Small sacs that store and transport a variety of materials within cells are called:.

Answers

Answer 1

Answer: Vesicles

Explanation: Hope this helps (;


Related Questions

Which group, named from their cuplike sexual reproductive asocarp, make up 75% of know fungi?

Answers

Answer: Sac Fungi, or Ascomycota.

Explanation: This type of fungi has cupcake asocarp.

Consider the following statement and the diagrams below and answer the questions. *Permanent tissues displaced a variety of shapes and cell wall features that are related to their functions in the plant.​

Consider the following statement and the diagrams below and answer the questions. *Permanent tissues

Answers

Option a is parenchyma, option B is collenchyma, and option C is scelerenchyme. All three of these are types of plant tissues that provide structural support and perform various functions in plants.

Parenchyma is one most the common and versatile type of plant tissue that consists of living cells with thin cell walls. Parenchyma cells are generally isodiametric, and they have large central vacuoles. The cells can store nutrients such as starch, proteins, and water, and take part in photosynthesis and gas exchange. Collenchyma cells have an elongated shape, and also providing flexible support and thickened cell wall etc. Sclerenchyma cells provide rigid support to plant organs and help with conductivity too.

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What is the function of the organelles that are labeled F? plant cell

Answers

Answer:

endoplasmic reticulum ( ER)

Explanation:

edg im guessing

Peptide growth factors act through which of the following types of signal receptors? G protein-coupled receptors O ligand-gated ion channels O receptor tyrosine kinases intracellular receptors

Answers

Peptide growth factors act through receptor tyrosine kinases types of signal receptors. Peptide growth factors are substances that control cell growth and differentiation in multicellular organisms.

Peptide growth factors stimulate cellular proliferation and differentiation, as well as the synthesis of extracellular matrix components, and are essential for the growth and maintenance of normal tissues. Increased cellular proliferation, a fundamental feature of cancer, has been linked to increased peptide growth factor synthesis and release by the host. Peptide growth factor receptors are a vital component of the intracellular signaling systems that control gene expression and cell behavior in response to various extracellular stimuli. Receptor tyrosine kinases have intracellular tyrosine kinase activity, which is activated when peptide growth factors bind to the extracellular domain of the receptor.

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Can I have help please

Can I have help please

Answers

Answer:

Nicotine

Tar

Carbon Monoxide

Please help I’ll give brainliest

5. What are some examples of events that might
indicate climate change in your area? Give
reasons for your answers.

Answers

Temperatures are rising world-wide due to greenhouse gases trapping more heat in the atmosphere.

• Droughts are becoming longer and more extreme around the world.

• Tropical storms becoming more severe due to warmer ocean water temperatures.

• As temperatures rise there is less snowpack in mountain ranges and polar areas and the snow melts faster.

• Overall, glaciers are melting at a faster rate.

• Sea ice in the Arctic Ocean around the North Pole is melting faster with the warmer temperatures.

• Permafrost is melting, releasing methane, a powerful greenhouse gas, into the atmosphere.

• Sea levels are rising, threatening coastal communities and estuarine ecosystems.

True or false microwaves are a type of infrared wave?

Answers

Answer:

yes they are a type of infrared wave

Answer:

Microwaves are a type of infrared wave. False. Microwaves are a type of electromagnetic radiation. ... Radio waves, microwaves, and ultraviolet waves all have longer wavelengths than visible light.

2. What are the steps of the dichotomous key?

Answers

Answer:

1.list down the characteristics

2.Organnize the characteristics in order

3.divide the specimens

4.divide the specimens even further

5.draw a dichotomous Key diagram

6. test it out

Identify the labeled structures. A B C D E

Identify the labeled structures. A B C D E

Answers

Answer:

A Golgi body

B vacuole

C mitochondrion

D nucleus

E cell membrane

Explanation:

Answer:

A: Golgi body

B: Vacuole

C: Mitochondrion

D: Nucleus

E: Cell membrane

Explanation:

I did the assignment on Edg2021

connect to big idea 1 using at least two examples, explain how the process of evolution is revealed by the imperfections of living organisms.

