Answer:
Heat energy is required to establish the electron transport chain
Explanation:
The rest of the choices are true about mitochondrial chemiosmosis
Which of the following cooking methods is tailor-made for preparing a rib eye steak?
-frying
-marinating
-grilling
-roasting
Grilling is an excellent cooking method for preparing a rib-eye steak. Grilling can eliminate any type of bacterial contamination.
Grilling is a cooking method used to eliminate any type of harmful microorganism (e.g., bacteria).
This method (grilling) involves dry heat which is applied to the surface of the food as radiant energy.
Grilling cooking is a safe mode to eliminate bacterial contamination in meat (barbecue) and vegetables.
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Skin color, fur color, and height are examples of which inheritance pattern?
Mendelian inheritance
incomplete dominance
codominance
polygenic inheritance
Answer:
Polygenic traits have many possible phenotypes (physical characteristics) that are determined by interactions among several alleles. Examples of polygenic inheritance in humans include traits such as skin color, eye color, hair color, body shape, height, and weight.
What factors influence ocean water density?
Answer:
Salinity, temperature and depth all affect the density of seawater. Density is a measure of how tightly a certain amount of matter is packed into a given volume. The more the stuff is packed in, the higher the density. Density can be calculated by dividing an object's mass by its volume.
Explanation:
ellie wants to test whether high-pitch noise increases the activation of a specific cell she has identified as neuron a. if she runs an event-related potential study, which of the following would be the most likely result? a. a single electrode inside the cell membrane of neuron a would pick up the neuronal activity of that single neuron and show the greatest activation. b. multiple electrodes close to neuron a would pick up the neuronal activity of that single neuron and show the greatest activation. c. a single electrode closest to neuron a would pick up the neuronal activity of that single neuron and show the greatest activation. d. an event-related potential study would not be able to provide much useful information about the activity of a single neuron.
The Correct answer is (D) an occasion-related potential review wouldn't have the option to give a lot of valuable data about the movement of a solitary neuron.
The essential underlying and functional unit of the sensory system is the neuron, likewise alluded to as a nerve cell. Particular cells called neurons convey electrical and synthetic messages all through the sensory system, empowering correspondence between the cerebrum and different body organs.
Occasion-related possibilities are changes in cerebrum electrical movement that are associated with a specific occasion or improvement. Terminals are situated on the scalp to quantify them, and the sign that is caught demonstrates the consolidated movement of numerous neurons in a particular district of the cerebrum. An ERP study wouldn't have the option to distinguish the movement of a solitary neuron in light of the fact that Ellie needs to research the effect of high-pitch commotion on the enactment of a specific cell (neuron a). All things being equal, it would catch the movement of a gathering of neurons near neuron a, and the ERP waveform would mirror this action.
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2. Let's think back to hibernation and torpor. In order to prepare for hibernation, mammals need to
consume lots of food, digest it, and store it. Describe how different organelles could play a role in
these processes.
Mitochondria for energy production, lysosomes for digestion, and the endoplasmic reticulum and Golgi apparatus for storage and processing of nutrients.
What is hibernation?Hibernation is a state of inactivity and metabolic depression in endothermic animals, characterized by low body temperature, slow breathing, and heart rate. During hibernation, animals reduce their metabolic rate and conserve energy to survive harsh conditions.
Several organelles within cells can play important roles in the processes of consuming, digesting, and storing food in preparation for hibernation. For instance, mitochondria help to break down food molecules through cellular respiration, releasing energy for the cell to use. Lysosomes contain enzymes that can break down macromolecules such as proteins and lipids into smaller components that can be utilized for energy or stored in other organelles such as vacuoles. The endoplasmic reticulum and Golgi apparatus can also help to modify and transport proteins and lipids for use in energy production or storage. Finally, lipid droplets within cells can store excess nutrients and provide energy reserves for hibernation.
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A new microbe has been discovered in the rumen of sheep. Microscopy shows no evidence of a nuclear membrane and biochemical studies of the cell wall demonstrate the lack of peptidoglycan. Metabolic studies show that this microbe generates methane. This microbe would most likely be classified in ______.
Since it has no nucleus it's most likely a prokaryote
A new microbe discovered in the rumen of sheep that generates methane, shows no evidence of a nuclear membrane, and biochemical studies demonstrate the lack of peptidoglycan. Such type of microbes is likely to be classified in Archaea.
Archaea is a group of single-celled microorganisms that were first discovered in 1977. Archaea are similar to bacteria and eukaryotes, but they are unique in that they thrive in harsh environmental conditions like extreme heat, high salt levels, and acid environments.
