Which of the following is NOT part of the cell theory?

A : All life functions are carried on by cells

B: All cells come from cells that are already alive

C : All cells must breath air

D: All organisms are made up of cells

Answer:

The sum of an organism's observable characteristics is their phenotype. A key difference between phenotype and genotype is that, whilst genotype is inherited from an organism's parents, the phenotype is not. Whilst a phenotype is influenced the genotype, genotype does not equal phenotype

Anis this for edg

Explanation:

The evidence that best supports the Endosymbiotic Theory is that cell organelles like mitochondria and chloroplast have circular, single-stranded DNA. Apart from this, it also provides information about the circular DNA which is found exclusively in prokaryotes.

Endosymbiotic Theory may be defined as a type of theory that demonstrates the origination of cell organelles like mitochondria and chloroplast from prokaryotes like α-proteobacteria and cyanobacteria respectively.

According to the question, an anaerobic predator cell engulf α-proteobacteria and evolved mitochondrion in eukaryotic cells. Similarly, after primary endosymbiosis, the same cell engulfed cyanobacteria and developed a structure known as chloroplast.

Therefore, the Endosymbiotic Theory represents evidence that mitochondria and chloroplast have circular, single-stranded DNA. Apart from this, it also provides information about the circular DNA which is found exclusively in prokaryotes.

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Answer:

looks great!

Explanation:

Answer:

it looks great sorry

Explanation:

have a great day

Answer:

The bloody fingerprint initially found on Nicole's porch was not turned in as evidence, it was destoryed or lost by the officers taking over the shift.

Aside from that evidence was not labeled and was bagged together.

Explanation:

Meiosis differs from mitosis in that: meiosis involves one cell division, while mitosis involves two cell divisions. This is because meiosis and mitosis are two different types of cell division that occur in eukaryotic cells. Meiosis is the process that results in the formation of gametes or sex cells (sperm and egg cells), while mitosis is the process that results in the formation of somatic or body cells.

Meiosis involves two rounds of cell division that results in the formation of four genetically distinct haploid cells from a single diploid cell. During meiosis, the chromosomes that make up the diploid cell first replicate, then they pair up with their homologous chromosomes during prophase I. The homologous chromosomes then exchange genetic material in a process known as crossing over.

During the first division of meiosis, the homologous chromosomes separate and are distributed into two daughter cells, each with half the number of chromosomes as the original cell. During the second division of meiosis, the sister chromatids of each chromosome are separated, resulting in four haploid cells.Mitosis, on the other hand, involves only one round of cell division that results in the formation of two genetically identical diploid cells from a single diploid cell.  

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Answer:

B preciptation occurs

Explanation:

Answer:

What are some examples of energy transformation?

Explanation:

Hope it is helpful....

Osmosis is the transport of water molecules by simple diffusion. In osmosis water always moves toward the hypertonic solution that is toward the solution with the greater solute concentration. Option B is correct.

Osmosis is one type of passive transport that occurs by simple diffusion. This means it does not need energy and occurs in favor of an electrochemical osmotic gradient.

When lipids move in the membrane, they leave open spaces through which water molecules can move. This transport occurs very slowly.

Since it follows its electrochemical gradient, we can say water moves

⇒ A solution is hypertonic to another solution when its solute concentration is higher than the other solution.

⇒ A solution is hypotonic to another solution when its solute concentration is lower than the other solution.

⇒ Solutions are isotonic when their solute concentrations are the same.

In osmosis water always moves toward the hypertonic solution that is toward the solution with the greater solute concentration. Option B is correct.

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Complete question

1. In osmosis, water always moves toward the ____ solution: that is, toward the solution with the ____ solute concentration.

a. Isotonic, greater

b. Hypertonic, greater

c. Hypertonic, lesser

d. Hypotonic, greater

e. Hypotonic, lesser

Answer:

The muscle that has its inferior attachment on the manubrium and sternal end of the clavicle, and its superior attachment on the mastoid process is the sternocleidomastoid muscle. This muscle is located in the neck and is responsible for rotating the head to the opposite side and tilting the head to the same side. It is named for its attachments to the sternum, clavicle, and mastoid process of the temporal bone.