Answers

The process of evolution explains the diversity and unity of life. The imperfections of living organisms provide evidence for the process of evolution.

These imperfections are a result of evolutionary compromises and historical constraints.

For example, the recurrent laryngeal nerve in mammals takes a detour around the aorta, resulting in a much longer route than necessary.

This detour is an evolutionary relic from fish, where the nerve had a shorter route to the gills. In giraffes, the nerve takes an even longer detour due to the elongation of the neck.

These imperfections are a result of natural selection acting on existing structures, rather than designing new ones from scratch.

Another example is the human eye, which is often cited as an example of "intelligent design" due to its complexity.

However, the human eye has several imperfections, such as a blind spot where the optic nerve exits the retina and the presence of blood vessels in front of the retina, blocking some light.

These imperfections are a result of evolutionary history, where the eye evolved from a simple light-sensitive patch in early animals.

In summary, the imperfections of living organisms provide evidence for the process of evolution, which acts on existing structures and is constrained by historical and physical factors.

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In which trophic level would you classify phytoplankton

Answers

phytoplankton falls on the first trophic level which is are "primary producers", it is because even smallest to smallest creatures like zooplankton feed on phytoplankton.

What monomers is aquaporin composed of?

A. fatty acids
B. amino acids
C nucleotides
D. monosaccharides

Answers

Answer:

amino acids

Explanation:

Based on current understanding of life, it seems reasonable to think that life could exist and thrive in:____________

Answers

While life on Earth is based on carbon chemistry, there is growing evidence to suggest that life may be able to thrive using other elements and compounds as well.

For example, extremophiles have been found in some of the most hostile environments on Earth, including deep sea vents, volcanic hot springs, and even radioactive waste. These organisms have adapted to survive in environments with high temperatures, acidity, pressure, and radiation, which were once thought to be completely inhospitable to life. Additionally, the discovery of exoplanets (planets outside our solar system) has opened up new possibilities for finding environments that are suitable for life. While many of these planets are currently beyond our reach, future technologies may allow us to explore and study them in more detail. Ultimately, the search for life beyond Earth is a fascinating and ongoing endeavor that continues to push the boundaries of our understanding of the universe.

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Water cannot change rock underneath earth surface (true or false)

Answers

Answer:

false because water is what made the canyons a canyon, water,

so it is false

Explanation:

Endangered Species
Research an endangered species. Include an image of this species. Discuss the following questions: Approximately how many are left? When is the estimated time they will be extinct? What is the major cause of their future demise?

Vulnerable Species Research a vulnerable (threatened) species. Include an image of this species. How many are there left or have reappeared? What is being done to help them come back? What was the cause of their decline or demise?

Answers

a. Endangered Species: African Elephant: The African elephant is a majestic species that is facing extinction due to various factors. Approximately 415,000 African elephants remain in the wild, with their population declining by 60% over the last 75 years.

b. According to the International Union for Conservation of Nature (IUCN), the African elephant is classified as vulnerable, and it is estimated that if current trends continue, they could be extinct within the next few decades.

The major cause of their future demise is the illegal wildlife trade, particularly the demand for ivory. Poaching for ivory has led to the killing of tens of thousands of elephants each year, resulting in severe population declines in many African countries. In addition to poaching, habitat loss and fragmentation, human-wildlife conflict, and climate change also pose significant threats to African elephants.

To help African elephants, several conservation efforts are underway. These include anti-poaching measures, habitat restoration, and community-based conservation programs. In addition, many countries have banned the trade in ivory, although enforcement of these laws can be challenging.