Some archaea can also generate methane gas, similar to the microbe in the given description. Hence, the given microbe that generates methane, shows no evidence of a nuclear membrane, and biochemical studies demonstrate the lack of peptidoglycan would most likely be classified in Archaea.
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A younger neighbor told you that organs are large structures that keep us alive. How would you support their claim and explain the importance of cells keeping us alive?
Answer: A cell is defined as the smallest functional units of the body
Explanation:
These cells are grouped together to form tissues, each of which has a specialised function, example blood, muscles, bone. Different tissues are grouped together to form organs with a special function. For example heart is an organ made up of muscles tissue, connective tissue, nervous tissue and vascular tissue. These tissues work in a coordinated manner and enable the heart to carry out the broader function of pumping blood continuously.
While organs are grouped together to form systems, each of which performs a particular function that maintains the body Internal environment and contribute to the health of the individual. For example the digestive system is responsible for taking in, digesting and absorbing food which involves a number of organs, including the stomach and intestines.
Therefore the statement that 'organs are large structures that keeps us alive" is a correct claim.
The shift in the stream was caused by movement at a __ boundary
A. converging
B. diverging
C. transform
Explain how sex-linked, codominant and incomplete dominant traits are passed on to offspring.
Sex-linked traits are genes carried on the sex chromosomes, the X and the Y chromosome. Only males carry the Y chromosome, and therefore all genes on the Y chromosome are passed down to the son. Women carry two X chromosomes; therefore, sex-linked traits can be passed on from both the mother and the father.
Examples of sex-linked traits include red-green colour blindness and haemophilia.
In codominance, both alleles are expressed in the phenotype of heterozygous offspring. The human ABO blood group is an example of codominance.
There are three alleles for the ABO gene: IA, IB, and I (i is recessive to both IA and IB). If an individual is heterozygous for both the IA and IB alleles, they will express both A and B antigens on their red blood cells. If they are homozygous for either IA or IB, they will express only one antigen on their red blood cells.
Incomplete dominance occurs when neither allele is dominant nor recessive, but instead, the phenotype is a blend of both. An example of incomplete dominance is the snapdragon flower, which has a red flower and a white flower. When the red flower is crossed with the white flower, the resulting offspring have pink flowers, which is a blend of red and white. The genotype for pink flowers is Rr, where R represents the red allele, and r represents the white allele.
When two pink flowers are crossed, their offspring will have a ratio of 1:2:1 of red, pink, and white flowers.
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Science: Cigarette smoking a increases the risk of lung cancer
Answer:
Smoking can cause lung disease by damaging your airways and the small air sacs (alveoli) found in your lungs. Lung diseases caused by smoking include COPD, which includes emphysema and chronic bronchitis. Cigarette smoking causes most cases of lung cancer.
Which of the following is an example when an uncontrolled experiment is best? When testing plant growth When testing the effect of water on a lawn When testing the effect of sugar on a starch When working with the human body
When working with the human body is when an uncontrolled experiment is the best and is denoted as option D.
What is Uncontrolled experiment?This is referred to as the type of experiment which is characterized by the participants which fall under the experimental group not being compared to other groups such as control group.
This is the type of study which involves all the participants being given a treatment and then they are observed during a certain period of time to see how effective it is and involves the human body and how certain symptoms or organs improve in this scenario.
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If a stand of trees grows 350 cubic feet per year, how much wood could be cut in a five-year period while keeping the forest sustainable?
A. 350 cubic feet
B. 1,000 cubic feet
C. 1,750 cubic feet
D. 2,250 cubic feet
Answer:
1,750 cubic feet
Explanation:
I did the math. I believe that is it <3
I REALLY NEED HELP ASAP!!!!!!!
*I attached a picture but heres the question just in case!"
"The diagram below shows the structures of an animal cell. What is structure 3, and how does it help sustain life?"
Answer: I think it’s B but I am not sure sorry dude
Explanation:
can someone help me I’m about to give up
Answer:I only know mitosis is when the cell splits into teo
Explanation:
you are working with strains of zymomonas mobilis to select the best strain for bioethanol production. you are trying to find the strain that requires the shortest time to grow. if the strains have the following growth rate constants, which would you choose to meet your criteria?
Whatever number is the highest, is the one you choose while i am working with strains of zymomonas mobilis to select the best strain for bioethanol production.
Zymomonas mobilis is a Gram negative, facultative anaerobic, non-sporulating, polarly-flagellated, rod-shaped bacterium. It is the only species found in the genus Zymomonas mobilis . It has notable bioethanol-producing capabilities, which surpass yeast in some aspects.
However, ethanol produced from renewable energy sources is one of the most promising bioethanol for the future. Although bioethanol fuels can be manufactured using the chemical reaction between ethylene and bioethanol, it is mainly produced through fermentation of sugars derived from crops containing starch, such as corn, wheat, sugar cane, sorghum plants, etc.
