The false statement is " The difference in melting temperature between a saturated fatty acid and an unsaturated fatty acid with the same chain length is only a few degrees C"
The melting values of unsaturated lipids are smaller than that of saturated fatty acids. A detailed review of molecular geometries could reveal the cause of this phenomenon.
The consistent rod-like structure of the polyunsaturated fatty acids' molecules is reflected in relatively greater melting points. Unsaturated fatty acids' cis-double bonds cause them to bend, therefore making it more challenging to arrange their molecules into a permanently repeating pattern as well as a crystalline lattice.
Unsaturated fatty acids will have lower melting points because of the physical shape of their structure. Unsaturated fatty acids will contain double bonds in their structure. These double bonds will create 'kinks', or bends, in the structure of the fatty acid.
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Sedimentary rocks form from the process of ___________ which only occurs when the land is _____
Answer: sediments, they occurs near Earth's surface
Explanation: Magma forms into igneous rock and cools into sediments. Do to weathering the sediments turn together and make sedimentary rocks.
What is the constituent of red blood cell, white blood cell, platelets, plasma?
Please answer me I want your answer
Answer:
Plasma is the main component of blood and consists mostly of water, with proteins, ions, nutrients, and wastes mixed in. Red blood cells are responsible for carrying oxygen and carbon dioxide. Platelets are responsible for blood clotting. White blood cells are part of the immune system and function in immune response.
Explanation:
find the answer here
Organs of the body are defined as _______. Group of answer choices a collection of cells that perform similar functions. two or more tissues combined to form a structure that allows each tissue to function independently. a collection of cells that function independently of one another. a combination of two or more tissues that makes a structure which performs specific functions. a collection of tissues that function independently of one another.
Answer:
A combination of two or more tissues that makes a structure which performs specific functions.
After a long soccer practice, Jack felt his pulse increase. As he cooled down, his pulse began to slow. Since he’d been studying the circulatory system in science class, he knew why his pulse slowed. Jack knows that the blood vessels carry oxygen to the body and pick up carbon dioxide. Drag the words to complete the sentence.
Explanation: so during his practice hours to fulfil his body's oxygen requirement a person's pulse increases and hence meet up the body's oxygen demand.
What occurs when there is a higher concentration of molecules on one side of a membrane and the molecules flow to the other side to balance the concentration
Fusion
ОООО
Simulus
Conversion
Answer:
Diffusion
Explanation:
The concept of diffusion states that molecules like to travel from areas of high concentration to low concentration.
Let's think about an example. Let's say you are having a party at your house and in one room there is 100 people and in the other room connected to it, there is only 10 people. What do you think is going to happen as time passes? Right, people are going to move to the room where there is less people so as to equally disperse themselves across the area. The same thing happens within our body with ions and gases.
Ions can diffuse into or out of cells based off their concentration gradients. If there are too many ions on one side, they will simply move to the other side. There are different types of diffusion. Passive diffusion and facilitated diffusion, but those are for a different conversation.
Sound waves with a greater frequency have a higher
Answer:
The frequency of a wave determines its height. High-frequency waves have a high pitch and lower frequencies have a lower pitch. The average person can hear frequencies from 15 or 20 Hz to around 20,000 Hz (20 kHz).
Explanation:
Answer:
They have a Higher pitch
Explanation:
srry If I am wrong, thats just what I thought
In considering the cross YyRr x YyRr, the phenotype ratios of the F2 generation will be _____.
Answer:
f2
Explanation:
Which term best describes the fine tuning of an antibody mediated immune response, via genetic hypermutatoins?
Adaptive Immunity is the term that describes the fine-tuning of an antibody-mediated immune response, via genetic hypermutations.
Adaptive immunity involves lymphocytes- B cells and T cells which have receptors for any antigen they encounter. When exposed to an antigen, T cells release chemicals to activate B cells. B cells then divide and differentiate into memory cells and plasma cells. Plasma cells produce a large number of antibody molecules to fight against the specific antigens while memory cells reserve some of these antibodies to protect the body from future infections.
Genetic hypermutation changes the affinity of an antibody (B cell receptor) to detect the antigen. This occurs through a process called affinity maturation. It enables an antibody to produce a stronger and specific response to an antigen.