Vulnerable Species: Snow Leopard: The snow leopard is a vulnerable species that is found in the high-altitude mountain ranges of Central and South Asia. Approximately 4,000 to 6,500 snow leopards remain in the wild, with their population declining by 20% over the last three decades. According to the IUCN, the snow leopard is classified as vulnerable due to habitat loss and fragmentation, poaching, and retaliatory killings by herders.

The major cause of their decline is habitat loss and fragmentation due to human activities such as mining, agriculture, and infrastructure development. In addition, poaching for their pelts and body parts is also a significant threat to snow leopards. Retaliatory killings by herders who lose their livestock to snow leopards are also a major cause of their decline.

To help snow leopards, several conservation efforts are underway. These include habitat restoration, anti-poaching measures, and community-based conservation programs. In addition, the Snow Leopard Trust and other organizations are working to educate local communities about the importance of snow leopards and to promote sustainable development practices that minimize negative impacts on snow leopard habitat.

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1. Complete a dichotomous key for the 10 leaves on the Common Leaves sheet. The chart provided here allows for 11 pairs of statements. Depending on how you build your dichotomous key, you may or may not need all of them, or you may need to add some.
Statement Types/Dichotomous key for leaves Identification Name/Number of Leaves
Statement 1a Click or tap here to enter text.
go to statement or identify leaf Click or tap here to enter text.

Statement 1b Click or tap here to enter text.
go to statement or identify leaf Click or tap here to enter text.

Answers

This dichotomous key should help you identify the leaves on the Common Leaves sheet by asking a series of yes/no questions and directing you to the appropriate leaf based on your answers.

Sure! Here's a dichotomous key for the 10 leaves on the Common Leaves sheet:

1a. Leaves are needle-like or scale-like (go to Statement 2)

1b. Leaves are not needle-like or scale-like (go to Statement 3)

2a. Leaves are arranged in clusters (go to Statement 4)

2b. Leaves are not arranged in clusters (go to Statement 5)

3a. Leaves are broad and flat (go to Statement 6)

3b. Leaves are not broad and flat (go to Statement 7)

4a. Clusters of leaves have 2 needles (go to Leaf 1)

4b. Clusters of leaves have more than 2 needles (go to Leaf 2)

5a. Leaves are feathery and fern-like (go to Leaf 3)

5b. Leaves are not feathery and fern-like (go to Statement 8)

6a. Leaves are heart-shaped (go to Leaf 4)

6b. Leaves are not heart-shaped (go to Statement 9)

7a. Leaves have a sawtooth edge (go to Leaf 5)

7b. Leaves do not have a sawtooth edge (go to Statement 10)

8a. Leaves have rounded lobes (go to Leaf 6)

8b. Leaves do not have rounded lobes (go to Statement 11)

9a. Leaves have a waxy texture (go to Leaf 7)

9b. Leaves do not have a waxy texture (go to Leaf 8)

10a. Leaves have deeply cut lobes (go to Leaf 9)

10b. Leaves do not have deeply cut lobes (go to Leaf 10)

Leaf 1: White Pine

Leaf 2: Red Pine

Leaf 3: Maidenhair Fern

Leaf 4: Sweetgum

Leaf 5: Red Maple

Leaf 6: Sugar Maple

Leaf 7: Magnolia

Leaf 8: Dogwood

Leaf 9: Oak

Leaf 10: Ginkgo

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HELP FAST, HELP ASAP

Which gases contribute to the greenhouse effect?
which one of these is the answer
nitrogen and helium
carbon dioxide and methane
carbon dioxide and helium
nitrogen and methane

Answers

Answer:

Overview.

Carbon Dioxide.

Methane.

Nitrous Oxide.

Fluorinated Gases.

Explanation:

Here you go

Answer:

carbon dioxide & methane

Explanation:

Which form of hypochlorite is the most dangerous to handle?
a.) Sodium
b.) Fluoride
c.) Calcium
d.) Chlorine

Answers

Chlorine form of hypochlorite is the most dangerous to handle.

Hypochlorite is a chemical compound that is commonly used as a disinfectant and bleaching agent. The most common forms of hypochlorite used for these purposes are sodium hypochlorite and calcium hypochlorite.

Both sodium and calcium hypochlorite can be dangerous to handle if not used properly, as they can release chlorine gas when mixed with certain acids or other chemicals. However, in general, chlorine gas is considered to be the most dangerous form of hypochlorite, as it is highly toxic and can cause severe respiratory problems or even death if inhaled in high concentrations.

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researchers recorded that a certain bacteria population declined from 270,000 to 200 in 36 hours. at this rate of decay, how many bacteria will there be in 18 hours? round to the nearest whole number

Answers

researchers recorded that a certain bacteria population declined from 270,000 to 200 in 36 hours. at this rate of decay, 3985200 bacteria will there be in 18 hours

What is the rate of decay?

The rate of radioactive decay, also known as the rate of decay, tells us how quickly the decaying nuclei change over time. The activity of the unstable atom will be revealed if the decay rate is taken as an absolute value.

Given that,

A = 200

A₀= 270000

K=?

t= 36 hours

A=A₀\(e^k\)t

Substitute the values in the formula.

200 = 270000 \(e^k\) 36

Solve for k.

Divide each side by 270000.

7.41 × 10⁻⁴ = ek 36

Take the natural log of each side.

or, ln (7.41 × 10⁻⁴ ) =  lnek 36

or, ln (7.41 × 10⁻⁴ ) =36 k lne

or, ln (7.41 × 10⁻⁴ ) = 36 k

or, -7.21 = 36 k

or, k = - 0.2003

We use this rate of growth to predict the number of bacteria there will be in 18 hours.

A=A₀\(e^k\)t

Putting the values we get -

or, A = 270,000 × (0.82) × (18)

or, A = 3985200

At this rate of decay, researchers can expect 3985200 bacteria.

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You say you want a revolution? Well, we have had several: agricultural, health, industrial, and most recently, green. All of these revolutions have contributed to the recent and dramatic growth of the human population. What is the Green Revolution?

A) Changes in the way we use Earth's natural resources: moving from non-renewable to renewable energy resources.

B) Changes in the way food is produced since World War II that have resulted in enormous increases in production.

C) Changes in the types of food we consume: a change to organic, small-farm grown food instead of agree-business produced foods.

D) The use of resources that are naturally replenished on a human timescale, such as sunlight, wind, rain, tides, waves, and geothermal heat

Answers

The answer to this question is C

increased population, a higher body temperature, and a rapidly beating heart are all possible responses to a stressful situation.these body responses are most likely a direct result of the interaction

Answers

Increased perspiration, a higher body temperature, and a rapidly beating heart are all possible responses to a stressful situation, and these body responses are most likely a direct result of the interaction of the nervous and hormonal systems.

What does the interaction of the nervous and hormonal systems mean?

The interaction of the nervous and hormonal systems refers to the body process in which the expression of certain chemical messengers called hormones may control concomitant responses triggered by the nerve system, which is an organ system aimed at sensing signals from the environment in order to process them and then produce a response.

Therefore, with this data, we can see that the interaction of the nervous and hormonal systems may lead to increase perspiration, the temperature inside the body, and the heart pumps when the body is under a given stressful situation.

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Provide a detailed Information regarding Supply Chain Planning of
Harley-Davidson (Motor Company)

Answers

Harley-Davidson's supply chain planning allows the company to manage the flow of components and materials from suppliers to its own facilities. This process includes the review and management of agreements, inventory, and production timetables.

By understanding the requirements of suppliers, Harley-Davidson can identify opportunities for improved operations, while controlling the costs of materials and services. Through the use of IT, the company has the ability to track the progress and performance of its materials and adjust processes accordingly. In addition, the use of supply chain planning allows Harley-Davidson to monitor customer feedback on the quality of their product.

