Science: Please me i beg of u due today

Estuaries are biomes where fresh water meets the ocean, creating a diluted saltwater environment. These areas provide habitats for various species and are influenced by salinity. Wetlands are water-saturated environments that contribute to water filtration and protect coastal lands.

Estuaries are biomes where fresh water meets the ocean, resulting in a diluted saltwater mixture. These areas provide habitats for the offspring of crustaceans, mollusks, and fish and are influenced by salinity, which is based on the flow rate of freshwater sources. The mixing of fresh and salt water in estuaries creates challenges for plants and animals, but some are able to adapt to these conditions by tolerating salty conditions or removing salt from their roots. Wetlands, on the other hand, are environments saturated with water that help filter it and protect coastal lands from storms and floods. They consist of different types, including marshes, swamps, bogs, mudflats, and salt marshes. Wetlands are characterized by their hydrology, hydrophytic vegetation, and hydric soils.

Answer:

Chemical reactions convert reactants into products. In nonliving systems, the presence of a(n) catalyst allows the reaction to proceed very quickly and have a lower activation energy. In living systems, this functions is carried out by proteins called enzymes.

Answer:

F1- 100% Bb and 100% black guinea pigs

F2- 50% Bb, 25% BB, 25% bb or 75% black guinea pigs and 25% white guinea pig

Crossing a homozygous black guinea pig (BB) with a white guinea pig (bb) results in all F1 offspring being heterozygous black (Bb). The F2 generation from crossing two Bb individuals will have a genotypic ratio of 1 BB to 2 Bb to 1 bb and a phenotypic ratio of 3 black to 1 white.

When a homozygous black guinea pig with the genotype BB is mated with a white guinea pig with the genotype bb, the F1 generation will comprise entirely of Bb offspring because each parent contributes one allele to their offspring. Since black (B) is dominant to white (b), all F1 offspring will have a black phenotype.

In the F2 generation resulting from a cross between two Bb heterozygotes, we can use a Punnett square to predict the genotypic and phenotypic ratios. The Punnett square for this cross is Bb x Bb. You will find that genotypically there will be a 1:2:1 ratio (1 BB : 2 Bb : 1 bb), and phenotypically there will be a 3:1 ratio, with approximately 75% of the offspring displaying the black phenotype and 25% the white phenotype.

Answer:

The three-way is a determiner.

Explanation: there is a 75% chance to get heads or tails, rather than 50% if it was tossed once or twice

Answer:

C. An organism that was brought to an area by humans many centuries ago

Answer: C, an organism that was brought to an area by humans many centuries ago

pls mark brainiest ❤

Answer:

Remains of living organisms

Explanation:

Secondary consumers get their nitrogen and phosphorus from the remains (decayed bodies) of living organisms.

When plants and animals die and decay, microorganisms feed on their dead bodies, the activities of microorganisms (such as bacteria) on the remains of living organisms leads to the production of nitrogen and phosphorus for secondary consumers.

Therefore, the source of nitrogen and phosphorus for secondary producers is the remains of living things(e.g plants and animals).

Answer:

True

Explanation:

All living things contain cells. Both humans and onions are living things.

Answer:

True

Explanation:

All living things contain cells, even plants like onions. Interestingly, we share many of the same cells with onions.

Answer:Product side

Explanation:

The number of molecules is increasing

Answer:

1.  Flower ( Pollination )

2. Leaf ( For photosynthesis to occur )

3. Stem ( Holds the flower/structure )

4. Roots ( To provide nutrients and stability )

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Have a great day

5INGH

Explanation:

Answer:

c

Explanation:

Answer:

c

Explanation:

i just took the test

yes people in the third generation have cystic fibrosis .

What is cystic fibrosis?

"Cystic fibrosis is an inherited disease characterized by the buildup of thick, sticky mucus that can damage many of the body's organs".

What is probability for third generation to have cystic fibrosis?

People with only one copy of the defective CF gene are called carriers, but they do not have the disease. Each time two CF carriers have a child, the chances are: 25 percent (1 in 4) the child will have CF.

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Answer: your answer is B.) stayed the same

Explanation:

plz mark brainliest

Answer:

temporary fix come and take a sip oh yeah e ye if you can't relate to me we gon all get through this hhhhh oh yeah yeah tell me something I don't know show me something nice to my mark she say I should get out more answer is b

This stimulant accelerates excitability by strengthening the synaptic connection at synaptic junctions by an increase in neurotransmitter levels.

The stimulants counteract the effects of weariness on both mental and physical tasks. Therapeutic doses of stimulants can cause euphoria, prolonged wakefulness, and appetite loss.

The medication is a stimulant that boosts synaptic connections by raising the quantity of neurotransmitters at synaptic junctions, which improves the rate of excitability.

This quickens the aging process. resulting in early aging. Long term, it may have an impact on cardiovascular system overall and cardiac performance.

By preventing blood flow to the liver over time, this could harm the liver. Additionally, it might have an inhibiting influence on the liver's detoxifying processes. This results in liver failure.

Muscles that oppose one another in action are said to be antagonistic. When one relaxes, the other contracts. In order to move, bones must move in unison.

The bone is dragged as one contracts and the other relaxes, shifting the bone's position to enable movement. Keep in mind that a muscle cell typically pulls in one direction.

Red blood cells are nucleus-free, have a bi-concave shape that allows them to fit through tiny capillaries to reach tissues, and have a vast surface area for delivering oxygen molecules.

Only a state of substance that is gaseous may be compressed. Because of the strong intermolecular interactions and the tightly packed molecules of solids, it cannot be squeezed at the solid state.

The way that ice affects density the density of ice is lower than that of water because of the lattice structure of the water molecules in ice.

The force that pulls water through the mains and into the pipes might lead to aircraft. The force per unit area that raises water to a height of 10 meters is equivalent to 1 bar.

To overcome the aerodynamic deterrent, there is pressure to provide a forward force. The thrust from the propeller engine ensures a constant speed that is high enough to overcome the drag.

Thus, this is the basic answers for the given scenario.

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Option C. Neon is the gas among the options provided that is not a significant component of Earth's atmosphere, unlike Nitrogen and Oxygen, which are the two most abundant gases.

The gas that is not a significant component of the Earth's atmosphere among the choices provided is Neon (c). While Nitrogen and Oxygen are the two most abundant gases in the atmosphere, Neon is considered a minor component. Nitrogen makes up approximately 78.1% of the atmosphere, and Oxygen is about 21%. In contrast, Neon is much less abundant.

Regarding the other questions mentioned, Oxygen (d) is not considered a significant contributor to global warming as opposed to Carbon dioxide, Methane, and Nitric oxide. In terms of human body composition, Hydrogen is one of the most abundant elements. Moreover, among the compounds listed, Water vapor (H₂O), Carbon dioxide (CO₂), and Chlorofluorocarbons (CFCs) are known greenhouse gases.

Answer:

The results of a model event may not be similar enough to the results of the actual event.

Explanation:

Final answer:

The limitation of using a model to study a natural event is that it may not replicate the actual event closely enough, leading to erroneous predictions. Models are simplified representations with limited validity but are still essential for making predictions and organizing scientific studies.

Explanation:

One limitation of using a model to study a natural event is that the results of a model event may not be similar enough to the results of the actual event. Models are simplifications of real systems and as such, they cannot completely capture all the nuances and variables present in the actual system. While models can provide predictions quickly, a major disadvantage is that they could make erroneous predictions due to oversimplification or missing parameters.

It's important to understand that models are built around the results of scientific studies and can be used to make predictions about the system under study. However, all models have limited validity, and their reliability can vary. For instance, a physically based model or a computer-based model may have different degrees of accuracy and application because of these limitations.

Despite these limitations, models are essential tools in scientific research. They help to organize results and establish boundaries for studies, although they must be continually tested and compared with real-world observations to ensure their accuracy and relevance.

Answer: There is a download application/pdf and no picture

Explanation:

Q: Why do organisms make different proteins?

You need the answer ASAP, huh? Don't worry, friend. I gotchu.

Proteins are important working molecules, or "building blocks", in all cells. They are produced in a two-step process in all organisms. DNA gets transcribed into RNA, then RNA is made into protein.

Now to get to your question, organisms make different proteins because cells come in all different shapes and sizes. Different types of cells make different types of proteins based on the jobs they have to do.

Hope this helped you out!

-Namira

All organisms have one or more chromosomes in which different fragments of DNA called genes are used to encode different proteins.

In conclusion, organisms have one or more chromosomes in which different fragments of DNA called genes are used to encode different proteins.

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Answer:The cell cycle has two major phases: interphase and the mitotic phase. During interphase, the cell grows and DNA is replicated. During the mitotic phase, the replicated DNA and cytoplasmic contents are separated and the cell divides.

Explanation:

Water's special properties arise primarily from its molecular structure and the hydrogen bonding between its molecules.

Polarity: Water molecules are polar, meaning they have a partial positive charge on the hydrogen atoms and a partial negative charge on the oxygen atom. This polarity allows water molecules to form hydrogen bonds with each other and with other polar substances.

Hydrogen Bonding: The hydrogen bonds between water molecules are responsible for many of water's unique properties. Each water molecule can form up to four hydrogen bonds with neighboring molecules, creating a strong cohesive force.

Cohesion and Adhesion: Cohesion refers to water molecules sticking to each other, which is due to hydrogen bonding. This results in high surface tension, allowing insects to walk on water and water droplets to form. Adhesion is the tendency of water molecules to stick to other substances, which helps water climb up plant roots and stems in a process called capillary action.

Answer:

Lung

Explanation:

The fish use gills to breathe and get oxygen from, while dolphins (being mammals) use lungs to do this same function.

The structure of a dolphin that has the same function as the gills of a fish is lungs. The correct option is C.

On the side of fish heads, gills are branching organs with a huge number of capillaries, which are very small blood veins.

Water flows over the fish's gills when it opens its mouth, allowing dissolved oxygen in the water to be taken up by the blood in the capillaries.

Many aquatic species use their gills as respiratory organs to take in dissolved oxygen from the water and expel carbon dioxide.

Several species, like hermit crabs, have modified their gills to enable breathing on land as long as the environment is kept moist.

Dolphins use their lungs to breathe air, as opposed to fish, who do it through their gills.

Thus, the correct option is C.

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Answer:

the answer is b.The model should show the original stem cell dividing to become a differentiated cell and another stem cell.

Explanation:

Answer:

pretty sure its B

Answer:Tanning Beds: UV rays

X-rays: Radiation

Cigarettes: Chemicals

I hope this helps

Explanation:

Answer: B.) UV rays  A.) radiation  C.) chemicals

Explanation: i hope this helps :)