30 Points 4 Questions Marine Science
1. All of the following are true of surface currents except
a. influenced by wind
b. exist in large lakes
c. are found in the top 1,300 feet of the ocean
d. have the same movement as thermohaline currents
2. A water molecule's shape resembles which of the following?
a. oval
b. circle
c. square
d. triangle
3. Much of the earth's heat is retained in the
a. crust
b. wind
c. oceans
d. mountains
4. Most hurricanes will originate
a. near the North Pole
b. in the equatorial region
c. when the water and air are cold
d. below the ocean's surface current

The carbon and nitrogen cycles, as well as the rock and tectonic cycles, are important for recycling and balancing earth materials.

The two geochemical cycles that are important for recycling and balancing earth materials are the carbon and nitrogen cycles and the rock and tectonic cycles.

The carbon cycle involves the movement of carbon in different forms (such as carbon dioxide and organic compounds) between the atmosphere, plants, animals, and the soil. This cycle is important for maintaining the balance of carbon in the atmosphere and the functioning of ecosystems.

The nitrogen cycle involves the transformation of nitrogen in the atmosphere into forms that can be used by plants and animals. It includes processes such as nitrogen fixation, nitrification, and denitrification. This cycle is crucial for the availability of nitrogen, which is essential for plant growth and the formation of proteins and other essential molecules.

The rock cycle describes the continuous process of rock formation, weathering, erosion, deposition, and lithification. It involves the transformation of igneous, sedimentary, and metamorphic rocks over long periods of time. The rock cycle plays a significant role in the recycling of earth materials and the formation of different types of rocks.

The tectonic cycle refers to the movement and interactions of Earth's tectonic plates. It includes processes such as plate tectonics, volcanic activity, and mountain building. The tectonic cycle influences the distribution of rocks and minerals on Earth's surface and plays a vital role in shaping the Earth's topography.

In summary, the geochemical cycles important for recycling and balancing earth materials are the carbon and nitrogen cycles, as well as the rock and tectonic cycles.

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The hydrologic and rock cycles and the rock and tectonic cycles are important for recycling and balancing earth materials.

The geochemical cycles important for recycling and balancing earth materials include the hydrologic and rock cycles, as well as the rock and tectonic cycles.

The hydrologic cycle involves the movement of water between the atmosphere, land, and oceans through processes such as evaporation, condensation, and precipitation. It plays a vital role in recycling water and distributing it throughout the planet.

The rock cycle describes the continuous process of formation, transformation, and erosion of rocks on Earth. It involves geological processes such as weathering, erosion, deposition, and lithification, contributing to the recycling and balancing of Earth's materials.

The tectonic cycle refers to the movement and interactions of Earth's tectonic plates. It involves processes like subduction, seafloor spreading, and mountain building, leading to the recycling and alteration of Earth's materials through volcanic activity and the creation of new landforms.

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Answer:

Segregation, 50%...

Explanation:

PLATO

Final answer:

In Mendelian genetics, according to the law of segregation, a heterozygous organism has a 50% chance of producing gametes with the recessive allele.

Explanation:

The question relates to Mendelian genetics and the inheritance patterns of alleles. According to the law of segregation, a heterozygous organism (one that has two different alleles for a trait) has a chance of producing gametes with the recessive allele. During gamete formation, alleles for a trait segregate so that each gamete carries only one allele for each gene. This results in a 50% chance of transmitting either allele to the offspring. If an organism is heterozygous for a given trait (Aa), then it has two different alleles: one dominant (A) and one recessive (a). Thus, there is a 50% chance that a gamete produced by a heterozygous organism will contain the recessive allele (a).

Therefore, the correct answers to fill in the blanks would be:

Segregation

50%

Answer:

The correct answer is "glucose".

Explanation:

Cellular respiration is the pathway of chemical reactions at which glucose is broken down to produce energy. In cellular respiration oxygen is used to broke down glucose, resulting in the production of carbon dioxide and water as by-products. The final objective of cellular respiration is to produce energy in the form of adenosine triphosphate (ATP). Therefore, the biomolecule that is typically used as source of energy for cellular respiration is glucose, and ATP is the molecule used to carry energy.

