How do diffusion and osmosis help amoebas survive?

How do diffusion and osmosis limit the size of a cell?

Answer:

Really

Explanation:

who would want to test their self

pop quiz

if people can't see air can fish see water

Answer:

A

Explanation:

mushrooms are heterotroph, because they decompose food.

heterotrophs consume food and autotrophs produce their own food

Answer:

A

Explanation:

It cannot produce it's own food. Welcome:)

Answer:

1 (?)

Explanation:

How does the nitrogen cycle work? Step 1- Nitrogen Fixation- Special bacteria convert the nitrogen gas (N2 ) to ammonia (NH3) which the plants can use. Step 2- Nitrification- Nitrification is the process that converts the ammonia into nitrite ions which the plants can take in as nutrients.

So even when starting with the first question we know that nitrogen is present in soil BUT the cycle begins during Nitrogen Fixation which plants use.

we also know that the nitrogen cycle has a start-- given I just explained that-- and even though it's continuous there is a point where the cycle repeats and therefore starts again. Knowing it's continuous we also know that when nitrogen 'ends' the cycle simply starts again, and the nitrogen is released back into the air. ("Nitrogen gas [N2] diffuses into the soil from the atmosphere")

In conclusion: 1 is the most probable answer.

The process of two cells are totally unrelated, one cell receives DNA from the other cell and incorporates this new DNA into its chromosome is termed as horizontal gene transfer.

Horizontal gene transfer is the transfer of genetic material from one organism to another that is not its offspring. It occurs between unrelated organisms and can involve the transfer of genes or genetic elements, such as plasmids or transposons.

There are different mechanisms through which horizontal gene transfer can occur, including:

1. Transformation: The uptake and incorporation of free DNA from the environment by a recipient cell.

2. Conjugation: The direct transfer of genetic material from one bacterium to another through a conjugation bridge, which is a physical connection between the cells.

3. Transduction: The transfer of genetic material from one bacterium to another by a bacteriophage (a virus that infects bacteria) during the phage's life cycle.

Horizontal gene transfer plays a significant role in bacterial evolution and the spread of antibiotic resistance genes. It allows for the rapid acquisition of new traits and genetic diversity, enabling bacteria to adapt to changing environments and survive challenges such as the presence of antibiotics.

Learn more about Horizontal gene transfer: https://brainly.com/question/17291232
#SPJ11

it transports, modifies, and packages proteins and lipids into vesicles for delivery to targeted destinations

Answer:

transfer of information or nutrients

Explanation:

The most frequent side effect of LITT for mesiotemporal epilepsy is visual impairments, and individuals who are most at risk may have low levels of cerebrospinal fluid in the choroidal fissure, which allows heat to transfer from the hippocampus body to the lateral geniculate nucleus.

A newly developed method for treating primary and metastatic brain cancers that are difficult to access with traditional surgery is laser interstitial thermal treatment (LITT). In order to perform LITT, a laser catheter must be inserted into the tumour and heated to temperatures high enough to destroy the tumour.

Learn more about Laser interstitial thermal therapy here:

https://brainly.com/question/7206523

#SPJ4

Answer:

Heart disease affects the respiratory system by causing irregularities in the way fluid is carried away from the lungs. Looking after your heart health is extremely important for your whole body, especially your lungs.

Answer:

The classic compound microscope magnifies in two steps : first with an objective lens that produces an enlarged image of the object in a "real" image plane. This real image is then magnified by the ocular lens or eyepiece to produce the virtual image. Two convex lenses can form a microscope.

Explanation:

Answer:

it has multiple magnifying glasses in the scope.

Explanation:

A compound light microscope uses two lenses at the same time to view objects-the objective lens, which gathers light and magnifies the image of the object, and the ocular lens, which one looks through and which further magnifies the image. ... it also allows light to pass to the ocular lens.

Answer:

1,100 to 1,200 genes

Explanation:

these are instructions for proteins which help around the body

The number of genes on chromosome 17 is estimated to be around 1,200 to 1,500.

A gene is the most basic physical and functional unit of inheritance. They carry information that determines your traits. They are present on specific location of chromosomes.

Chromosome 17 is one of the 23 pairs of chromosomes in humans and is approximately 81 million base pairs long. The number of genes on chromosome 17 is estimated to be around 1,200 to 1,500. However, the exact number of genes on chromosome 17 is not yet known, as gene prediction algorithms have limitations and some genes are yet to be discovered or accurately annotated.

Additionally, some sections of the chromosome may not contain protein-coding genes but may still play important regulatory roles in gene expression.

Learn more about genes,  here:

https://brainly.com/question/29762819

#SPJ2

Answer:

Photosynthesis

Explanation:

Photosynthesis is a process when plants or some microorganisms use the energy from the sun to produce glucose when water and carbon dioxide are present. The glucose is then converted into pyruvate that then releases ATP by cellular respiration. On the picture there is the sun that interacts with the cell that then makes the ATP

Answer:

It's rock type..............

