Which of the following doesn’t augment the concentration of oxygen in the atmosphere?

A) Photosynthesis B) Ozone Decomposition C) Water Decomposition D) Phytoplankton photosynthesis E) None of these

Answer:

C. Light intensity

Explanation:

they need light to grow so they stay near the ocean surface because that's where the most light is

Answer:

Protists, Fungi, Monera (eubacteria), and Archaea (archaebacteria)

Explanation:

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In order to meet a genetic equilbrium, a population should:

1. Have no changes in the DNA sequence.

2. Be a very large population.

3. Perform random mating.

4. Have no migration movements taking place.

5. Have no natural selection occuring.

Answer: 2. Each SO2 molecule contains 2 atoms of oxygen.

Explanation:

Answer: 1 sulfur atom

Explanation:

An attic environment is a hot and muggy place, with few fresh breezes coming in. Meanwhile, the equator is a very dry and low altitude location that has lots of fresh air and major wind currents constantly circulating through. This exchange of air allows for natural temperature regulation- warm air rises to the updrafts at equatorial latitudes and cold air sinks around Antarctica . At a higher latitude like the United States, there are fewer major winds like monsoons or cyclones to provide this necessary "push" for different atmospheric temperatures over time. With little variation in climate (weather) patterns, there is also less need for sweating as moisture evaporation cools down your skin (thermoregulation).

Explanation:

Answer:

evaporation follows condensation

Answer:

Twice

Explanation:

chromosomes in diploid cells are described as 2n, which is twice the number of chromosomes in a haploid cell.

The most important differential stain in the diagnosis of tuberculosis is the acid-fast stain, specifically the Ziehl-Neelsen stain or the modified Kinyoun stain. This stain is crucial in identifying the presence of the causative agent of tuberculosis, Mycobacterium tuberculosis, in clinical samples.

The acid-fast stain is particularly useful for tuberculosis diagnosis because the cell wall of M. tuberculosis contains high levels of lipids, such as mycolic acids, which make the bacterium resistant to standard staining methods. In the acid-fast staining technique, a primary stain called carbol fuchsin is applied to the sample and heated. This allows the stain to penetrate the mycolic acid layer and bind to the bacterial cells. The stained cells appear as bright red or pink against a blue or green background. The acid-fast stain helps differentiate acid-fast bacilli, such as M. tuberculosis, from other bacteria or cellular debris present in clinical specimens. It is especially important in the diagnosis of tuberculosis because the characteristic acid-fast property of M. tuberculosis aids in its identification, even in small amounts or in the presence of other microorganisms. Therefore, the acid-fast stain plays a vital role in confirming the presence of M. tuberculosis and is a key diagnostic tool in the management and control of tuberculosis.

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Answer:

The Sandstone community is somewhat more vulnerable to gene flow. A further explanation is provided below.

Explanation:

Protons and neutrons are the only elements in the nucleus. There are no electrons in it. These are outside the nucleus and negatively charged.

The only stable atom that lacks neutrons is one. Protium is the name of the hydrogen isotope in question. The simplest atom is protium, which has a single proton and a single electron. Neutrons are present in some quantity in all other stable atoms. Neutrons are neutrally charged, whereas protons have a positive charge. They are not of opposing charges as a result. Atomic nuclei are surrounded by neutrons. Along with protons and electrons, neutrons are among the atomic nuclei's fundamental building blocks. Every atom's nucleus, with the exception of hydrogen, contains neutrons.

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Answer:

throughout pregnancy.

Explanation:

Answer: maintain the endometrium in the: uterus

Explanation:

Progesterone then prepares the tissue lining of the uterus to allow the fertilized egg to implant and helps to maintain the endometrium throughout pregnancy.

According to the phylogenetic tree in the accompanying figure, g. intestinalis constitutes a (b) Giardia intestinalis Subgroups A-D group.

Based on the genomic study, the phylogenetic tree in the accompanying image depicts the relationships that have developed over time among the many Giardia species. The various branches on the tree stand in for various subgroups of the genus Giardia.

Giardia intestinalis is a group in the tree that contains the subgroups (A–D), and G. intestinalis is a member of this group. This indicates that G. intestinalis is closely linked to other species within the Giardia intestinalis group and that these species and G. intestinalis share a more recent common ancestor than do other species within the genus Giardia.

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Answer:

The correct option is A.

Must be biased.

Explanation:

A good scientific observation refer to the process of getting and receiving information from the outside world using the five senses and other scientific method.

A good scientific must be biased us not a characteristics of scientific observation because been biased will not give the accurate , detailed, precise and real information about the data or information.

Been biased will limit what the truth knowledge is and it will give space for passing and receiving false information about the subject matter.

There should be accuracy and real truth in good scientific observation.

Answer:

The sarcoplasmic reticulum ( SR) is a membrane -bound structure found within muscle cells that is similar to the smooth endoplasmic reticulum in other cells. The main function of the SR is to store calcium ions (Ca 2+ ).

Explanation:

Answer: Products of respiration:

Glucose and oxygen

Carbon dioxide and water (and ATP)

If one-period forward rates are decreasing with maturity, the yield curve is most likely downward sloping or inverted.

The shape of the yield curve is determined by the relationship between the yield (interest rate) and the maturity of fixed-income securities. In a normal or upward sloping yield curve, longer-term securities have higher yields compared to shorter-term securities. This indicates that investors require higher compensation for the increased risk and uncertainty associated with longer maturities.

However, if one-period forward rates (expected future short-term rates) are decreasing with maturity, it suggests that market participants expect interest rates to decline in the future. In this scenario, investors may be willing to accept lower yields on longer-term securities because they anticipate falling interest rates, which would result in higher bond prices and capital gains. As a result, the yield curve becomes downward sloping or inverted.