The correct answer is: b. Early detection of cancer.

TSE is an abbreviation for the testicular self-examination. This is a medical practice which can be useful as a first-warning for cancer. It includes the examinations of physical changes such as a change in size, formation of lumps, build-up of fluid…Besides these changes, abnormal results of the TSE might include pain or tenderness .

Answer:

The Answer is C

Explanation:

A system is a set parts that can function together as a whole.

A system is a set of parts that function together as a whole. Therefore, option (C) is correct.

A system is a group of interdependent parts or components that work together as a whole to achieve a common goal or purpose. In a system, each part or component has a specific function or role to play and is connected to the other parts in a complex network of interactions. The behavior of the system as a whole is often unpredictable and emerges from the interactions between the parts.

Systems can be found in various fields, including engineering, biology, ecology, social sciences, and information technology. They can range from simple to complex, with some systems having only a few parts, while others have millions of interconnected components. Understanding systems is crucial in solving problems and designing solutions in many areas, as it allows us to analyze and optimize the behavior of the entire system rather than just its individual parts.

Learn more about a system, here:

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No pain is felt, and for one reason or another, the embryonic stem cells would not have been allowed to produce a new life. The benefits of embryonic stem cell research are potentially great. Embryonic stem cells have the capability to differentiate to any tissue in the body, and potentially could eventually be instrumental in cultured organ replacement or gene therapy.

Answer:

Deoxyribonucleic acid

Explanation:

A P E X

D) are small in size, and have highly effective means of dispersing their seeds.

Answer:

The correct answer is option A, sprout from seeds after a forest fire

Explanation:

Pioneer species are basically the first species that grow or re-originate in any area after a disturbance. Disturbances may include forest fires, floods, etc.  

Here in this questions, in option A, seeds are sprouting after forest fire. Forest fire is a disturbance and seeds sprouting just after a disturbance can be considered as pioneer species of plant.

The epidermis protects deeper tissues from solar radiation through the action of melanocytes.

Melanocytes are specialized skin cells situated in certain parts of the body such as the lower layer of the skin's epidermis, the inner ear, the middle layer of the eye, heart, and bones. Melanocytes are responsible for the production of the protective skin-darkening pigment known as melanin that determines the skin’s colour. Melanin mainly functions as protection against solar radiation. It also play a role in the immune system.

Final answer:

Jill taking a pain reliever for her headache exemplifies conditioned behavior and the use of over-the-counter medication, highlighting a learned response to discomfort that's reinforced by the relief it provides.

Explanation:

Jill has a headache and takes pain reliever to end the pain. This is an example of a(n): conditioned behavior and use of over-the-counter (OTC) medication. When individuals take pain relievers, such as acetaminophen or non-steroidal anti-inflammatory drugs (NSAIDs) to alleviate pain, they are exhibiting a learned response to dealing with discomfort. This behavior is reinforced over time as pain relief follows the act of taking the medication, making it likely that they will turn to pain relievers again in the future. OTC medicines like aspirin, naproxen, and ibuprofen are commonly used for minor aches and pains associated with conditions like headaches, demonstrating a direct action on the pain pathway to alleviate symptoms. This practice is not only about the chemical effect of the medication but also involves psychological elements, such as the expectation of pain relief, which can enhance the overall effect.

the answer is c scientific knowledge can be revised

c) Scientific knowledge can be revised.

Answer:

Elephants do not have many offspring, therefore they need to protect them from predators, by the older and larger members of the herd travelling on the outer edges, the young are more protected from being hunted by predators. This is not a means to enhance mating or about food, it is also not just a mere method of organizing themselves either; by travelling this way they protect the survival of the herd and species as a whole.

Explanation:

The cell lacks a nucleus. We know this because prokaryotes are single celled organisms that lack a membrane bound nucleus or membrane bound organelles. So, looking under the microscope, you'd notice that the cell has no distinct nucleus, which immediately helps us find the answer we're looking for.

answer c

I just copied his answer honestly so u could make him brainliest

Nucleus Cell/Membrane something like that! hope this helps (sorry if i'm wrong)

It is an animal cell(eukaryote)

C3N2H4: Inorganic

AlBr3: Inorganic

C6H5F: Inorganic

H2O2 : Inorganic

C12H22O11: Organic

Explanation:

Hello!