Answer:

the distilled water to enter the tubing

Explanation:

This question is impossible to answer without knowing exactly what is in the yellow tubing, regardless we can assume that the solution in the tubing with the yellow band is more concentrated than distilled water. This being the case then this will cause the distilled water to enter the tubing due to it being hypotonic to the solution within the tubing which means it has a higher concentration of water.

Each month, a graafian follicle ruptures on the ovarian cortex, and an ovum releases into the pelvic cavity and into the fallopian tube. This process is known as Ovulation.

The process of an egg being released from the ovary is called ovulation. The egg is released and travels down the fallopian tube, where it remains for 12 to 24 hours before being fertilized. The egg may or may not be fertilized by sperm when it is released. If the egg is fertilized, it may move to the uterus where it will implant and grow into a pregnancy.

Follicle-stimulating hormone (FSH), which is released by your body during the follicular phase, aids in the maturation and preparation of the egg in your ovary for release.

When the egg is fully developed, your body produces a large amount of luteinizing hormone (LH), which causes the egg to be released. Around day 14, between 28 and 36 hours after the LH spike, ovulation typically takes place.

Luteinization occurs after ovulation. In the event of pregnancy, hormones will prevent the lining from shedding. If not, bleeding will begin on or around day 28 of the cycle, starting the following cycle.

To know more about ovulation visit the link:

https://brainly.com/question/28260842?referrer=searchResults

#SPJ4

Answer:

phototropism is (biology) the movement of a plant towards or away from light while gravitropism is (biology|botany) a plant's ability to change its growth in response to gravity

Answer:

There are seven main taxonomic ranks: kingdom, phylum or division, class, order, family, genus, species.

Explanation:

Answer:to know which animals belong to which classification or which group they are. And to know they features like how many legs and how many fingers like this. Like the animal what makes it special from others animals

Explanation: hope this help

Answer:

They are concerned because that is natural water. Water, for ALL organisms is needed to live, so we also have to keep it safe for us and there life to live.

Explanation:

hope this helps

Answer:

F,D,C,A,H,E,G,B

Explanation:

Answer:

The enamel and dentin of teeth are harder than bone and as a result, teeth are more likely to be fossilized than other parts of a vertebrate.

Explanation:

Nonylphenol can activate meiotic division.

Soto and Shonnenschein identified nonylphenol in their flasks, which can activate meiotic division. Meiotic division is a type of cell division that results in the formation of haploid cells, which have half the number of chromosomes as the original cell. This process is important for sexual reproduction and the creation of genetic diversity. Nonylphenol is a known endocrine disruptor and has been linked to negative health effects in both animals and humans.

There are two kinds of cell division: mitosis and meiosis. More often than not when individuals allude to "cell division," they mean mitosis, the method involved with making new body cells. The process by which egg and sperm cells are produced is known as meiosis. Mitosis is a crucial cycle forever.

know more about Nonylphenol, here:

https://brainly.com/app/ask?q=32373148

#SPJ11

The probability associated with the range of lethal morphine blood levels is 0.99. The probability that somebody dies of the blood morphine concentration is 0.3 pg/ mL will be 0.0103.

A probability is a number which reflects the chance or likelihood that a particular event will occur. Probabilities can be easily expressed as the proportions which range from 0 to 1, and they can also be expressed as the percentages ranging from 0% to 100%.

Mean (u) = 2.5,

Standard deviation (σ) = 0.95

(a) P(0.05 < x < 4.95)

P(0.05-2.5/0.95 < x < 4.95 -2.5/0.95)

P(-2.5789 < x < 2.5789)

P ( x < 2.5789) - P(< -2.5789)

0.9950 - 0.0050

= 0.99

(b) within 1 S.D Range values are

1, S.D= (μ ± σ) = 2.5 ± 0.95 = (1.55, 3.45)

2, S. D =  (μ ± 2σ) = 2.5 ± 2 (0.95) = (0.6, 4.4)

3, S. D = (μ ± 3σ) = 3(0.95) = (-0.35, 5.35)

(c) P(x < 0.3)

P(Z < 0.3-2.5/ 0.95)

P(Z<-2.3158)

P = 0.0103

Learn more about Probability here:

https://brainly.com/question/30034780

#SPJ1

Water vapor (H2O) would most likely have different amounts in inhaled and exhaled air.

Water vapor is a component of the air we breathe, and its concentration can vary depending on various factors such as humidity and temperature. When we inhale air, it can contain varying levels of water vapor depending on the surrounding environment. However, during exhalation, the air we breathe out usually has a higher concentration of water vapor because our respiratory system adds moisture to the air as we exhale. This difference in water vapor content between inhaled and exhaled air is a natural physiological process in the respiratory system.

learn more about:- Water vapor here

https://brainly.com/question/14529481

#SPJ11

Answer:

48 chromosome

In mitosis, the daughter cells have the same number of chromosome as the parents cell in the form of chromatids( as chromatids sister had separated during anaphase ).