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hydrogen gas + oxygen gas =
water. what is the product of the reaction
Answer:
Water
Explanation:
In chemical reactions, the atoms in the reactants are rearranged to form the products.
Reactants vs. Products
The reactants in a chemical reaction are the substances that you began with. The products are the result of the reaction.
For example, in the question, you are given hydrogen and oxygen. Then, through a chemical reaction, water is created. The reactants (hydrogen and oxygen) are the compounds that are changing to create the product (water).
Finding the Products
The order that a chemical reaction is written is important. Unlike equations in math, you cannot arbitrarily change the left and right. The left side of a reaction will always contain the reactants, while the right side has the products. Since water is on the right, water is the product.
When salt is formed from positively charged sodium and negatively charged chlorine, the charge on the salt becomes negative.
A. True
B. FALSE
This statement is FALSE that when salt is formed from positively charged sodium and negatively charged chlorine, the charge on the salt becomes negative because Na+ and Cl⁻ together NaCl (neutral), equal number of positive and negative charges add up to neutral and charge becomes zero.
Sodium (Na+), which is positively charged, and chloride (Cl), which is negatively charged, combine to make salt, which is naturally neutral and has no charge. Means that through a neutralization reaction, all charges are neutralized.
'What is neutralization reaction?'
A neutralization reaction is a chemical process in which an acid and a base combine to produce salt and water as the end products.
H⁺ ions and OH⁻ ions combine to generate water during a neutralization process. Acid-base neutralization is the most common type of neutralization reaction.
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Which enzyme allows a modified form of glucose to get confined within the cell since no transporter for this modified form exists. What modification does the enzyme make and what is the mechanism reaction type
The enzyme which allows a modified form of glucose to get confined within the cell since no transporter for this modified form exists is known as hexokinase.
The modification that the enzyme makes is phosphorylation, whereby a phosphate group is added to the glucose molecule, resulting in glucose-6-phosphate. This modification of glucose-6-phosphate is essential as it keeps the glucose within the cell, and thus it can be used as a source of energy for the cell by glycolysis.Glucose-6-phosphate can then enter the glycolytic pathway, whereby it can either be converted into glycogen or pyruvate through a series of reactions.
This pathway is considered to be an anaerobic pathway since it does not require oxygen to occur. The mechanism reaction type in which glucose is phosphorylated is a transferase reaction, whereby a phosphate group is transferred from ATP to glucose, resulting in glucose-6-phosphate. Hexokinase is an essential enzyme in the body since it helps in maintaining glucose homeostasis.
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What is forensic science? Explain its benefits and limits. Help plss!!
Answer:
it is the kind of science where scientific knowledge is used to solve criminal cases and other stuff.
benefits:Forensic science technicians can derive deep personal satisfaction from knowing that their work is crucial to solving crimes and achieving justice. They receive respect from the public for their expert knowledge, for example when testifying in court.
limits:Emotional and Physical Effects. Many of the crimes forensic scientists investigate involve violence. As part of their analysis, they may examine bloody clothing, study blood spatter and possibly view victims' bodies. In some cases, the bodies might be severely decomposed.
Write a paragraph using one of the text types.
CLASSIFICATION TEXT
EXPLANATION TEXT
ENUMERATION TEXT
TIME-ORDER TEXT
I NEED IT ASAP
NONSENSE ANSWER REPORT
We can see here that writing a paragraph using classification text type, we have:
Food processing can be classified into various categories based on the different methods used to transform raw ingredients into consumable food products. One category is thermal processing, which involves the use of heat to sterilize and preserve food, such as canning or pasteurization. Another category is mechanical processing, which involves physically altering the texture or shape of food, such as grinding or milling. Finally, biological processing involves the use of living organisms to produce or alter food products, such as fermentation or culturing. By understanding the different categories of food processing, we can better appreciate the vast array of food products available to us and the complex processes involved in bringing them to our tables.
What is a paragraph?A paragraph is a self-contained unit of writing that consists of one or more sentences that relate to a single topic or idea.
Typically, a paragraph begins with a topic sentence that introduces the main idea or argument of the paragraph, and is followed by supporting sentences that provide evidence, examples, or explanation to develop and reinforce the topic sentence.
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Which statement is true of reproduction that
involves two parents?
O A. Offspring are exact copies of the parent.
O B. Each parent provides the offspring with
genetic material.
O C. Single cells reproduce in this way.
O D. Bacteria reproduce in this way.
If a trait is found to be determined by a gene found only on the x chromosome, it is considered to be?.