Let's solve this!

The organic compounds are formed solely by carbon, hydrogen, oxygen, sulfur and nitrogen. It can have fluoride too.

The rest of the elements form inorganic compounds. So now we will analyze each of the given compounds:

C3N2H4: organic

AlBr3: inorganic

C6H5F: organic

H2O2: inorganic

C12H22O11: Organic

One of its jobs is to control what enters and exits the cell and thereby to protect the cell. ... Sometimes carbohydrates (sugars) are attached to cell membrane phospholipids and to cell membrane proteins. A selectively permeable (sometimes called semi-permeable) membrane allows some molecules across but not others.

Hope this helps :)

The cell membrane, or plasma membrane, is critical in cellular function as it controls what enters and exits the cell. It separates the cell's interior from its environment and is semipermeable, permitting certain molecules or ions to pass through.

The cell membrane, also known as the plasma membrane, plays a critical role in the functioning of cells. It's primarily responsible for controlling what enters and exits the cell. This flexible barrier separates the interior of the cell from its environment, letting only certain substances pass through. Also, the cell membrane is semipermeable, meaning it allows certain molecules or ions to pass through it by means of active or passive transport.

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Yes, space is a limiting factor for the plant population.

The space occupied by the plant on the earth determines the amount of the nutrition derived from the soil, if the land is occupied by many plants, the space for the adherence and the nutrient intake would be a factor for competition.

All the plants need sunlight to survive, as it is the source of energy for them. In case, a tree or a plant occupies a huge aerial space, then it would shade the sunlight for the smaller plants, hence, the plants cannot grow in completely shaded region.

Answer:

(C). ultraviolet radiation

Explanation:

Sunscreen or sunblock lotion includes topical products (in form of lotion, spray, or gel) that helps to protect against some of UV (ultraviolet) radiation of sun.

The UV radiation acts as a physical mutagen that can cause mutations in skin cells, which leads development of skin cancer and other skin related problems. So, people are advised to use sunscreen to get protection from UV radiation.

Thus, the correct answer is option (C).

Following are the amounts of carbohydrates in foods and carbohydrates amount are grams per 100 grams as follows:          

Biscuits(20g)= 67, chocolates(20g)=67, bran(8g)=27, wholemeal,slice(25g)=47, cake,sponge(60g)=53, corn flakes(30g)=87, chapati(60g)=50, custard(70g)=4, eclair(50g)=38, pizza(150g)=25, cheese(150g)=25, tomato(150g)=25, yeast=4, muesli(30g)=56, milk pudding(160g)=20, pasta(150g)=25, spaghetti boiled(120g)=26, pancake(75g)=36, soya=20,roll brown(35g)=57  

Answer:

Here is the list which provides food name along with their carbohydrate concentration.

1) Bread 1 slice provides about 10-20 gram of carbohydrates.

2 )½ cup of wheat Cream, cooked with water provides about 15 gram of carbohydrates.

3) 1 cup of cooked Pasta provides 45 grams of carbohydrates.

4) half cup of mixed Nuts provide 15  grams of carbohydrates.

5) Potato is starchy vegetable which in baked 6 oz provides 40 grams of carbohydrates.

6) Cow’s milk provide 12 grams of carbohydrates when 1 cup of it is administered.

7) Yogurt plain 1 cup provides  14 grams of carbohydrates.

8) Apple with size of tennis ball  1 medium  provides 15-30 grams of carbohydrates.

9) Apricots, dried 7 pieces provides 15 grams of carbohydrates.

10) Blackberries or blueberries provides  20 grams of carbohydrates when 1 cup of it is administered.

11) Banana 6”-9” provides 30-45 grams of carbohydrates.

12) Dried Dates i.e 5-6 dates provides 30 grams of carbohydrates.

13) Grapes 15 in number provides 15  grams of carbohydrates.

14) Melons with 1 cup provides 15 grams of carbohydrates.

