The terminal buttons of a neuron contain synaptic vesicles that house neurotransmitters, the chemical messengers of the nervous system.
A cell body, an axon, and a dendrite are the three basic components of a neuron. The nucleus, which regulates the cell's functions and houses its genetic material, is located inside the cell body. The axon resembles a long tail and carries signals out of the cell.
In healthy people, synaptic vesicles release neurotransmitters into the synapses as the neuronal signal travels quickly down the axon to the terminal buttons. The synapse, which connects two neurons, is a very small area.
Click the link for more information about neurons.
https://brainly.com/question/29462317
#SPJ4
Name the three classifications of plants on the basis of their water needs
Pteridophyte
Gymnosperm
Angiosperms
........is the process where ......... cells of an organism duplicate.
a) meiosis, gametes
b) mitosis, gametes
c) meoisis, somatic
d) mitosis, somatic
Answer:
d is the answer as the process where single cells divide to form two identical cells (daughter cell) are known as mitosis and occurs in somatic cells .
Hope this is helpful.
4. La secuencia de ADN que codifica para la síntesis de la hormona del crecimiento corresponde a un gen, puesto que: a) determina un fenotipo que se hereda de padres a hijos. b) es susceptible de mutación. c) presenta codones y anticodones. d) permite la síntesis de una hormona. e) se encuentra en el núcleo celular.
Answer:
Permite la sintesis de la hormona.
Explanation:
Para la sintesis de la hormona de crecimiento se necesita la presencia de una secuencia de bases nitrogenadas en el ADN.
Al ser expresados por medio de su traduccion por el ARNm se expresan los caracteres fenotipicos desarrollando la estimulacion de la liberacion de la hormona del crecimiento.
Esta hormona es la encargada de fomentar que el cartilago de crecimiento de los huesos largos y otras zonas del cuerpo se desarrollen y funcionen como centros proliferativos de celulas para desencadenar el desarrollo del humano en edades tempranas.
What are the links between the environment and Covid-19? Choose all correct answers.
A. with the destruction of ecosystems the natural barriers between host animals is reduced
B. We destroy ecosytems creating channels for viruses to pass to humans
C. a decrease in human population is decreasing resource use including wild animals
D. destruction of biodiversity
E. an increase in forest ecosystems
F. deforestation
The correct answers that describe the links between the environment and Covid-19 are options A. With the destruction of ecosystems, the natural barriers between host animals are reduced, B. We destroy ecosystems, creating channels for viruses to pass to humans, D. Destruction of biodiversity, F. Deforestation.
With the destruction of ecosystems, the natural barriers between host animals are reduced: The destruction of ecosystems, such as deforestation or habitat loss, can lead to increased contact between humans and wildlife. This close proximity increases the chances of zoonotic diseases, like Covid-19, transferring from animals to humans.
We destroy ecosystems, creating channels for viruses to pass to humans: Human activities that involve destroying natural habitats, encroaching upon wildlife, or engaging in the illegal wildlife trade create opportunities for viruses to jump species barriers and infect humans. Encroachment into natural areas can disrupt the balance of ecosystems, bringing humans in contact with new pathogens.
Destruction of biodiversity: Biodiversity plays a crucial role in maintaining healthy ecosystems and acting as a buffer against disease outbreaks. When biodiversity is reduced, ecosystems become more vulnerable, and the spread of diseases can be intensified.
Deforestation: Deforestation, the clearing of forests at a large scale, can disrupt ecosystems, displace wildlife, and increase the likelihood of contact between humans and potential disease-carrying animals. It can also lead to changes in local climate patterns, which may indirectly influence the spread of diseases.
know more about Deforestation here:
https://brainly.com/question/29585797
#SPJ8
I NEED IT NOWWW ASAP PLEASEE ITS A TEST
Plants with dark brown stems mated to ones with light colored stems: All offspring have a medium brown color.