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food, shelter, and warmth represent ________ needs in maslow’s hierarchy of needs.
Food, shelter, and warmth represent Physiological Needs needs in maslow’s hierarchy of needs.
Maslow's theory explains that man's need are in hierarchy of 5 levels in a pyramid shape which are
Physiological Needs: This is man's basic needs and necessities for survival, They include are Food, water, clothing and shelter are the bare necessities for anyone's survival. ... Safety and Security needs Love and Belonging needs Self Esteem. Self-Actualization.The basic needs appear at bottom of the pyramid and progresses upward in increasing intangible high-level needs , Once the basic needs(which is necessary for survival) are met, people can then be able to conquer other needs.
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The boulders, rocks, and pebbles at the base of this cliff are the same kind of rock as the cliff itself. What can you conclude from this evidence? Check all that apply.
A.
Waves are causing the cliff to crumble.
B.
The boulders, rocks, and pebbles were originally part of the cliff.
C.
The cliff is eroding, so the lighthouse was not built in a safe location.
The boulders, rocks, and pebbles were originally part of the cliff can conclude from this evidence.
What are the features of boulder rocks?A boulder is defined as any rock larger than 16” in diameter. They are available in two basic shapes: round and angular. Round boulders have smooth edges and curves.
Moreover, a boulder is a rock fragment with size greater than 25.6 centimetres (10.1 in) in diameter. Smaller pieces are called cobbles and pebbles.
A boulder is defined as any rock larger than 16” in diameter. They are available in two basic shapes: round and angular.
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linnaeus classified organisms according to similarities in observable features.
The levels of classification, in order from largest to smallest, are kingdom, phylum, class, order, family, genus, and species. Linnaeus's system of classification(LSC) is based on the morphology or physical structure of organisms. He classified organisms based on their observable features such as their physical appearance, the number and structure of their appendages, and the arrangement of their reproductive organs.
Carl Linnaeus classified organisms based on similarities in observable features. He was a Swedish botanist who created the modern system of scientific nomenclature. Linnaeus classified organisms into a hierarchical system with nested levels of increasing specificity. This system of classification became known as Linnaean taxonomy(LT). Each level of Linnaean classification is called a taxon(taxa), and they are arranged in order from the largest and most general to the smallest and most specific.
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Which of these is the best evidence that the influenza virus continues to evolve?
A)
The flu can spread worldwide in a season.
B)
The flu has multiple symptoms, impacting respiratory, digestive, and
muscular systems in humans.
Flu vaccines must be administered annually to reduce the likelihood of flu
infection during flu season.
D)
The flu continues to have high rates of mortality in the most elder and
youngest subset of the human population.
Answer:
I think A but im not sure
Explanation:
What are mineral resources?
A mineral resource is a concentration of natural solid inorganic or fossilized organic material, including metals, coal, and minerals in sufficient quantity and quality to have reasonable prospects for economic extraction.
somatostatin has the primary role of inhibiting the secretion of the other adrenal hormones. true false
True. Somatostatin is a hormone that is produced in various parts of the body, including the hypothalamus and pancreas. Its primary function is to inhibit the secretion of other hormones, including those produced by the adrenal glands.
Specifically, somatostatin inhibits the secretion of adrenocorticotropic hormone (ACTH), which stimulates the adrenal cortex to produce cortisol, aldosterone, and other adrenal hormones. By inhibiting ACTH secretion, somatostatin indirectly inhibits the secretion of these other hormones as well. Overall, somatostatin helps to regulate the body's hormonal balance and ensure that the production of adrenal hormones is appropriately controlled.
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Exchange of chromosome segments between homologous chromosomes during Meiosis 1
A. Genetic exchange
B. Crossing over
C. Gene sharing
Does anyone know the answers of the gizmo called "student exploration: weathering gizmo"? I need help with activity C. (weathering rates)
"Student Exploration: Weathering Gizmo" is an interactive online simulation tool that helps students understand the concept of weathering and its different types.
The Weathering Gizmo provides a variety of features that enable students to explore weathering rates in depth. For instance, the gizmo allows students to select different types of rocks or minerals to observe how weathering affects each one differently. Students can also change the temperature and precipitation levels to see how these variables affect the rate of weathering.