Genetic diseases connected to X-chromosome gene mutations are known as X-linked recessive inheritance.
Explain about the Inheritance?As it relates to genetics, the term "inherited" describes a feature or variation that is encoded in DNA and passed from parent to child during reproduction. The laws of Mendelian genetics govern inheritance.
Genetics is frequently used to refer to heredity, which is the passing on of genetic traits from one generation to the next. The passage of genetic features and their manifestation from one generation to the next is shown by inheritance.
The basic unit of inheritance is thought to be the gene. Parents pass on their genes to their children, which include the data required to define physical and biological features. The majority of genes produce distinct proteins or portions of proteins, each of which performs a different function in the body.
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?? 20 points please respond
Answer:
1.b 2.d
Explanation:
Answer:
I think your supposed to find the defintion of the blank and then insert those definitions onto the matching thingy.
A gene for microtubule proteins is being made in a cell. How can mRNA represent an exact copy of that gene
A gene for microtubule proteins is being made in a cell. The mRNA representing an exact copy of that gene is put together using base pairing rules.
Gene expression is the process by which genetic information carried by DNA is converted from genes via messenger RNA to proteins.
mRNA is the molecule that links genes to proteins. The mRNA is formed through the process of transcription from a gene strand. The mRNA is then translated into protein by the joint action to transfer RNA and the ribosome.
mRNA therefore, serves as a temporary copy of information found in the DNA. Thus, mRNA represents an exact copy of the gene and it is put together using base pairing rules.
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what biotic factors in the taiga are different from the biotic factors in the rainforest
Answer:
flora and fauna and also some types of invasive species
The results of an experiment are considered to be reliable if the experiment: A. creates ideas for new experiments. B. can be repeated with the same results. C. obtains results that support the hypothesis. D. can be conducted with a very simple procedure.
Answer:
B
Explanation:
Can be repeated with the same results.
Can you hear radio waves
Answer:
yes, you can hear most radio waves
Explanation:
Answer:
You cannot hear radio waves but you could see them. Since radio waves are transmitted along with light waves you can´t hear them, but since it is part of a light spectrum you are able to see them.
Please help, will give brainiest
QUESTION 1.
Element X on Planet Qatar has three known isotopes: X-121 with a relative abundance of 43.2%, X-123 with a relative abundance of 53.1%, and X-129 with a relative abundance of 3.70%. What is the average atomic mass in amu of Element X given this information?
QUESTION 2.
How did Rutherford's experiment change the way scientists had previously viewed atomic structure? How did this pave the way for subsequent changes up to and including the currently accepted quantum mechanical atomic model?
QUESTION 3.
How is percent abundance related to average atomic mass?
a) The percentage abundance determines how much we have the isotope.
b) The relative atomic mass is 122.5 amu
c) The Rutherford's model explained the atom.
What is the relative abundance?It is clear that the isotope that we know are the atoms of an element that has the same atomic number but they do not have the same mass number. The implication of this is that the elements that are in question have many atoms of the element but they are not exactly alike as we would have expected.
Given that we have the element X we can be able to write that;
Relative atomic mass = Weighted average of all the isotopes
As such we have;
(121 * 0.432) + (123 * 0.531) + (129 * 0.0370)
52.27 + 65.31 + 4.773
=122.35 amu
The Rutherford's model gives a good idea about the way that the atom of the element may look like and this is the entire idea of the model to help us to make sense of the atom.
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Bryozoans, annelids, and mollusks are grouped as lophotrochozoans. Which characteristic do they have in common
Bryozoans, annelids, and mollusks are grouped as lophotrochozoans due to their shared developmental characteristics, specifically the presence of either a lophophore or a trochophore larva.
A lophophore is a horseshoe-shaped or circular structure bearing ciliated tentacles used for feeding and gas exchange. Bryozoans, which are also known as moss animals, are aquatic invertebrates that possess a lophophore.
A trochophore larva is a free-swimming, ciliated larval form that is common among many lophotrochozoans, including annelids and mollusks.
Annelids are segmented worms, such as earthworms and leeches, while mollusks are a diverse group of invertebrates, including snails, clams, and octopuses.
Overall, the presence of a lophophore or a trochophore larva is a shared characteristic among lophotrochozoans, and it is considered an important feature in their classification and evolutionary history.
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Which question can be used to design an investigation about how a trait is passed from a parent cat to its offspring?
A. Which other species have good night vision?
O B. Can a cat's fur color change due to sun exposure?
C. Do longer tails give offspring an advantage in survival?
D. Which DNA sequence or sequences control cat eye color?
E. Do cats with long fur or short fur tend to have better health?
Answer:
D. Which DNA sequence or sequences control cat eye color?
Explanation: