The rugged and sturdy structure of molars enables them to withstand the strong forces involved in the mastication process, allowing for efficient digestion and nutrient extraction from food sources.
Molars are teeth with flattened crowns and prominent ridges that are specifically adapted for crushing and grinding food. Molars are located at the back of the mouth and are typically larger and broader compared to other teeth. Their flattened crown and ridges, known as cusps and crests, provide an ideal surface for effectively breaking down and grinding food particles. The rugged and sturdy structure of molars enables them to withstand the strong forces involved in the mastication process, allowing for efficient digestion and nutrient extraction from food sources.
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describe or draw a model to illustrate that cellular respiration is a chemical process whereby the bonds
of food molecules and oxygen molecules are broken and the bonds in new compounds are formed,
resulting in a net transfer of energy.
Cellular respiration is a chemical process that occurs in the cells of all living organisms. It involves the breakdown of food molecules, such as glucose, and the subsequent production of energy in the form of ATP (adenosine triphosphate)
What is cellular respiration?The process can be broken down into a few key steps:
Glycolysis: In the cytoplasm of the cell, glucose is broken down into two molecules of pyruvate, releasing a small amount of energy in the form of ATP and NADH (nicotinamide adenine dinucleotide).
Transition reaction: The pyruvate molecules then enter the mitochondria, where they undergo a transition reaction, which converts them into acetyl-CoA. This step also releases a small amount of energy in the form of ATP and NADH.
Citric Acid Cycle: Acetyl-CoA enters the citric acid cycle, where it is broken down further, releasing more energy in the form of ATP, NADH, and FADH2 (flavin adenine dinucleotide).
Electron Transport Chain: The NADH and FADH2 molecules produced in the previous steps are then used in the electron transport chain, which occurs in the inner membrane of the mitochondria. Here, electrons are transferred to oxygen molecules, which results in the production of water and the release of a large amount of energy in the form of ATP.
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why was their more islands in cape cod in 2014 than in 1984
Answer:
The lowering water is causing the underwater lands to be exposed to the surface of the sea level.
Explanation:
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Babies of fathers who smoke have higher rates of birth defects, infant mortality, and cardiovascular problems. this may be due to?
Babies of fathers who smoke may have higher rates of birth defects, infant mortality, and cardiovascular problems due to the harmful effects of smoking on the father's sperm. Smoking introduces toxins and harmful chemicals into the body, which can damage the DNA in sperm cells. When fertilization occurs, these damaged sperm can contribute to genetic abnormalities in the developing baby.
Furthermore, smoking has been linked to reduced sperm quality and quantity. This can increase the risk of miscarriage, stillbirth, or preterm birth, leading to higher infant mortality rates.
In addition, smoking during pregnancy has been shown to increase the risk of cardiovascular problems in babies. The chemicals in tobacco smoke can restrict blood flow to the fetus, affecting the development of the cardiovascular system.
In conclusion, the increased rates of birth defects, infant mortality, and cardiovascular problems in babies of fathers who smoke can be attributed to the harmful effects of smoking on sperm quality and DNA, as well as the negative impact on fetal development caused by reduced blood flow. It is important for both parents to quit smoking to protect the health of their future child.
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what killed the dinosuars?
Answer:
An asteroid
Explanation:
Answer:
There are many theories but one I rely on is that the meteor crashed into the ocean and created a gigantic tsunami along with smoke that both killed the dinosaurs.
Which statement about AMP and energy is true? 1. AMP releases energy as it makes ATP 2.AMP absorbs energy when it breaks bonds 3.AMP releases energy when formed 4.AMP has one phosphate molecule
Answer:
The correct answer is - 4. AMP has one phosphate molecule.
Explanation:
AMP or adenosine monophosphate is the secondary messenger and major component of ATP (the cellular energy form). As suggested by the name it has only one molecule of phosphate, unlike ADP that has two and ATP where three phosphates are attached to one sugar molecule and nucleobase adenine.
AMP has the least energy in comparison to the ADP and ATP as more energy releases when bonding breaks. It is interconverted to ADP and ATP in metabolic processes.
Your mom and dad each gave you 23. They make you, you and me, me. – What is it?
