, object B also exerts an equal and opposite force on object A. In other words, forces result from interactions.Jun 30, 2022

Newton's Third Law: Action & Reaction

His third law states that for every action (force) in nature there is an equal and opposite reaction. If object A exerts a force on object B, object B also exerts an equal and opposite force on object A. In other words, forces result from interactions.Jun 30, 2022:

Newton's Laws of Motion - Glenn Research Center - NASAhttps://www1.grc.nasa.gov › newtons-laws-of-motion

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Due to hydrophobic interactions and lipids' lack of polarity, oil holds together in water. Castor beans contain the toxic protein ricin, which prevents cell protein synthesis and causes organ failure and death.

By removing a specific adenine from the large rRNA's highly conserved -sarcin/ricin loop, the ricin A chain (RTA) prevents protein synthesis. In yeast, RTA's translocation into the endoplasmic reticulum (ER) and subsequent glycosylation occurred when its own signal sequence was expressed.

Ricin works by entering a person's cells and preventing them from making the necessary proteins. Cells die without the proteins. This eventually causes harm to the entire body, which may result in death.

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Answer: A, B, and C

Explanation:

Explanation:

to be honest, I'm not 100% sure but incase no one answers, I'm like 99% sure A AND B are correct. I'm not sure about the others. I'm sorry goodluck!

Areolar Connective tissue is characterized by a loose arrangement of protein fibers and cells, whereas dense connective tissue is characterized by numerous, tightly packed protein fibers and cells.

There are two main types of connective tissue: areolar and dense. Areolar connective tissue is characterized by a loose arrangement of protein fibers and cells, whereas dense connective tissue is characterized by numerous, tightly packed protein fibers and cells.

Areolar connective tissue is found in a variety of locations in the body, including beneath the skin, around blood vessels, and in the digestive tract. This type of tissue is important for cushioning and supporting organs and tissues. In addition, areolar connective tissue helps repair damaged tissues by providing a scaffold for new tissue growth.

Dense connective tissue is found in tendons, ligaments, and bone. This type of tissue is important for providing strength and stability to the body.

Both types of connective tissue are important for the proper functioning of the body.

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Answer:A: "Where's Anna?" - B: "She's not here. She's over __________." *

1 điểm

there

here

out

in

Look at the sky! It__________. *

1 điểm

is going to rain

will rain

rains

is raining

We__________ a new car soon. *

1 điểm

get

will get

are getting

are going to get

He made __________ a sandwich. *

1 điểm

itself

himself

herself

yourself

A: "Would you like to come over for dinner?" - B: "__________." *

1 điểm

I'd love to but I have a lot of homework tonight

You're welcome

There are lots of drinks, food and desserts

I'm fine. Thank you.

A: "Let's make a new poster for our project." - B: " __________." *

1 điểm

Sure

That sounds great

Good idea

All are correct

We have a ____________ house. *

1 điểm

nice small old green

green old small nice

small nice old green

old green nice small

The children are playing _________. They are in the garden. *

1 điểm

inside

upstairs

outside

downstairs

Class *

Come in and have a seat! Help __________, children! *

1 điểm

itself

yourselves

ourselves

themselves

I am not __________ to play basketball. *

1 điểm

enough tall

tall enough

too tall

tall too

Explanation:

are organisms whose cells lack a nucleus and other organelles.

Answer: nucleus membrane-bound organelles

Explanation:

they lack a nucleus, mitochondria, and other advanced cell structures.

The FitnessGram PACER Test is a multistage aerobic capacity test that progressively gets more difficult as it continues.

The test is used to measure a student's aerobic capacity as part of the FitnessGram assessment. Students run back and forth as many times as they can, each lap signaled by a beep sound. The test get progressively faster as it continues until the student reaches their max lap score.

The PACER Test score is combined in the FitnessGram software with scores for muscular strength, endurance, flexibility and body composition to determine whether a student is in the Healthy Fitness Zone™ or the Needs Improvement Zone™.

Answer:

A

Explanation:

its carries the information needed to build a polypeptide

Answer:

I am going to say A

Explanation:

The purpose of transcription is to make RNA copies of individual genes

Please correct me If I am wrong :)

Matching each layer of the atmosphere with the appropriate description:

Troposphere: Almost all the weather occurs

Stratosphere: The atmosphere is protected

Exosphere: Living things are protected from dangerous radiation

Thermosphere: Solar activity such as auroras occur

The troposphere is the lowest layer of the atmosphere, extending from the Earth's surface up to an altitude of about 7-20 kilometers. It is where weather phenomena, such as clouds, rain, and storms, take place. The troposphere is characterized by decreasing temperature with increasing altitude.

The stratosphere is located above the troposphere, extending from about 20 to 50 kilometers above the Earth's surface. In this layer, the concentration of ozone is higher, forming the ozone layer. The ozone layer plays a crucial role in absorbing harmful ultraviolet (UV) radiation from the Sun, protecting life on Earth from the damaging effects of excessive UV radiation.

The exosphere is the outermost layer of the atmosphere, starting around 500 kilometers above the Earth's surface. It is a transitional region between Earth's atmosphere and outer space. In the exosphere, the atmosphere becomes extremely thin, consisting mainly of individual gas molecules and ions. This layer provides protection to living things from dangerous radiation, as the high altitude and low density of particles limit the absorption of harmful radiation.

The thermosphere is located above the mesosphere and extends up to about 600 kilometers or higher. It is characterized by high temperatures, reaching several thousand degrees Celsius, although the density of particles is very low. The thermosphere is where solar activity, such as the occurrence of auroras (northern and southern lights), takes place. The highly energetic particles from the Sun interact with the gases in this layer, resulting in the beautiful displays of auroras.

It's important to note that the layers of the atmosphere are not sharply defined boundaries but gradually transition into one another. The atmosphere is a complex system with interactions between the layers and various processes occurring throughout. Understanding the different layers and their characteristics helps us comprehend the dynamic nature of our atmosphere and its role in supporting life on Earth.

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Answer:

a. Pointing your toes down towards the ground

Explanation: is correct

A person has one of their lower arms removed in a procedure known as an amputation therefore the total number of bones in their appendicular skeleton will be 125.

This is referred to as the structural frame that supports the body of an animal and it consists of bones which are living tissues and help provide structural integrity. They are also involved in the movement of various parts of the body for our daily activities.

The adult human skeleton is made up of 206 bones while the  total number of bones in their appendicular skeleton is 126 and we were told that amputation occurred which led to the loss of one of the lower arms.

This therefore means that the total number of bones in their appendicular skeleton will be 126 - 1 = 125 which is therefore the reason why it was chosen as the correct choice.

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During fermentation, the final acceptor for the electrons from NADH is an organic molecule produced by the metabolic pathway, such as pyruvate or acetaldehyde.

This reduction of organic molecules is what allows for the regeneration of NAD+ so that glycolysis can continue to produce ATP.

During aerobic respiration, the final acceptor for the electrons from NADH is oxygen.

In this process, NADH transfers its electrons to the electron transport chain, which uses the energy to create a proton gradient across the inner mitochondrial membrane. The protons then flow back across the membrane, driving the synthesis of ATP.

During anaerobic respiration, the final acceptor for the electrons from NADH depends on the specific type of electron acceptor that is being used.

For example, in some types of bacteria, the final electron acceptor may be nitrate or sulfate. This allows for the generation of ATP in the absence of oxygen.

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The fish population contains individuals with effective predation evasive traits and eventual changes to the dam to prevent fish from moving downstream is the most likely scenario to lead to speciation (Option A).

Speciation refers to an evolutionary process in which individuals of a population diverge by the restriction of the gene flow among them and therefore they emerge as new species that are not able to produce interfertile individuals when they are crossed.

Speciation is a type of evolution associated with the appearance of reproductive isolation barriers between individuals of a given population.

Therefore, with this data, we can see that speciation may lead to the generation of new species from individuals of a population due to the emergence of reproductive isolation barriers and restriction of gene flow.

Complete question:

A dam is built that separates a river into two sections—a deep upstream section and a shallow downstream section. When the dam is first built, a fish species is able to move from the upstream section into the downstream section, but not vice versa. Predators can more easily catch the fish in the shallow downstream section than they can in the deep upstream section. Which scenario is most likely to lead to speciation?

A. The fish population contains individuals with effective predation evasive traits and eventual changes to the dam prevent fish from moving downstream.

B. The fish completely lack any effective predation evasive traits across the entire population, move infrequently from upstream to downstream locations, and reproduce with low frequency.

C. The fish reproduce with high frequency, move with high frequency from upstream to downstream locations, and have a robust set of predation evasive traits across the entire population.

D. The rate of upstream fish entering the downstream section decreases over time without being completely shut off, and many of these fish carry predation evasive traits.

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Answer:

D

Explanation:

The presence of each base is dependent on the size of the organism. So, the correct option is D.

A base pair is defined as the basic unit of a double-stranded nucleic acid, consisting of two nucleobases bound to each other by hydrogen bonds, where they form the building blocks of the DNA double helix and the folding of both DNA and RNA contribute to the structure.

The rules of base pairing are:

The base pair also depend on the size of each organism.

Thus, the presence of each base is dependent on the size of the organism. So, the correct option is D.

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Your question is incomplete, most probably the complete question is :

Erwin Chargaff examined DNA samples from different

organisms to study base pairing. Some data from DNA

samples are shown.

Which conclusion is supported by the data in the table?

A. Each organism contains more cytosine than any other base.

B The three organisms have the same sequence of nucleotides.

C. All three organisms contain the same types of nitrogen bases.

D. The presence of each base is dependent on the size of the organism.