15) Mango cubes ½ cup provides 15 grams of carbohydrates.

16) Orange 1 medium  sized about tennis ball provides 15 grams of carbohydrates.

17) French fries Small order provides 30 grams of carbohydrates.

18) Popcorn with 3 cups provides 15 grams of carbohydrates.

19) Barbeque sauce, 2 Table spoon provides 15 grams of carbohydrates.

20) 1 Tbsp of Honey  provides 15 grams of carbohydrates.

This can be explained with an example.

Let’s lake an example of two species 1 and 2.

Species 1 has a wide genetic diversity due to which organism are also diverse in phenotype. Their phenotype are:  

Black, dark brown, brown, dark red, red, light red, pink, skin color.

From left to right organism are becoming less adapted to high temperature relatively.

For species 2:  This species has less genetic diversity and its phenotypic diversity is as follow:

Black, red, Skin color.

From left to right organism are becoming less adapted to high temperature relatively.

Now if there is the sudden high temperature in the environment; 4 Types of phenotype will survive are black, dark brown, brown, dark red.

While there will only two types of organism in specie 2 which will survive are black, red.

So that’s how the diversity of organisms increase the chances that some will survive a major change in environment.

what are you asking?

The enzymes refer to the catalysts that enhance the rate of a chemical reaction without themselves going through any kind of permanent chemical modification. They neither appear as the reaction products nor are used up in the reaction.  

During the initial phase of a chemical reaction incorporating enzymes, the substrates combine themselves to the enzyme's active site. Once the suitable substrates combine with an enzyme to produce an enzyme-substrate complex, a chemical reaction between the substrates can take place.  

Here's how I think they correspond:

Term: | Match in the graphic:

The process of the enzymatic reaction. | The entire sequence of steps shown in the diagram, from the binding of the reactants (glucose-6-phosphate and ATP) to the release of the products (glucose-6-phospate and ADP).

The substrates for the enzymatic reaction. | Glucose-6-phosphate and ATP.

The name of the enzyme. | Hexokinase.

Binding of the reactants & the occurrence of induced fit. | The interaction between glucose-6-phosphate and ATP with the active site of hexokinase, shown by the dotted lines and the change in the enzyme's shape.

Location on the enzyme where the reaction occurs. | The active site of hexokinase, represented by the pocket where the reactants bind.

Therefore:

D. The planet's orbital path will become smaller and its orbital period will increase.

The more gravity an object has, the more it will pull objects.

Answer:

The correct answer will be option D.

Explanation:

Planets orbit around the Sun (star) due to the gravity of this star which pulls down them around it. This gravity is the vital force which maintains the elliptical path of their orbit.

If this force of gravity will change it will affect the celestial bodies revolving around it like a planet as this force of gravity is directly proportional to mass and inversely proportional to the distance between them.

According to the question if the gravity of the star increases it will change the orbital path of the planets as they will be more pulled towards the sun which will decrease the distance between the star and planet and the orbital path will become smaller and the orbital period will increase.

Thus, option D is the correct answer.

Both a and c i think

Proteins are crucial biomolecules in our body and perform a vast array of functions. They act as enzymes, hormones, transport proteins and also help in defending the body against foreign particles as antibodies. Moreover, they contribute to the maintenance of the body's acid-base balance, fluid-electrolyte balance, and can also serve as a metabolic fuel source.

Proteins, which are the final products of genes and composed of amino acids, play a variety of crucial roles within the body. These roles include acting as enzymes to catalyze chemical reactions, functioning as hormones to regulate bodily functions, and serving as transport proteins, like hemoglobin, which carries oxygen to various organs.

Proteins furthermore contribute to the structure of all bodily tissues, from muscle to brain cells. The shape of a protein is intricate to its function and can be impaired in certain diseased states due to changes at the genetic level or direct impacts on the protein itself.

Proteins can also defend the body against foreign particles as antibodies and assist in maintaining acid-base and fluid-electrolyte balance in the body. Lastly, in addition to their other vital functions, proteins can serve as a metabolic fuel source, as excess proteins may be converted into glucose or triglycerides for energy.

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