Answer:
92
Explanation:
23 * 4 = 92
hope this helped
What does each letter represent in the DNA strand AGTTACA?
a nitrogenous base,
a sugar,
a phosphate group,
a protein
Answer:
A nitrogenous base
Explanation:
Because I said so
How are photosynthesis and cellular respiration connected?
Answer:
Photosynthesis converts carbon dioxide and water into oxygen and glucose. ... Cellular respiration converts oxygen and glucose into water and carbon dioxide. Water and carbon dioxide are by- products and ATP is energy that is transformed from the process.
scientists cite evidence that earths climate has been changing significantly over the past 50 years. They also argue that changes to earth’s orbital path are not the cause of these significant changes to climate?
c. Changes to Earth's orbital path occur in a cycle that repeats every 100,000 years.
Explanation:
If changes to Earth's orbital path occur in a cycle that repeats every 100,000 years, then it wouldn't make sense that Earth's climate has been changing over the past 50 years. This cycle repeats and is over a very long period of time, so the climate wouldn't be changing significantly.
Not sure if my explanation helps, if it's any more assurance, I just got that question on a test and got it wrong, the answer was "c."
Answer: C.Changes to Earth's orbital path occur in a cycle that repeats every 100,000 years.
What mechanism of gene transfer do you think was responsible for transferring the antibiotic resistant gene between these two strains of bacteria? explain your answer.
conjunction mechanism of gene transfer
the process of introducing new DNA into an organism's cells using modified viruses and plasmids as carriers. Cells can be transformed ex vivo for delivery to people or in vivo through gene therapy administered directly to the patient. The non-sexual transmission of genetic data between genomes is referred to as horizontal gene transfer (HGT; often referred to as lateral gene transfer). Genes can be replaced by incoming DNA or RNA, or new genes can be added to a genome. The exchange of genes across organisms is referred to as gene transfer. Both horizontal and vertical gene transfers are possible. When a DNA segment is copied and inserted from one place of the same molecule to another, the transfer of genes occurs horizontally.
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Alexis is trying to determine a victim's time of death. What is the LEAST effective method she can use for determining their time of death?
O A
О в.
O C.
OD.
rigor mortis
livor mortis
algor mortis
indicative acts
Time of death is determined by the rigor mortis method, which is the most effective forensic method hence option a is correct.
What is an effective method to determine the time of death?
This stiffening process, known as Rigor Mortis, has a generally known recurrence period and may thus be used to determine the time of death.
In general, if the corpse is warm and there is no rigidity, death happened within the last 3 hours. The death happened 3-8 hours earlier if the corpse is warm and rigid.
If the body is discovered before the body temperature has reached equilibrium with the ambient temperature, forensic experts can determine the time of death by measuring the body's core temperature.
Therefore rigor mortis is the best effective method to determine the time of death, hence option a is correct.
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How do ribosomes and the Golgi apparatus interact to maintain homeostasis? A. Ribosomes transport proteins and enzymes that are synthesized by the Golgi apparatus. B. Ribosomes store liquids and other waste products that are created by the Golgi apparatus. C. Ribosomes synthesize proteins that are sorted and packaged by the Golgi apparatus. D. Ribosomes store molecules that are converted into usable energy by the Golgi apparatus.
The proteins that are generated by the ribosomes are stored in the Golgi apparatus.
What is the Golgi apparatus?
Golgi apparatus is also called the Golgi complex or Golgi body. It is a membrane-bound organelle present in eukaryotic cells. It is made from a network of flattened stacked structures called cisternae.
The Golgi apparatus is responsible for the transportation, modification, and packaging of the proteins and lipids molecules into small vesicles. These vesicles are delivered to their destinations.
This organelle is embedded in the cytoplasm right after the endoplasmic reticulum. It is located near the cell nucleus. These are present in hundreds of plant cells.
They help in the transport of secretory proteins, cell membrane proteins, lysosomal proteins, glycoproteins etc. They also help transport some glycolipids. Much of the material for the cell wall passes through the Golgi apparatus.
Therefore, the Golgi apparatus helps in protein packaging.
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Which of the following questions is of LEAST pertinence when determining whether a mother will deliver her baby within the next few minutes?
A. "Do you feel the need to push?"
B. "When are you due?"
C. "Is this your first baby?"
D. "Have you had a sonogram?"
9. During which type of imaging would it be detrimental, or harmful, to have metal implants
or piercings?
Answer:
Por lo que no hay límite y dependerá de las piezas a reponer. No obstante, nunca se colocan tantos implantes como dientes. Es decir, con 6 u 8 implantes podemos rehabilitar todo un maxilar completo con sus 14 dientes.
Explanation:
espero y te ayude:)
a periodic blood count is not recommended as a method for monitoring occupational radiation exposure because: biologic damage from ionizing radiation cannot be determined from a blood test biologic damage has already been sustained when an irregularity is seen in the blood count a traditional blood count is a relatively insensitive test that is unable to indicate exposures of less than 10cgy (10 rads) group of answer choices 1 only 2 only 3 only 2 and 3 only
Answer:
2 and 3 only
Explanation:
A periodic blood count is not recommended as a method for monitoring occupational radiation exposure because:
1. biologic damage from ionizing radiation cannot be determined from a blood test.
2. biologic damage has already been sustained when an irregularity is seen in the blood count.
3. a traditional blood count is a relatively insensitive test that is unable to indicate exposures of less than 10 cGy.
URGENT PLEASE
A) Tree 1
B) Tree 4
C) Tree 2
D) Tree 3
Answer:
tree 2
Explanation:
why was mandels work not accepted at the time
Answer:
His work was not accepted at the time because during that time DNA had not yet been discovered.
The power of DNA????
What percent of the energy animals get from
food is lost as bodily waste?
Answer:
roughly 90 percent of stored energy is lost as waste heat each time
Answer:
In general, roughly 90 percent of stored energy is lost as waste heat each time you go up the food chain by one trophic level. In other words, animals, on average, convert just 10 percent of the energy available from the organisms they eat into stored chemical energy.
Explanation:
What types of questions would a researcher investigate using a computer model of the enzyme maltase
A researcher may investigate questions related to the catalytic mechanism, kinetics, and thermodynamics of the enzyme maltase using a computer model.
Specifically, a computer model of maltase can be used to investigate how maltase catalyzes the hydrolysis of maltose into glucose and the structural features of maltase that enable its catalytic activity.
The model can also be used to simulate the enzyme-substrate interactions and the formation of the enzyme-substrate complex, as well as to predict the rate of the reaction under different conditions, such as changes in temperature, pH, and substrate concentration.
Furthermore, the model can help researchers design and optimize maltase inhibitors, which can be useful in developing treatments for diseases related to carbohydrate metabolism, such as diabetes.
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.1. Compare the movement of nematodes (vinegar eel) with that of annelid worms (earthworm) relating these different kinds of movement to the arrangement of muscle layers in these animals. Why might peristaltic motion be considered an advancement relative to sinusiodal movement?
2. using some easily observed traits, explain how to distinguish between these arthropods: spiders, insects, millipedes, centipedes.
Nematodes movement is called sinusoidal movement. Spiders can be distinguished from insects by their two main body segments, eight legs, and lack of wings or antennae.
1. Nematodes move by contracting their longitudinal muscles, which run along the length of the body, in an undulating motion. This type of movement is called sinusoidal movement.
In contrast, annelid worms move using both longitudinal and circular muscles, which contract in a coordinated manner to produce peristaltic waves of movement.
Peristaltic motion is considered an advancement over sinusoidal movement because it allows for more efficient movement over a wider range of environments, including through soil or in water.
2. Spiders can be distinguished from insects by their two main body segments, eight legs, and lack of wings or antennae.
Millipedes and centipedes can be distinguished by their number of legs, with millipedes having two pairs of legs per body segment and centipedes having only one pair per segment.
Millipedes also move more slowly and curl into a ball when threatened, while centipedes move quickly and have venomous front legs.
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All living things are made of cells. What are cells made of
- Organs
- Tissues
- Compounds
- Organ systems
Answer:
tissues
Explanation:
cells make up tissues,tissues make up organs,and organs make up organ systems
Answer:
- Compounds
Explanation:
Hope this helps
Because a growing tumor caused damage to his brain, Joseph had to be placed on a ventilator in order to maintain his breathing. The tumor most likely damaged Joseph's
Because a growing tumor caused damage to his brain, Joseph had to be placed on a ventilator in order to maintain his breathing. The tumor most likely damaged Joseph's Brainstem.
