Answers
Answer:
The correct answer is - reflexive actions controlled by the spinal cord.
Explanation:
Digestion and breathing are examples of involuntary action which is controlled by the autonomic nervous system of the CNS. however, the part of the nervous system that controls is the spinal cord and hind brain by the spinal reflex actions.
These are the action they do not require any thought and work without any thought that leaves the brain for other actions and coordinations. specific but the same stimuli causes the response in the same way.
Related Questions
Liquid & gaseous wastes are removed from the body by the kidneys ____ & _____
Answers
Answer:
Brainliest pls
Explanation:
The anus removes all the waste from the body that couldn't be digested. This can be shown during excretion.
In tomatoes, red fruit color is dominant to yellow. Round-shaped fruit is dominant to pearshaped fruit. Tall vine is dominant to dwarf vine.
a. Suppose you cross a true-breeding tall plant bearing red round fruit with a true-breeding dwarf plant bearing yellow pear-shaped fruit. Predict the appearance of the generation.
b. Assuming that the genes controlling the three traits are on three different pairs of chromosomes, what are the possible genotypes in the generation?
c. What are the expected phenotypic ratios?
Answers
Answer:
a) Al the offspring will have genotype - TtRrOo
b) Al the offspring will have genotype - TtRrOo
c) Tall, Red and Round
Explanation:
Given -
Red color of fruit is dominant to yellow color of fruit.
Round shape of fruit is dominant to pear shape of fruit
Also, Tall vine is dominant to dwarf vine
Crossing - true-breeding tall plant bearing red round fruit (TTRROO) * true-breeding dwarf plant bearing yellow pear-shaped fruit (ttrroo)
a) Al the offspring will have genotype - TtRrOo
b) Al the offspring will have genotype - TtRrOo
c) Tall, Red and Round
Can environmental factors influence the expression of traits?
Answers
Answer:
Environmental Factors Interact with Genes
Environmental factors often influence traits independently of genes. But not always. Sometimes the environment changes a gene—either its DNA sequence or its activity level. Either of these effects can change the proteins that are made from a gene, which in turn affects traits.
why do so many children resemble one or both of their parents
Answers
Answer:
Here are the key points about why many children resemble one or both of their parents:
Children often resemble their parents because of genetics.Each individual has two copies of each gene, one from their mother and one from their father.Genes determine physical traits such as eye color, hair color, and facial features.The combination of genes from both parents can result in similarities in physical appearance between parents and their children.Some traits are dominant, which means that they are more likely to be expressed even if only one parent carries the gene.Environment and lifestyle can also play a role in physical appearance, but genetics is a major factor.Answer:
genetics
Explanation:
we get our genes from both parents meaning we are half of each parent kind of.
I need to know the rate of the volume change for each section along with the rate of photosynthesis
Answers
Explanation:
25 at under time min. over rate of volume change
What are the functions of the plasma membrane proton pump?
Answers
Answer:
Function and location The plasma membrane H+ - ATPase or proton pump creates the electrochemical gradients in the plasma membrane of plants, fungi, protists, and many prokaryotes. Here, proton gradients are used to drive secondary transport processes.
Explanation:
QUESTION 31 Chipmunk mitochondrial DNA was fingerprinted using the single primer amplified region technique (SPAR) and the PCR reaction. One four base primer was used. If the DNA from chipmunk mitochondria is a circlular piece of DNA about 16000 base pairs long, how many fragments should be produced by this technique
Answers
Answer:
It depends on the size of the amplified DNA fragments (for example for SPAR markers consisting of 200 bp in length >> 1600 / 200 = 8)
Explanation:
The PCR based single primer amplification reaction (SPAR) methods are tools for detecting genetic diversity by using DNA markers such as Simple Sequence Repeats (ISSRs), Minisatellite DNA regions (DAMDs) and Random Amplified Polymorphic DNAs (RAPDs), which can be used alone or combined with each other. In the last years, the SPAR methods have gained attention in the scientific community because they are cost-effective and highly effective for the detection of both intraspecific and interspecific genetic variation. In the SPAR methods, the size of the bands will depend on the length of the amplified DNA fragments.
In eukaryotic cells, the timing of the cell cycle is regulated by...
a. Centrioles
b. Cyclins
c. The Spindle
d. All of the above
PLEASE HELPPP :) thank u!
Answers
Answer:
I belive it is Cyclins
Explanation:
Answer:
a
Explanation:
which of the following lead to an increased end-tidal pco2? 1. decreased effective ventilation 2. increased metabolic rate 3. decreased minute ventila
Answers
Reduced minute ventilation, elevated metabolic rate, and reduced effective ventilation are the causes of an increased end-tidal PCO2. So, all options are correct.
The amount of carbon dioxide in arterial or venous blood is measured by the partial pressure of carbon dioxide (PCO2). It frequently acts as a sign of adequate alveolar ventilation in the lungs. Normally, the value of PCO2 falls between the range of 35 to 45 mmHg, or 4.7 to 6.0 kPa, under normal physiological conditions. Although an arterial blood gas is typically used to measure PCO2, there are additional approaches, such as peripheral venous, central venous, or mixed venous sampling.
An indirect indicator of arterial carbon dioxide concentration is the end-tidal carbon dioxide concentration (ETCO2). The latter is utilized to decide on the proper ventilation for the patient who is under anesthesia.
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Advantages of seed development
Answers
Answer:
The advantages of seed development include increased crop yields, improved disease resistance, and enhanced nutritional content.
Seed development in plants provides several advantages, including protection and dispersal of offspring, dormancy for survival in unfavorable conditions, and a nutrient-rich food source for germination and early growth.
Seed development in plants offers various advantages that contribute to their reproductive success and survival.
One key advantage is the protection and dispersal of offspring. Seeds are enclosed within a protective seed coat, which shields the embryo from external threats such as desiccation, mechanical damage, and predation. Additionally, seeds have adaptations for dispersal, allowing them to spread over a wider range and colonize new habitats.Another advantage is dormancy. Seeds can enter a state of dormancy, remaining inactive until conditions become favorable for germination and growth.This allows plants to survive through periods of unfavorable environmental conditions such as drought, extreme temperatures, or lack of sunlight. Dormancy also enables seeds to delay germination until suitable resources and conditions for growth are available.
Furthermore, seeds serve as a nutrient-rich food source for the developing embryo. They contain stored reserves of carbohydrates, proteins, and lipids that provide energy and nutrients for germination and early growth when the seedling is not yet photosynthetically active.In summary, seed development in plants provides advantages such as protection and dispersal of offspring, dormancy for survival during unfavorable conditions, and a nutrient supply for early growth and development. These traits contribute to the reproductive success and resilience of plants in diverse environments.
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How would you explain the key concepts for the CWA in less than two minutes?
Answers
Answer:
Explanation:
vPoint Source - a source of water discharged to surface water through a discrete point - generally through a pipe, ditch, or channel.
Nonpoint Source - Nonpoint sources, such as parking lots or athletic fields, discharge runoff water to groundwater or surface water; runoff does not come from a pipe, ditch, or channel. These sources may contain pollutants such as pesticides, motor oil, and soaps.
Navigable Waters of the United States For the purposes of the Clean Water Act, the term "navigable waters" includes:
all waters used in commerce, including groundwater;
all interstate waters including wetlands, mudflats, and sand-flats; and
all other waters such as lakes, rivers, streams, wetlands and sloughs.
EPA policy states, "The majority of facilities in the U.S. have the potential to discharge to navigable waters." The Supreme Court decision in (2006) requires the Army Corps of Engineers and the EPA to determine whether there is a "significant nexus" between a navigable waterway and an area a spill might affect. In June of 2007, EPA and the Army Corps of Engineers released provisional interpretive guidance regarding the "significant nexus” question. According to this guidance, the agencies will assert jurisdiction over traditional navigable waters, wetlands adjacent thereto, and relatively permanent tributaries thereof. The agencies will generally not assert jurisdiction over swales and ditches that lack routine water flow. Finally, the agencies will apply the "significant nexus" requirement and make a case-by-case, fact-specific analysis on impermanent tributaries and other wetlands.
Additional executive orders were issued 2015 in 2019. Under the 2019 proposal, traditional navigable waters, tributaries to those waters, certain ditches, certain lakes and ponds, impoundments of jurisdictional waters, and wetlands adjacent to jurisdictional waters would be federally regulated. It also details what are not "waters of the United States," such as features that only contain water during or in response to rainfall (e.g., ephemeral features); groundwater; many ditches, including most roadside or farm ditches; prior converted cropland; stormwater control features; and waste treatment systems.
Could the requirement for one or more NPDES Discharge Permit apply to my campus?
If your campus discharges pollutants directly to navigable waters of the United States through a point source, you must obtain an NPDES permit or redirect the flow of the waste.
Stormwater releases from certain activities require an NPDES permit. The most common activities on college campuses requiring NPDES permits for stormwater are construction activities disturbing more than 1 acre, hazardous waste storage areas operating under the Resource Conservation and Recovery Act permit system, steam-generating power plants, and airports. See Stormwater section below.
Regulations issued by local water authorities, or Publicly Owned Treatment Works (POTWs), not NPDES permits, govern discharges into sanitary sewer systems. See Sewer Use (POTW) section below for more information about requirements for using POTWs for commercial or industrial waste disposal.
What do I have to do related to NPDES Discharge Permits?
Determine where wastewater flows from buildings and processes on your campus. Any industrial or commercial operation (e.g., ice rink melt pits, floor drains, and vehicle wash stations) that discharge into a water of the United States may require an NPDES permit. If required, you must obtain such a permit from the appropriate regulatory agency, probably your state environmental agency.
French drains, dry wells, and septic system leach fields are different from point source discharges because they do not immediately affect surface water. Some state and federal environmental agencies manage these systems under the Underground Injection Control program, part of the Safe Drinking Water Act. See Safe Drinking Water Act for more information.
Details of NPDES
If two haploid sperm fertilize a single haploid ovum, the resulting zygote would be considered a ________.
Answers
triploid
How will planting genetically modified crops affect chemical use on farms?
Increase chemical use
Decrease chemical use
No change to chemical use
No answer text provided.
Answers
The correct answer is
B. Decrease chemical use
An investigator studies the amount of alcohol produced by yeast when it is incubated with different types of sugars.
What would be Control treatment:
Answers
The experiment's controls include the amount of alcohol present, the incubation environment, and the varieties of yeast utilized.
how alcohol affects the body?Digestion issues, liver illness, high cholesterol levels, heart disease, and stroke. Cancer of the rectum, liver, colon, mouth, throat, esophagus, and breast. Immune system deterioration increases the likelihood of getting sick. issues with memory and learning, including dementia, and low academic achievement.
Alcohol – a healthy beverage?Many short- & long-term health hazards, including as blood pressure problems, violent crime, risky sexual behavior, and different malignancies, are linked to alcohol usage. The likelihood of these negative effects grows as your alcohol consumption does.
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Under what conditions can pieces of DNA be artificially combined?
Answers
Answer:
Combining pieces of DNA artificially is known as DNA cloning, the DNA formed is known as recombinant DNA.
Explanation:
The donor DNA that is to be combined is cut into fragments in specific sequences using restriction enzymes which are individually introduced to replicating DNA molecules such as bacterial plasmid known as vectors.
The process is Isolating -> Cloning -> Sequence DNA.
In what ways can a family's reliance on biomass energy affect their health and well-being?