This feedback helps the company to hone their supply chain and improve their offerings. In summary, Harley-Davidson's supply chain planning provides a strong foundation for the company to meet customer expectations and ensure its supply chain operates efficiently.

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10. In dogs, a dominant gene (H) produces wire-haired texture. The recessive allele (h) produces smooth
What genotypes and phenotypes are expected in the F1 generation, and in what ratios?
hair. A homozygous wire-haired male is mated to a female with smooth hair, Show the Punnett square.
Genotypes:
Phenotypes:

Answers

If a dominant gene (H) produces wire-haired texture, while the recessive allele (h) produces smooth, then the genotypes and phenotypes are expected in the F1 generation for a cross between a homozygous wire-haired male and a female with smooth hair is heterozygous Hh (percentage 100 percent) with phenotype wire-haired texture.

What is a punnet square?

A punnet square is a diagram used in genetics to estimate the genotypes and phenotypic expected proportions of a genetic cross, in this case being:

     H     H

h    Hh   Hh

h    Hh   Hh

Therefore, with this data, we can see that the punnet square indicates 100 percent heterozygous.

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The element copper has 29 protons. What is the atomic number of copper?

Answers

the atomic number is 29

Plz HELP!! where does respiration, the process of releasing energy from combination of oxygen and glucose, occur? A. Cells B. Bronchi. C. Pharynx. D. Nose

Answers

Answer:

 A

Explanation:

     

A student working on their science experiment places four potato squares into solutions of Iodine and measures how far the Iodine diffuses into the potato. The measurements are: 2.1 mm, 1.8 mm, 2.3 mm, and 2.2 mm. What is the average diffusion distance?

Answers

Answer:

The average diffusion distance is 2.1 mm

Explanation:

Given

Diffusion distance of the four potato squares are;

\(Potato 1: 2.1 mm\\Potato 2: 1.8 mm\\Potato 3: 2.3 mm\\Potato 4: 2.2 mm\)

Required

Average Diffusion Distance

To calculate the average diffusion distance; we simply calculate the mean of the student recordings

Mean is calculated as thus;

\(Mean = \frac{\sum x}{n}\)

Where x is the individual distance of the potato squares

\(\sum x = 2.1 mm + 1.8 mm + 2.3 mm + 2,2 mm\)

\(\sum x = 8.4mm\)

n is the number of potato squares

n = 4

\(Mean = \frac{\sum x}{n}\)

\(Mean = \frac{8.4 mm}{4}\)

\(Mean = 2.1 mm\)

Hence, the average diffusion distance is 2.1mm

What is the shape of Glial cells? A.Pinched at the waist B.Random C.Oval D.Branched

Answers

The glial cells are part of the nervous system and have a fibrous appearence, examples of that type of cells are: astrocytes, microglial cells, and oligodendrocytes. Therefore, the shape of glial cells is random (b), since it have a lot of different shapes.

Explain what would occur if the population of an animal such as a beaver, changes the environment and can increase the number of individuals in that area. In other words, explain how a change to an environment can cause an increase in an animal population.

Your answer:

Answers

Not sure if we have to use the example of a beaver, but if wolves are increasingly being killed by people in an area, it would cause their population to decrease, and the population of animals wolves prey on, such as deer, would increase, disturbing the natural balance of the ecosystem. There would be an overpopulation of deer.

A race car travels around a track. It went 20 meters east in 1 second. What was his velocity?

A. 0.05 m/s

B. 20 m/s east

C. 0.05 m/s east

D. 20 m/s

Answers

B. 20 m/s east

This is the answer.

Answer:

The answer is 20m/s east or B

Which of the following is NOT a type of quantitative data?
A. The plant color results were blue and red.
B. The plants grew 5 inches.
C. The plant had 10 % more leaves.
D. The plant doubled in height.

Answers

Answer: A

Explanation: Quantitative data has a number value

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