What is a brainstem?The posterior stalk-like portion of the brain that connects the cerebrum with the spinal cord is known as the brainstem (or brain stem). The midbrain, the pons, and the medulla oblongata make up the brainstem in the human brain. Through the tentorial notch, the thalamus of the diencephalon is connected to the midbrain, and the diencephalon is occasionally included in the brainstem.
Only about 2.6 percent of the weight of the brain is made up by the brainstem. It plays crucial roles in controlling respiratory and cardiac function, assisting in the regulation of heart rate and breathing rate.
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1) What is the monomer (building block) of a protein?
Amino Acids
Nucleotides
Legos
Answer:
Amino acids
Explanation:
___ occurs when one gene influences multiple phenotype traits.
Answer: Pleiotropy occurs when one gene influences multiple phenotype traits.
Explanation:
Answer:
Pleiotropy
Explanation:
Pleiotropy: It occurs when one gene influences multiple, unrelated phenotypic traits, an example being phenylketonuria, which is a human disease that affects multiple systems but is caused by one gene defect.
Which of these would not be a suitable use of microbial fuel cells?
Use of unwanted organics leaching from landfills to power fuel cells.
Fuel cells used to power equipment left in the field for long periods of time.
Use in developing countries lacking in widespread power grids.
All of these are suitable uses of microbial fuel cells.
Use of unwanted organics leaching from landfills to power fuel cells is not a suitable use of microbial fuel cells.
Microbial fuel cells (MFCs) are devices that generate electrical energy by using microorganisms to convert organic matter into electricity. They typically use a bioanode and a cathode to generate an electrical current, and the microorganisms that are used to generate electricity are typically grown in a liquid culture.
The organic matter that is used to fuel MFCs is typically a liquid or a gas, and it is usually a renewable resource that can be sustainably produced. However, organic matter that is leached from landfills is not a suitable source of fuel for MFCs, as it may be contaminated with toxic chemicals or other pollutants that could be harmful to humans and the environment.
Therefore, the use of unwanted organics leaching from landfills to power fuel cells is not a suitable use of MFCs, as it may not be safe or sustainable.
The other uses of MFCs, such as using them to power equipment left in the field for long periods of time or using them in developing countries lacking in widespread power grids, are suitable uses of MFCs and have the potential to provide clean and sustainable energy to remote or underserved areas.
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in the frog, which two accessory digestive organs release compounds into the duodenum (first part of the small intestine) through the bile duct?
In the frog, the two accessory digestive organs that release compounds into the duodenum through the bile duct are the liver and the pancreas.
The liver produces bile, which is stored in the gallbladder and released into the duodenum through the bile duct.
The pancreas also releases digestive enzymes into the duodenum through the bile duct. These enzymes include lipases for fat digestion, amylases for carbohydrate digestion, and proteases for protein digestion.
Together, the liver and pancreas release compounds into the duodenum through the bile duct, contributing to the efficient digestion and absorption of nutrients in the small intestine.
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what benefit could there be from growing an ear on the back of the mouse
Growing an ear on the back of a mouse provides benefits for medical research and human health and this procedure is called tissue engineering.
What is the function of the ear?The ear is the sensory organ for hearing and balance. It is anatomically divided into three parts: the exterior, middle, and internal ear
Through the three components of the ear—the outer ear, middle ear, and inner ear—the ear's purpose is to transfer and transduce sound to the brain. Detecting, transmitting, and transducing sound is, of course, the ear's primary role.
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What is it called when rain or snowmelt seeps through soil or rock down into the aquifer?
Answer:
Groundwater
Explanation:
If a woman has had a intercourse, and she missed a menstrual period by more than 14 days, she probably is pregnant. True or False
Answer:
true
Explanation:
Answer:
True.
Explanation:
Periods can come late, but even so, if the woman is an adult and has mostly predicable and a regular schedule that can be tracked, then the period could be late for at least 7-9 days MAX. 14 days would be pushing it.