C. Incomplete dominance
D. Polygenic
E. X-linked gene
B. Codominance
A.Dominant/recessive gene
Answer: could be Polygenic whish you the best in your test i had to take my test at home while everyone at school does it
Scientists use results from new experiments to
support their own personal political opinions.
increase precision of data that were collected previously.
modify existing explanations of how nature works.
aid in distinguishing science from pseudoscience.
Answer:
B
Explanation:
Answer:
C
Explanation:
Edge 2021
Mr. Karpov has an aquarium that can hold 40 quarts of water. He sells it and buys two new aquariums that can each hold gallons of water. How many more quarts of water do the two new aquariums hold than the old aquarium?
The amount of quarts of water the two new aquariums hold more than the old aquarium is 208 quartz
How to calculate quantity?Since 1 quart is equal to 0.25 gallons, the old aquarium can hold 40/0.25 = 160 gallons of water.
Each of the new aquariums can hold gallons of water, so together they can hold a total of 2 × = 72 gallons of water.
To find how many more quarts of water the two new aquariums hold than the old aquarium, we need to find the difference in the volume of water they can hold in quarts:
72/0.25 - 40 = 288 - 40 = 248 quarts
Therefore, the two new aquariums can hold 248 - 40 = 208 more quarts of water than the old aquarium.
Learn more on quantity here: https://brainly.com/question/1692392
#SPJ1
Which statements about the citric acid cycle are true? Select all that apply. 1. Co2 is released 2. ATP is consumed 3. Pyruvate is produced 4. NADH and FADH2 are produced
The first turn of the citric acid cycle produces CO2, NADH, FADH2, and ATP.
What provides structure for plants
1. Carbonhyrdrates
2. Lipids
3. Nucleic acids
4. Proteins
Answer:
The correct answer is : 1. carbohydrate.
Explanation:
Cellulose is a major substance present in cell walls of the plants which provides support to the structure of plants. As it is most abundant bio polymer in nature are made up of monomers of glucose molecule joined together by bonds in between specific carbon atoms.
The rigidity of the plant is come from this carbohydrate, cellulose. Lipids, proteins are also component of the plant cell and plays various role in the cell for instance lipid acts as barrier and present in plasma membrane of the plant cell and provide insulation too.
Thus, the correct answer is : 1. carbohydrate.
when performing experiments during the macromolecule lab, your independent variable will be .
The independent variable in a macromolecule lab experiment is the variable that is being manipulated or changed by the experimenter to observe its effect on the dependent variable.
What is an independent variable?An independent variable is a variable in a statistical model that is manipulated or varied to observe its effect on the dependent variable. It is also referred to as the predictor or explanatory variable.
The independent variable is typically what the experimenter is interested in testing or exploring in the experiment. For example, in a macromolecule lab experiment exploring the effect of temperature on the denaturation of a protein, the independent variable would be temperature. The dependent variable would be the change in the protein's structure and/or function resulting from the change in temperature.
Learn more about independent variable, here:
https://brainly.com/question/29430246
#SPJ1
Could you kindly type me the following please:
Materials and methods explain how the work on 'Soil management' (in agriculture) was done.
(Containing sufficient detail to allow another competent worker to repeat the work.)
In soil management in agriculture, the materials and methods used should be described in sufficient detail to allow another competent worker to replicate the work.
This typically includes information about the materials used, such as the type of soil, fertilizers, and amendments, as well as the methods employed, such as tillage practices, crop rotation, and irrigation techniques. Additionally, the time frame, location, and any specific measurements or data collection procedures should be included. By providing these details, the process of soil management can be accurately replicated by others in the field.
Adding organic matter, such as compost, manure, or cover crops, improves soil structure, water-holding capacity, and nutrient content. Organic matter also enhances microbial activity in the soil, promoting nutrient cycling and overall soil health. Conservation tillage practices minimize soil disturbance and erosion by reducing or eliminating plowing or intensive tilling. This helps preserve soil structure, moisture, and organic matter, while also reducing fuel and labor costs.