Answer:

First read the student guide to understand everything that will occur in this lab. Second read the safety guideline to ensure no one is harmed during this lab. Then gather your materials for the lab. After that section off your grass into 32 sections. Choose a quadrant and make some observations. Then choose a random sample area in your quadrant to estimate how many individual pieces of grass are present. Next, fid the average height of thegrass. Then, compare the data to quadrant #18. Plant your seeds. Count how many blades of grass are in your random sample area, and then calculate the estimated number of blades in your quadrant. Find the average height of the grass. Compare your data once again to quadrant #18, which is in the control group. Record the height of all the plants and calculate the average height for each type of plant. Compare this data with the data from quadrant # 18. Combine the data from all quadrants, and then compare the data from the experimental group to the control group. Make sure you record all your data.

Explanation:

The way by which HIV can be spread is contact with mucus, infected blood, and contaminated water. Thus, option C is correct.

A single-celled organism that doesn't required the circulatory system as human do. Since they are the singular, they can interact with their environment directly. Oxygen need to be supplied by the circulatory system and some of the cells also well differentiated so it can be only accept a certain processed food.

Most mollusks, or except for the some particular cephalopos like skids, have an open circulatory system in which the circulating fluid has been called hemolymph that  flows through the body thanks to the muscle contractions that pump this fluid into the hemolymph vessel that discharges this fluid into the body cavity allowing substances and gases to be exchanges between body cells and the carrying hemolymph. Then this fluid goes back to the blood vessel and reinitiates the circulation.

Therefore, Thus, option C is correct.

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Answer:

9. 100%

10. round X wrinkled

11. 75%

12. 25%

PCR Process: The Polymerase Chain Reaction (PCR) is a technique that helps to amplify specific DNA segments.

The PCR procedure entails three critical phases, which include the following:

Denaturation: The primary objective of this phase is to break the hydrogen bonds holding together the two strands of DNA. The temperature required for this process ranges from 92 to 98 degrees Celsius.

Annealing: The second phase is annealing, which is characterized by the attachment of the primers to their corresponding template strands. This process takes place at a lower temperature of between 50 and 65 degrees Celsius.

Elution: The final stage of the PCR process involves elution. This phase occurs at a temperature range of 72 to 74 degrees Celsius. The primary objective of this phase is to enable DNA polymerase to initiate replication.

Loci and CODIS database: Loc, or Locus, is a specific location on the DNA molecule. It is the site on a chromosome that contains genes that affect a certain trait, like the gene for blood type, eye color, etc. 13 Short tandem repeat (STR) loci were chosen by the CODIS (Combined DNA Index System) project as the standard for use in forensic DNA testing. The STRs included in CODIS are distributed across the 13 autosomes (non-sex chromosomes) and can identify an individual with a very high degree of accuracy. Samples of DNA from crime scenes and suspects are then compared with those in the CODIS database, and any matches can provide crucial leads.

Touch DNA: Touch DNA is defined as DNA that is left behind on an object or surface that has been touched. The process of collecting touch DNA includes taking samples from objects that have been touched to collect skin cells and other DNA-rich biological material that may have been left behind. Mixtures of touch DNA from multiple people can lead to a mixture problem, where it becomes difficult to determine who contributed which DNA profile. Separating the mixed DNA is essential for accurately identifying individuals.

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Plum Island is divided into two different areas, the differences between the two sides are few, but one was human activity and the other was not.

On the one hand, being more preserved than the other, soil erosion will be lower on the side with greater vegetation, and the area where there was human activity suffers more from strong winds and rains.

With this information, we can conclude that Plum Island is divided into two different areas, the differences between the two sides are few, but one was human activity and the other was not.

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The oxidation of 1 molecule of NADH by nitrate (NO3-) would yield approximately 4.3 ATP molecules per NADH molecule due to its reduction potential at 0.54 V.

The standard reduction potential of elemental sulfur (S) is at 0.04 V and therefore in the oxidation of 1 NADH molecule, it would synthesize around 1.2 ATP molecules per NADH molecule. The oxidation of NADH by ½ O2 molecule yields approximately 2.5 ATP molecules per NADH molecule due to the reduction potential of oxygen at 0.82 V.

The amount of ATP molecules generated from each of the terminal electron acceptors in NADH oxidation show the significant influence that the reduction potentials of the different terminal electron acceptors have on the amount of ATP the bacteria can synthesize.

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Answer:

a conclusion reached on the basis of evidence and reasoning.

Explanation:

Answer:

B

Explanation:

give the girl/boy up there all credit.

Answer:

If there is too much water and not enough sodium in the body, it leads to a condition known as hyponatremia. This occurs when the concentration of sodium in the blood is too low. The body needs to maintain a balance between water and sodium, as an imbalance in this concentration can cause cells to swell or shrink, leading to potentially serious consequences.