I. It can lead to increased poverty.
II. It is possible for illnesses to increase.
III. There could be less time for education.
I, II, and III
I and II
II and III
I only
Answers
Explanation:
it is possible for illnesses to increase
The way a family's reliance on biomass energy affects their health and well-being are:
I. It can lead to increased poverty.
II. It is possible for illnesses to increase.
What is biomass energy?Biomass energy is the energy produced by living matter and living dead matter. This can be produced by plants, animals, algae, etc. The energy can be produced by burning dead organic matter.
Biomass energy affects the environment, and pollutes it, it affects the health of the people too.
Thus, the correct option is I and II.
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A healthy young woman is breathing at 12 breaths per minute with a tidal volume of 500 mL. Which of the following statements is correct is she changes her breathing pattern to 15 breaths per minute with a tidal volume of 400 mL? (assume a dead space volume of 150 mL)
a. Total pulmonary ventilation rate will increase.
b. Alveolar ventilation will decrease.
c. Alveolar ventilation will be unchanged.
Answers
Answer: option A :Total pulmonary ventilation rate will increase
Explanation:
Breathing pattern in humans are of different types and most times it is termed a breathing pattern disorder. In this pattern, the rate of breathing and also it's depth is above what the body needs . It is often termed as over breathing.
Ventilation is simply said to be the frequency of the movement of gas in and out of the lungs. In pulmonary ventilation, there are different types of which includes aveolar, minute and death space ventilation.
Which three areas of gray matter found in each cerebral hemisphere are important in helping to control the initiation and termination of skeletal muscle movements?
a) red nuclei
b) vestibular nuclei
c) lateral olivary nuclei
d) basal nuclei
Answers
Answer:
The correct answer is - d) basal nuclei.
Explanation:
Basal nuclei is the area present at the base of the brain made up of four sets or clusters of nerve cells. It helps in the regulation of muscle tone essential for control of the contractions of the skeletal muscle movements and other body movements.
It is the part of the grey matter found in each cerebral hemisphere that has a major role in the initiation and termination of skeletal muscle movements. Its prevent the body from unwanted body movements.
1 Explain why animals depend on plants to keep them alive.
2 Describe how carbon dioxide and water reach the chloroplasts in leaves.
3 Describe two pieces of evidence that show that plants cannot make their own food without light.
4 Starch tests show where photosynthesis has taken place. What can you conclude using the evidence from test 1?.
à5 What does the evidence from test 3 show?
Answers
1. Animals depend on plants to keep them alive is Plants are producers they take energy from the sun, nutrients from the earth, and water to grow and have their flowers, seeds, and berries.
They also release oxygen, which all animals, including humans, need to stay. Animals are consumers and they all depend on plants for survival.
2. carbon dioxide and water reach the chloroplasts in leaves is Basically the roots consume the water and transports it up the xylem, which gets it to the leaves. Carbon dioxide contacts the chloroplasts in the leaves via a stomata
3. Two pieces of evidence that show that plants cannot make their own food without light. When plants lack light, they don't deliver chlorophyll (the green pigment in plants), and plants can turn pale green to yellow to white. Plant stems become “leggy,” meaning stems become long and thin and appear to be advancing toward the source of light.
The photosynthesis is the only method for synthesizing food. It is commonly believed that about 717.6Kcal energy is required to prepare just 10g of glucose. No energy input no metabolism and therefore no food.How are leaves tested for starch?The existence of starch in leaves can be tested by the Iodine test. When we remove chlorophyll from the leaf by cooking it in alcohol and then placing two drops of iodine solution, it is a color change to blue indicates the existence of starch.
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The equation AU = Q - W describes which one of the following?
O A. Second law of thermodynamics
O B. Efficiency of a heat engine
O C. Work done by a gas
O D. First law of thermodynamics
SUBMI
Answers
Answer:
D. First law of thermodynamics
Explanation:
The first law of thermodynamics refers that energy can be tranferred or changed form one form to another but it can neither be destroyed nor be created. hence, it is also known as law of conservation of energy.
The equation ΔU = Q − W describes the first law of thermodynamics.
Where
U is the internl energy of the system. ΔU is the change in U. Q refers to the total heat supplied into the system (include both addition and release of energy in the system). W is the net work done by the system.Hence, the correct option is D.
Answer:
Option D, First law of thermodynamics
Explanation:
The first law of thermodynamics states the following -
\(dU = Q-W\)
where dU represents the Heat added to the System
Q represents the Change in Internal Energy OR net heat transfer OR sum of all heat transferred into and out of the system
W represents the Work done on the system
The first law of thermodynamics is based on the application of the conservation of energy principle to heat and thermodynamic.
hence, option D is correct
he conversion process where nitrogen gas combines with hydrogen to form ammonium ions, which is accomplished through the intense energy of lightening, or when air in the top layer of soil comes into contact with certain bacteria, is known as
Answers
Answer: The conversation process where nitrogen gas combines with hydrogen to form ammonium ions is known as THE ACTION OF THUNDERSTORMS while when air in the top layer of soil comes into contact with certain bacteria, nitrogen in the air is converted by NITROGEN- FIXING MICROORGANISMS.
Explanation:
About 79% of air is composed of gaseous nitrogen. However, only a few microorganism can make use of this nitrogen. The important sources of nitrogen for plants and most living organisms are the inorganic nitrogenous compounds in soil. In nature, nitrogen is constantly being removed from the soil and returned to it through the NITROGEN CYCLE
Conversation of gaseous Nitrogen into nitrogenous substances such as ammonium and amino-compouds are carried out by:
--> The action of thunderstorms, and
--> NITROGEN- fixing microorganisms.
During thunderstorms, Nitrogen reacts with oxygen to form nitric oxide. The nitric oxide is oxidizes to Nitrogen peroxide which dissolves in rainwater to form nitric and nitrous acid. When these acids enter the soil, they combine with mineral salts to form nitrates. The nitrates then, dissolve in soil water and are absorbed by the plants. These nitrates are converted into plant proteins and become part of the plant body.
Some microorganisms such as the Nitrogen fixing microorganisms are able to absorb nitrogen from the atmosphere and change it into amino-compouds and proteins. Examples of such microorganisms include:
--> the free living bacteria: these include the azotobacter and clostridium
--> the symbiotic bacteria: the rhizobium which is found in the root nodules of leguminous plants
If an organism required stable water temperatures and extreme pressure in order to survive, what zones would it most likely be found in, and why?
Answers
Answer:
Probably a hydrothermal vent.
Explanation:
Hydrothermal vents are regions where superheated water is released through a fissure and are often near volcanically active locations. These are pretty stable in temperature (although the range of their average temperature is quite large) and include extremely pressurized environments.
PLEASEEEEEE HELPPPPP
Answers
Here are the marks that can be found on a bullet include: Land, Primer dent, Groove and Right or left striations.
What is a bullet's trajectory?A bullet's trajectory is the path it follows from the moment it is fired from the gun until it hits its target or stops. The trajectory of a bullet is influenced by a number of factors, including the initial velocity of the bullet, the angle at which the gun is fired, the weight and shape of the bullet, and the presence of any external forces such as wind or gravity.
The trajectory of a bullet can be calculated using mathematical models, which take into account the various factors that affect its flight path. One thing we cannot use to predict the trajectory of a bullet is the type of gunpowder used in the bullet.
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Image transcribed:
1. What marks can be found on a bullet? SELECT ALL THAT APPLY*
Land
Primer dent
Groove
Right or left striations
2. What is one thing we CANNOT use to predict the trajectory of a bullet?
What is a main difference between a mixture and a pure substance?
OA mixture is only a liquid, but a pure substance can be in any state.
OA mixture looks the same throughout, but a pure substance does not.
A mixture can vary in composition, but a pure substance has a set composition.
OA mixture can be made up of a single compound, but a pure substance cannot.
Answers
Answer:
A mixture can vary in composition, but a pure substance has a set composition.
Explanation:
The main difference between a mixture and a pure substance is that a mixture can vary in composition, but a pure substance has a set composition.
THIS IS FOR 100 POINTS, IF YOU HAVE A COURSE HERO ACCOUNT AND CAN FIND IT THATS PERFECT.
Part I : Plate Tectonics
As the plates separate, collide, and slide past each other what 3 things are either formed or occur?
a.
b.
c.
2. In your own words explain the theory of Plate Tectonics.
3. The plates are broken pieces of lithosphere. What part(s) of the earth make up the lithosphere?
4. The plates “ride” on the asthenosphere. What part(s) of the earth make up the asthenosphere?
5. How many “plates” total are there?
6. What three things happen to plates at the plate boundaries (where two or more plates come together)?
a. _______________________________ at spreading ridges.
b. _______________________________ at convergent margins.
c. _______________________________ at transform faults.
Part II: Plates Move Apart
1. When the magma rises (from the mantle) at the spreading ridges and then cools, what happens to the size of the plates?
2. Where is the Juan de Fuca Ridge located?
3. What happens with the plates at this ridge?
4. According to the map where is the Mid-Atlantic Ridge located?
5. What island has been formed as a result of the Mid-Atlantic Ridge and a “hotspot”?
6. What is happening to the Atlantic Ocean as a result of the Mid-Atlantic ridge?
Part III: Plates Come Together
1. What is “built” when two plates converge (or come together)?
2. Name a specific example, in the eastern United States, of two continents colliding together?
3. When one plate descends, (“subducts”, or to put it simply goes beneath another plate) parts of it are recycled into the plate that’s overtop. This area called a ________________________ zone.
4. Where is the Cascade Range located?
5. Two _________________ plates are descending (going under) the _________________ plate.
Part IV: Plates Pass by
1. Describe in your own words what a fault is.
2. Name a specific fault that we have in the western United States? What state is it in?
3. Where do most earthquakes occur?
4. What is your “risk” factor for earthquakes?
Part V: Volcanoes and Hot Spots
1. Where are volcanoes located? (Not a geographic location, but in terms of plates)
2. List three different types of volcanoes
3. In your own words tell me what magma is and what is lava?
4. In your own words tell me what a ‘Hot Spot’ is.
5. What is formed at a hot spot?
6. Give one specific example of a hot spot located in the United States.
7. Describe the formation of the Hawaiian Islands.
Answers
Answer:
im not sure BUT...
Explanation:
Maybe try go ogle? Dont doubt yourself oyull do fine! Just trust yourself!
This diagram is attempting to compare the sizes of the four inner planets. What is wrong with this diagram?
A.Mars is larger than Earth
B.Venus is larger than Earth
C.Mercury is not larger than Venus
D.Earth is not the largest inner planet.
Answers
B, Venus is less than Earth, and Earth is less than Mars
During translation, the tRNA anti-codon GGA codes for what amino acid?
Answers
Answer: phenylalanine.
Explanation:
The tRNA with an anticodon GAA should attach the amino acid phenylalanine.
the process that controls the amount of dissolved materials in the body
A) hypersaline
B)nasal gland
C)osmoregulation
D)poikilotherm
Answers
Item 4 Which statement is true? 1 foot = 10 inches 1 foot = 12 inches 1 foot = 16 inches 1 foot = 36 inches
Answers
Answer:
1 foot = 12 inches
Explanation:
Can anyone help me label the leaf cross section? Thanks!! 25 points. Will give brainly
Answers
B-epidermis
C-palisade mesophyll
D-spongy mesophyll
E-vein
F-lower epidermis