Learn more about soil management
https://brainly.com/question/30542859
#SPJ11
Explain how the spread of maize impacted the American Southwest
The spread of maize impacted the American Southwest by promoting agricultural development, population growth, and the establishment of complex societies.
The American Southwest is a geographic region in the United States that encompasses Arizona, New Mexico, Utah, Colorado, and Nevada. It is known for its unique desert landscapes, vibrant Native American cultures, and rich history. The region is home to many iconic landmarks, such as the Grand Canyon, Monument Valley, and Mesa Verde National Park. The Southwest also has a diverse population, with a mix of Hispanic, Native American, and Anglo-American communities. The cuisine of the Southwest is famous for its spicy flavors and influences from Mexican, Native American, and cowboy cooking traditions. The Southwest is a popular destination for tourists seeking outdoor adventure, cultural experiences, and a taste of the American West.
Learn more about American Southwest here:
https://brainly.com/question/17602175
#SPJ11
what additional cells need to be tested to be 95% confident that the identification is correct?
To be 95 percent certain that no additional cells are required, the additional cells must be tested. The correct answer is (D).
IH-Board 11 are Reagent Red Platelets with polyvalent antigens of eleven single blood contributors in isolated vials for the recognizable proof of red platelet antibodies.
The recipient's plasma is compared to the RBCs of two or three reagent screening cells licensed by the Food and Drug Administration (FDA) for antibody screening.
The CDC employs the microneutralization test to confirm the positive result of a clinical sample that has been found to be antibody-positive by either ELISA.
Techniques ordinarily utilized for immunizer distinguishing proof are hemagglutination (tube), section agglutination (gel), and strong-stage red cell adherence.
To learn more about additional cells here
https://brainly.com/question/30632171
#SPJ4
Q- What additional cells need to be tested to be 95% confident
that the identification is correct?
a. Three e-negative cells that react negatively and one
additional e-positive cell that reacts positively
b. One additional E-positive cell to react positively and
one additional K-positive cell to react positively
c. Two Jkb homozygous positive cells react positively
and one Jkb heterozygous positive cell reacts
negatively
d. No additional cells are needed
Which two types of glia are both glue-like?
Options:
A. Schwann cells and oligodendrocytes
B. microglia and astrocytes
C. ependymal cells and microglia
D. interneurons and astrocytes
Answer:
B
Explanation:
Microglia and astrocytes are both glue-like.
What are the functions of astrocytes?
Astrocytes are specialized glial cells that outnumber neurons by over fivefold. They contiguously tile the entire central nervous system (CNS) and exert many essential complex functions in the healthy CNS.
Astrocytes not only regulate blood flow, but also transfer mitochondria to neurons, and supply the building blocks of neurotransmitters, which fuel neuronal metabolism.
Astrocytes are capable of producing a robust antioxidant response to protect themselves and also neurons, through the release of glutathione precursors to neurons.
Learn more about astrocytes:
https://brainly.com/question/15042216
#SPJ5
Which statement does the fossil record and DNA
evidence support?
o Chimpanzees and humans do not share any
common ancestors.
O Chimpanzees are cousins to humans.
O Chimpanzees are the ancestors of modern
humans.
Answer:
B) Chimpanzees are cousins to humans
Explanation:
Just did it, Have a good day!
Answer:
Explanation:The correct answers on edg
Why will crust subduct beneath continental crust.
select each of the correct characteristics of sodium. a. mainly an intracellular ion b. crucial for regulating total body fluid c. crucial for regulating cellular fluid d. help transmit nerve impulses and other electrical messages e. helps to regulate blood pressure, and ph
Each of the correct characteristics of sodium.
b. Crucial for regulating cellular fluid.
c. Crucial for regulating total body fluid.
d. Help transmit nerve impulses and other electrical messages.
e. Helps to regulate blood pressure and pH.
The main extracellular cation and solute is sodium ion (Na+), which is crucial for the production of action potentials in cardiac and neurological tissue.
Sodium is one of the most crucial electrolytes in the extracellular fluid because it is an osmotically active cation. It controls the modulation of the membrane potential of cells as well as the volume of extracellular fluid.
A little amount of sodium is needed by the human body to convey nerve impulses, contract and relax muscles, and keep the right ratio of water and minerals.
Inside the cell, the potassium concentration is higher than outside, whereas the sodium and chloride ion concentrations are lower. The actions of a membrane active transporter are to blame for these variations in sodium and potassium concentrations.
To know more about sodium visit the link:
https://brainly.com/question/28496442?referrer=searchResults
#SPJ4
I will be gaveing points:)
Drag and drop each tissue or structure to the germ layer from which it is derived. Ectoderm Mesoderm Endoderm red blood cells central nervous system notochord kidney tubule cells thyroid follicular cells epidermis peripheral nervous system lung alveolar cells pancreatic acinar cells skeletal muscle
Ectoderm: central nervous system, peripheral nervous system, epidermis Mesoderm: notochord, kidney tubule cells, skeletal muscle Endoderm: red blood cells, thyroid follicular cells, lung alveolar cells, pancreatic acinar cells
I'll list the germ layers and their corresponding tissues or structures:
Ectoderm:
- Central nervous system
- Epidermis
- Peripheral nervous system
Mesoderm:
- Red blood cells
- Notochord
- Kidney tubule cells
- Skeletal muscle
Endoderm:
- Thyroid follicular cells
- Lung alveolar cells
- Pancreatic acinar cells
to know more about,Ectoderm visit
https://brainly.com/question/31717455
#SPJ11
approximately, how many flowers do honeybees need to visit in order to make one pound of honey?
Honeybees need to visit approximately two million flowers to make one pound of honey.
The process of honey production begins with bees collecting nectar from flowers. The nectar is then stored in their honey stomachs, where enzymes begin to break it down. The bees then regurgitate the partially digested nectar into the honeycomb, where it is further processed by other worker bees. During this process, water is removed from the nectar, and the bees add enzymes to it to further break down the sugars.
Once the nectar has been transformed into honey, the bees cap the honeycomb cells with wax to store the honey for future use. It takes a lot of time and energy for bees to produce honey, as they need to visit a large number of flowers in order to collect enough nectar to make even a small amount of honey.
You can learn more about Honeybees at
https://brainly.com/question/3668237
#SPJ11
What is a hominid? O A. Any ancestor of humans B. Any bipedal primate O C. Any species formed by evolution O D. Any bipedal animal
According to the research, the correct answer is Option A. A hominid is any ancestor of humans.
What is a hominid?They are the hominoid primates that include both humans and their closest relatives.
In this sense, in general, it is linked to the evolution of the human being, which is characterized by walking on two legs and upright and which belongs to the order of higher primates as the only species that survives.
Therefore, we can conclude that according to the research, the concept of hominid alludes to the human being as a single surviving species and its ancestors.
Learn more about a hominid here: https://brainly.com/question/22090206
#SPJ1
________ are individual organisms with a gastrovascular cavity and circle of tentacles that make up coral.
A) Polyps
B) Algae
C) Nematocytes
D) Planulae
E) Atolls
Are coastal mangrove forests and commercial shrimp farms equal in their economic value to humans? i need help
Yes, they are very much capable in providing economic importance to the man as they are capable enough to provide resources to the humans. The largest vegetation found in the plants is helping to provide a big number of resources.
What is the reason of high vegetation in such areas ?The reason of higher vegetation in such areas is because of the direct sunlight on the trees and because of the large exposure of sun on the trees it makes the photosynthetic rate higher.
Mangrove forests are capable in providing the following resources :
1. provision of food and clean water
2. influence climate regulation
3. soil composition regulation
4. disaster risk reduction (regulating services)
5. recreational and spiritual space (cultural services).
Mangroves contribute to the 23% of the total fish that is the pisciculture that means they are helping to increase the marine life occupations and directly impacting the economy.
Learn more about marine life at :
https://brainly.com/question/14950319
#SPJ2
What is the speed of an angry goblin
if it flies 32 miles in 4 hours?
we have that from the Question"What is the speed of an angry goblin if it flies 32 miles in 4 hours? " it can be said that
the speed of an angry goblin if it flies 32 miles in 4 hoursv=8miles/hourFrom the Question we are told
What is the speed of an angry goblin if it flies 32 miles in 4 hours?
Generally the equation for Speed is mathematically given as
\(V=d/t\\\\Therefore\\\\\v=d/t\\\\v=\frac{32}{4}\\\\\)
v=8miles/hour
Therefore
the speed of an angry goblin if it flies 32 miles in 4 hours
v=8miles/hour
For more information on this visit
https://brainly.com/question/19007362?referrer=searchResults
The speed of an angry goblin is equal to 8 miles per hour, if it flies 32 miles in 4 hours.
Given the following data:
Distance = 32 miles. Time = 4 hours.To determine the speed of an angry goblin:
Speed can be defined as the distance covered by an object per unit time and it is usually measured in meter per seconds (m/s).
Also, speed has magnitude but no direction and as such it is a scalar quantity.
Mathematically, speed is given by the formula;
\(Speed = \frac{distance}{time}\)
Substituting the given parameters into the formula, we have;
\(Speed = \frac{32}{4}\)
Speed = 8 mi/hr.
Therefore, the speed of an angry goblin is equal to 8 miles per hour, if it flies 32 miles in 4 hours.
Read more: https://brainly.com/question/8898885
A student constructs a model using a fan and a pile of sand shaped like a dune. The student turns on the fan, observes the model for changes, and lists several conclusions in a chart.
1. Wind cannot erode landforms.
2. Wind can reduce the surface heights of landforms
3. Wind cannot transport materials
4. Wind cannot weather materials.
Answer: Im sorry i dont kno
Explanation:
Based on the observations of the sand dune model with a fan, the conclusions provided in the chart are incorrect. In reality, each statement's opposite is true.
What is Sand dune?A sand dune formed by wind or water flow is known as a sand dune. When there is a lot of loose sand present and the wind or water is powerful enough to shift the sand grains, sand dunes emerge. Beaches, deserts, and some riverbeds all contain sand dunes.
Based on the observations in the provided example, the following inferences are correct:
Landforms can be eroded by wind.Sand can be moved by wind and dumped elsewhere, altering the size and shape of landforms.Sand and other materials are transported from one location to another by wind, which is a significant agent of sediment transport.Materials can weather and degrade in the wind through abrasion and deflation.Therefore, the conclusions given in the chart are false based on the observations of the sand dune model.
Learn more about Sand dune, here:
https://brainly.com/question/2456718
#SPJ3
The cell theory includes different tenets to explain the organization of life. What principles comprise the cell theory
Answer:
All organisms are composed of one or more cells, and the life processes of metabolism and heredity occur within these cells.
Explanation:
How does the atmosphere act like a greenhouse? 7th grade science
Answer:
The greenhouse effect works much the same way on Earth. Gases in the atmosphere, such as carbon dioxide, trap heat just like the glass roof of a greenhouse. These heat-trapping gases are called greenhouse gases. ... At night, Earth's surface cools, releasing heat back into the air.
Explanation:
I took a test on this.
Which of the following does NOT support the theory of natural selection?
•some species have traits that serve no purpose, like finger bones in a manatee
•some species today are very similar to species discovered in fossils
•species that are similar to each other tend to live near each other
•There are many different species in different parts of the world
Answer:
number 1
Explanation:
i did something
Many viruses intect only a certain type of cell because they bind to certain
A- receptor sites on the surface of the cell
B- hormones in the cell
C-other viruses on the surface of the cell
D- mitochondria in the cell
The weight of body is 420 N . Calculate it's mass..
Here,
Force = 420N
Gravity = 9.8m/s^2
Mass = ?
Now,
Force = Mass * Gravity
420 = Mass * 9.8
420/9.8 = Mass
Mass = 42.85Kg
I hope it's help you...
Mark me as brainliest...