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1) There are 20 amino acids. The best sources of essential amino acids are animal proteins like meat, eggs and poultry.

2) Unsaturated fat is generally healthier for you. Unsaturated fats help lower a person's levels of LDL cholesterol, reduce inflammation, and build stronger cell membranes in the body.

3) Elements found in proteins are carbon, hydrogen, oxygen, nitrogen and sulfur.

4) Elements found in lipids are hydrogen, sulfur, carbon, nitrogen, oxygen and phosphorus

Answer:

An unmanned aerial vehicle (UAV) can be controlled autonomously using microprocessors, actuators, and sensors located on board. Nowadays, there are two types of UAVs, namely fixed-wing UAVs and multi-rotor UAVs [6] . The fixed-wing UAV was initially developed for military applications.

Explanation:

An unmanned aerial vehicle (UAV) can be controlled autonomously using microprocessors, actuators, and sensors located on board. There are two types of UAVs, namely fixed-wing UAVs and multi-rotor UAVs [6] . The fixed-wing UAV was initially developed for military applications.

All viruses having icosahedral or helical capsids may not share the traits indicated above, which are generalizations.

Here are the traits grouped according to viral symmetry:

Icosahedral Capsules

Helix-shaped capsids:

It's crucial to note that there are numerous exceptions and variances in distinct viruses, and that viral symmetry is a difficult topic. All viruses having icosahedral or helical capsids may not share the traits indicated above, which are generalizations.

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Answer: A

Explanation:

Answer:

Explanation:Chloroplasts are present in the cells of all green tissues of plants and algae. Chloroplasts are also found in photosynthetic tissues that do not appear green, such as the brown blades of giant kelp or the red leaves of certain plants. In plants, chloroplasts are concentrated particularly in the parenchyma cells of the leaf mesophyll (the internal cell layers of a leaf).

Answer:

Suppose you are standing on a sidewalk and a car is driving towards you, while a plane in the sky is flying away from you. Describe your motion relative to the car and the plane. The car seems to be moving towards you, while the plane seems to be moving away from you. You are not moving.

Food storage and digestion take place in an amoeba occur through food vacuoles.

Amoeba is a monocellular organism that shows holozoic nutrition. It absorbs nutrients and food from the surroundings by contracting the vacuole. It has pseudopodia a drizzle-like structure that moves food into the vacuole. Inside this vacuole, there are lysosomes that contain the hydrolytic enzymes. These enzymes perform the breakdown of food particles. The digested food is then directly absorbed through the cytoplasm. This is circulated to organelles and stored for energy. After assimilation, the undigested food and waste are excreted out by fusing of food vacuole with the cell membrane.

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Answer:

Explanation:Amoebas are single-celled organisms that belong to group protozoa.Food storage and digestion occur through process called phagocytosis. Due the presence of flexible membrane,they can change their shape,viz essential for their feeding mechanism.

Psuedopods are temporary projections of its cell membrane which is extended when it encounters a food particle. These pseudopods surround the food particle forming a small cavity called food vacoule.

Once the food particle is enclosed within the food vacuole, the membrane of the vacuole fuses and forms a (digestive vacuole)phagosome which contains the food particle and digestive enzymes. The digestive enzymes in phagosome breakdown the food particle into smaller molecules. The enzymes include proteases for protein digestion, carbohydrases for carbohydrate digestion, and lipases for lipid digestion.

Smaller molecules are gradually absorbed into the cytoplasm of the amoeba, where they can be utilized for various metabolic processes. The digestion products are transported across the membrane of the digestive vacuole into the cytoplasm through diffusion.

Any undigested or indigestible material is eventually expelled from the amoeba's body by process of exocytosis. During exocytosis, the residual waste material is packaged into a vesicle and then released outside the cell.

Food storage and digestion in amoebas involve

1: the engulfment of food particles through phagocytosis,

2: the formation of digestive vacuoles,

3: enzymatic breakdown of the food,

4:absorption of nutrients into the cytoplasm,

5: and elimination of waste materials through exocytosis.

Answer:

Anatomical Evidence

Explanation:

The pelvic bones in whales are a good example of evolutionary anatomical evidence shown by vestigial evolution where whales evolved from four-legged land mammals and secondarily lost their hind legs.

The term used to describe an explosive, disorderly discharge of cortical neurons is b. Seizure.

A seizure occurs when there's an abnormal and excessive electrical activity in the brain, leading to involuntary muscle movements, changes in behavior, or loss of consciousness.

There are many different types of seizures, but they can generally be divided into two categories: focal seizures and generalized seizures. Focal seizures, also known as partial seizures, occur in a specific area of the brain and may cause symptoms such as twitching, numbness, or hallucinations. Generalized seizures, on the other hand, involve both sides of the brain and can cause a loss of consciousness, convulsions, or muscle stiffness.

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A fully saturated hemoglobin molecule can hold four oxygen molecules. Hemoglobin is a protein found in red blood cells that binds to oxygen in the lungs and releases it in the body's tissues.

Each hemoglobin molecule consists of four subunits, and each subunit contains a heme group that can bind to one oxygen molecule. Therefore, a fully saturated hemoglobin molecule can bind four oxygen molecules, and when all four heme groups are bound to oxygen, hemoglobin is said to be fully saturated. The oxygen-hemoglobin saturation curve shows how hemoglobin's affinity for oxygen changes with different oxygen pressures in the blood.

This curve is important for understanding how oxygen is transported in the body and how various factors can affect oxygen delivery to tissues.

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