In response to hyponatremia, the body will try to maintain a proper balance by increasing the concentration of sodium in the blood. This is achieved through the release of hormones such as antidiuretic hormone (ADH) and aldosterone, which regulate the amount of water and sodium in the body. ADH increases water reabsorption in the kidneys, while aldosterone stimulates the reabsorption of sodium ions.

Explanation:

If left untreated, hyponatremia can lead to serious health problems such as seizures, coma, and even death. It is important to maintain proper hydration and electrolyte balance by consuming enough fluids and electrolytes, such as sodium and potassium, in the diet.


tell me if you kinda confuse

ALLEN

Answer:

hyponatremia

Explanation:

Answer:

Radiation, conduction, and convection

Explanation:

Answer:

28%

Explanation:

the the United States uses 28% of its total energy each year to move people and goods from one place to another

Answer: Also known as ethological isolation, behavioral isolation occurs when two populations are capable of interbreeding but don't because of differences in their courtship rituals.

average clutch Size: Two eggs

Predators: Humans, owls, and birds of prey

Main Prey Species: Small fish such as sardines ...

Species: Six

Explanation:

Behavioral isolation occurs when two populations of birds have different courtship dances.

Behavioral isolation is defined as when a species becomes reproductively isolated from others due to differences in behavior. It is one way in which nature prevents the inbreeding of species through behavioral differences.

This occurs when populations of the same species begin to develop distinct behaviors that are not recognized or preferred by members in another population. An example of behavioral difference is the mating call when two populations of the same species may have slightly different mating calls.

Thus, Behavioral isolation occurs when two populations of birds have different courtship dances.

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Adipocytes are a type of connective tissue cells that are in charge of storing fat in the form of triglycerides. These cells have the ability to increase or decrease in size in response to nutrient uptake or fasting, which determines the amount of fat they store. The correct answer is Adipocytes

Adipocytes play a crucial role in metabolic regulation, and they have an impact on the immune system and overall health. Adipose tissue has various functions in the body, including insulating and cushioning organs and tissues, regulating metabolic functions, and producing hormones that regulate appetite and energy balance. Additionally, fat stores can be mobilized for energy production when necessary. Adipose tissue also plays a role in immune system function, and adipocytes can release inflammatory cytokines in response to various stimuli. In conclusion, the function of adipocytes is to store triglycerides, as well as regulating metabolic functions and producing hormones that affect energy balance.

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The rate at which Tanya's turtle travels is 0.25mi/hr

This question is from a topic in mathematics called Rate.

This is a ratio in which different terms in different units are compared against each other.

In this question, for every 1/6 of an hour, the turtle is crawling 1/24 of mile.

Data given;

Let's express this mathematically

\(1/24 mi = 1/6 hr\\x mi = 1 hr\\x = (\frac{1}{24})/(\frac{1}{6})\\x = 0.25mi\)

What this calculation shows is that the turtle travels at 0.25mi/hr

The rate at which the turtle travels is 0.25 miles in an hour or 0.25mi/hr

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The primary functions of whales include feeding, reproduction, communication, and migration.

Whales are primarily filter feeders or predators, depending on the species.

Filter-feeding whales, such as baleen whales, have baleen plates in their mouths that allow them to filter out small prey, such as krill or small fish, from large volumes of water.

Predatory whales, such as toothed whales, hunt and feed on various marine organisms, including fish, squid, and marine mammals.

Reproduction is another important function for whales. Most whale species have a gestation period of several months, with females giving birth to a single calf.

The calves are nursed with milk from their mothers and rely on their care for a period of time until they become independent.

Communication is vital for whales, as they rely on vocalizations to communicate with other members of their pod.

Whales produce a variety of sounds, including songs, clicks, and whistles, which serve purposes such as mating, social interactions, and navigation.

Migration is a common behavior observed in many whale species. Whales undertake long-distance migrations, often covering thousands of kilometers, to reach feeding grounds in nutrient-rich waters or to reproduce in specific breeding areas.

These migrations are driven by seasonal changes in food availability and environmental conditions.

In summary, the primary functions of whales encompass feeding, reproduction, communication, and migration, all of which are essential for their survival and successful adaptation to their marine environments.

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ATP helps in muscle contraction, active transport, formation of lysosomes, etc., while DNA carries all the genetic information related to an organism.