I suggest you to learn( differentiate) about the term like chromatin, chromatid, chromosome, sister chromatids, homologous chromosomes so you can mastered this chapter.

Good luck!

Unlike a B-cell receptor (BCR), a T-cell receptor (TCR) cannot bind soluble/free antigen.

B-cell receptors (BCRs) and T-cell receptors (TCRs) are two types of antigen receptors found on different types of immune cells. BCRs are expressed on the surface of B cells, while TCRs are expressed on the surface of T cells.

BCRs are capable of binding to soluble or free antigens, such as pathogens or their components, directly. They recognize intact antigens in their native form, triggering B-cell activation and the production of specific antibodies.

In contrast, TCRs are designed to recognize antigens that are presented by antigen-presenting cells (APCs) in the context of major histocompatibility complex (MHC) molecules. TCRs can only bind to antigens that are presented on the surface of APCs, such as macrophages, dendritic cells, or B cells, through MHC molecules.

This mechanism ensures that T cells primarily respond to antigens that are processed and presented by infected or abnormal cells, while B cells can recognize free antigens in extracellular spaces. Thus, TCRs cannot bind soluble/free antigens directly like BCRs can.

Learn more about T cells here:

https://brainly.com/question/7912544

#SPJ11

The products of photosynthesis are carbohydrates and oxygen. Carbohydrates -glucose- are a source of energy for different organisms. Oxygen is necessary for aerobic respiration.

Photosynthesis is a process plant cells go through when absorbing sunlight.

During photosynthesis, light energy and inorganic compounds are used to produce organic compounds -glucose- and release oxygen.

It occurs in chloroplasts and involves two stages: light-dependent and light-independent reactions.

Photosynthesis is complementary to cellular respiration.

The products of photosynthesis are

You can learn more about photosynthesis at

https://brainly.com/question/29764662

#SPJ1

The percentage (by weight) of a triglyceride molecule that can be converted to glucose depends on the specific composition of the triglyceride.

However, in general, the glycerol component of a triglyceride can be converted to glucose through a process called gluconeogenesis. Glycerol accounts for approximately 10% of the weight of a triglyceride molecule. Therefore, up to approximately 10% (by weight) of a triglyceride molecule can potentially be converted to glucose.

Triglycerides consist of a glycerol molecule attached to three fatty acid chains. The glycerol component can undergo gluconeogenesis, a metabolic pathway in which glucose is synthesized from non-carbohydrate precursors. During gluconeogenesis, glycerol is converted into glucose-6-phosphate, which can then be further processed to produce glucose.

Glycerol accounts for approximately 10% of the weight of a triglyceride molecule. Since the fatty acid chains cannot be directly converted to glucose, only the glycerol portion can contribute to glucose synthesis. Therefore, up to approximately 10% (by weight) of a triglyceride molecule can potentially be converted to glucose through gluconeogenesis.

To know more about triglyceride, refer here:
https://brainly.com/question/13840067#
#SPJ11

Cells with similar structural features and a common function called as tissue. If organ systems are present in an animal, it means that the animal is highly organized and composed of multiple organs that work together to perform specific functions.

Cells are the basic unit of life in all organisms and are incredibly diverse in their structure and function. When cells have similar structural features and a common function, they are referred to as a tissue. Tissues are composed of similar cells that work together to perform a specific task in the organism.

There are four main types of tissues in animals: epithelial tissue, connective tissue, muscular tissue, and nervous tissue. Each type of tissue is specialized to perform a specific function, such as protecting the body, transmitting signals, contracting to move the body, or supporting and connecting other tissues.

Organ systems are composed of multiple tissues that are organized to perform a specific function, such as the digestive system, the respiratory system, or the circulatory system.

The presence of organ systems in an animal is a hallmark of higher levels of organization and complexity. In addition to organ systems, animals must also have specialized cells, tissues, and organs that work together to maintain homeostasis, or the balance of conditions within the organism that are necessary for survival.

To know more about cells refer to-

brainly.com/question/30046049#

#SPJ11

Answer:

False

Explanation:

Bacteria do not have organs like humans. However, bacteria have specific structures to perform certain essential functions.

Among the bacteria, there are the respirators, which perform aerobic cell respiration, where oxygen gas is the final acceptor of hydrogen ions. Also, some bacteria perform anaerobic cell respiration. In those, oxygen gas is replaced by other molecules, which function as hydrogen acceptors such as nitrates or sulfates. Bacteria respiration occurs through the mitochondria.

In addition, bacteria can have different forms of "obtaining food"

Some can obtain their food through photosynthesis, degrading organic compounds. Other types of bacteria use the energy released in oxidation reactions of inorganic compounds, such as those that participate in the nitrogen cycle.

Finally, there are saprophagic bacteria, which obtain food from corpses and the remains of living beings, and the parasite ones, which find this food in the tissues of living beings, often causing them illness.