The DNA molecule may be defined as the molecule that carries the genetic information for the development and functioning of an organism.

ATP delivers energy for chemical reactions in the cell. DNA maintains and communicates the genetic information of organisms.

Therefore, the above statement that best compares the function of an ATP molecule to a DNA molecule.

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The most likely explanation for the lack of a filter blocking the passage of alcohol between the maternal and fetal circulations in humans is that: there has not been enough time to evolve such a barrier.

The placenta is an organ that is formed during pregnancy and is responsible for providing nutrients and oxygen to the developing fetus while also eliminating waste products. It also acts as a barrier between the maternal and fetal circulations, protecting the developing fetus from potentially harmful substances in the maternal bloodstream.

However, the placenta is not completely impermeable, and some substances, including alcohol, can cross the placental barrier and enter the fetal circulation. The amount of alcohol that reaches the fetus depends on a number of factors, including the amount of alcohol consumed by the mother, the timing of consumption, and individual variations in metabolism and other factors.

Alcohol is a known teratogen, meaning that it can cause abnormalities in fetal development. Because of this, it is recommended that pregnant women avoid alcohol consumption whenever possible. However, the exact reasons for why there is a lack of a filter blocking the passage of alcohol between the maternal and fetal circulations in humans are not fully understood.

One possibility is that there has not been enough time for humans to evolve such a barrier, as alcohol consumption is a relatively recent phenomenon in human history. Another possibility is that such a barrier would also block important molecules that need to be passed to the fetus, making it difficult to develop a filter that could selectively allow certain substances to pass through while blocking others.

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Answer:

The best two sentences that support the answers to Part A are:

"Any feature of the body with a unique shape, size, texture or pattern potentially can be used to identify someone." (Paragraph 5)

This sentence supports the answer to Part A because it indicates that any unique feature of the body can be used for biometric identification, including features like the pattern of veins in the hand.

"It can be hard to get a good print from people who have worn down the skin on their fingers after years of working with rough materials, such as brick or stone." (Paragraph 32)

This sentence supports the answer to Part A because it explains that people who have worked with rough materials for many years may have worn down their fingerprints, making it more difficult to use fingerprints for biometric identification.

(please mark my answer as brainliest)

The causal rep in this model is most likely Corynebacterium diphtheriae based on the signs listed, the fact of a greyish membrane in the throat, and the isolation of gram-positive rods from the membrane.

The bacterium that causes diphtheria, a bacterial illness that mostly affects the respiratory system, is Corynebacterium diphtheriae. One telltale sign of diphtheria is the development of a greyish membrane in the throat.

The toxins produced by Corynebacterium diphtheriae lead to the formation of the pseudomembrane, a greyish membrane. The bacteria produce diphtheria toxin, a powerful exotoxin that harms the surrounding tissues and results in the development of a pseudomembrane rich in fibrin. Bacterial colonies, fibrin, and dead cells make up this pseudomembrane.

The pseudomembrane's existence might restrict the airways, making breathing difficult. The diphtheria toxin can also circulate throughout the body, damaging more organs and leading to systemic issues.

To control diphtheria and avoid future problems and infection spread, prompt medical care is essential. This includes giving antitoxin and the right medicines.

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The following statement is false or incorrect: "A nerve impulse occurs if the excitatory and inhibitory effects are equal." Option A is correct.

A nerve impulse, also known as an action potential, is a brief electrical signal that travels along the membrane of a neuron, allowing for rapid communication within the nervous system. The nerve impulse is initiated by the opening of ion channels in response to a depolarizing stimulus, such as the binding of a neurotransmitter molecule to a receptor on the neuron's membrane.

A nerve impulse, occurs when the excitatory effects on the neuron are greater than the inhibitory effects and reach a threshold level of depolarization, triggering the opening of voltage-gated ion channels and resulting in the rapid depolarization of the membrane potential. If the excitatory and inhibitory effects are equal, the membrane potential will not reach the threshold for an action potential, and no nerve impulse will occur.

Hence, A. is the correct option.

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--The given question is incomplete, the complete question is

"Which of the following is false or incorrect? Options: A) a nerve impulse occurs if the excitatory and inhibitory effects are equal. B) an inhibitory postsynaptic potential occurs if the inhibitory effect is greater than the excitatory, causing hyperpolarization of the membrane. C) an excitatory postsynaptic potential occurs if the excitatory effect is greater than the inhibitory effect but less than threshold."--