In addition, the gizmo provides a detailed explanation of the physical and chemical processes involved in weathering, including mechanical, chemical, and biological weathering. Furthermore, students can use the gizmo's recording feature to track their observations and make predictions about the effects of weathering on different types of rock.
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Converts chemical energy from food into useable energy (cellular respiration)
What’s the organelle
Answer:
Mitochondria
Explanation:
In animal cells, the mitochondria converts food into useable energy (through cellular respiration).
Doctors are investigating the case of a patient with defective proteins. Which organelle is most likely the cause?
lysosome
cell membrane
cytoplasm
ribosome
Answer:
The answer is Ribosome
Explanation:
:)
Answer:
Ribosome.
Explanation: Edge2023
what are the pebbles of the rock cemented together to form?
Answer:
that would be limestone
Explanation:
Limestone is a carbonate sedimentary rock that is often composed of the skeletal fragments of marine organisms such as coral, foraminifera, and molluscs. Its major materials are the minerals calcite and aragonite, which are different crystal forms of calcium carbonate and is formed by tiny pices of pebbles cemented together.
PLEASE MARK BRAINLIEST
Answer: Conglomerate is a sedimentary rock made of rounded pebbles and sand that is usually held together (cemented) by silica, calcite or iron oxide.
Explanation:
Mutations cause _______ to the body shape, size, color, or function of the organism that inherits the mutation.
A. a brand new species to pop up
B. clones
C. variations
Answer:
C. Variations
Explanation:
Mutations are genetic disorders, they do not cause clones. Various breeding and deformities over centuries can cause new species, but they are not the same as genetic mutations.
Answer:
C. variations
Explanation:
Mutations cause variations to the body shape, size, color, or function of the organism that inherits the mutation.
Which of the following describes wind direction?
OHow fast the wind is moving
OWhere the wind is coming from
O How strong the wind is
O Where the wind is going
the rate of the Earth's and moon's rotation and revolution constant?
The moon orbits the Earth once every 27.322 days. It also takes approximately 27 days for the moon to rotate once on its axis. As a result, the moon does not seem to be spinning but appears to observers from Earth to be keeping almost perfectly still. Scientists call this synchronous rotation.
8 h2o molecules to 2 h2o molecules
The conversion of 8 H₂O molecules to 2 H₂O molecules is a chemical change that occurs through a dehydration or condensation reaction. This process involves the removal of water molecules to form a larger molecule and requires energy to occur.
This is a reaction that occurs between two molecules, and results in the formation of a single, larger molecule, while releasing a small molecule, usually water. In this case, the small molecule is water (H₂O), hence the name dehydration or condensation reaction.
During this reaction, the 8 H₂O molecules combine to form 4 H₂O molecules. This reaction is often used in the laboratory to create polymers from monomers. It can also be used to produce certain biomolecules such as carbohydrates, proteins, and nucleic acids, as well as other chemical compounds.
In order to carry out this reaction, energy is required. The reaction occurs in several steps and involves the removal of water molecules from the original 8 H₂O molecules, forming a new, larger molecule. The reaction is reversible, which means that it can be carried out in both directions, depending on the conditions and reactants involved. Thus, the conversion of 8 H₂O molecules to 2 H₂O molecules is a chemical change that can occur through a process known as dehydration or condensation reaction.
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which offspring could not arise from the parent cells with the chromosomes shown below? assume crossovers can occur between chromosome pairs in the parent cells. 1070aq5 a. offspring a b. offspring b c. offspring c d. offspring d
Offspring B could not arise from the parent cells with the chromosomes shown below.
What do you mean by chromosomes?A chromosome is a long DNA molecule with part or all of the genetic material of an organism. In most chromosomes the very long thin DNA fibers are coated with packaging proteins; in eukaryotic cells the most important of these proteins are the histones.
Chromosomes allow DNA to be accurately copied during these cell divisions. So one more time. Chromosomes are found in the nuclei of our cells and allow DNA to be accurately copied during cell division. This ensures that our inner workings proceed smoothly and efficiently.
On the basis of the location of the centromere, chromosomes are classified into four types: metacentric, submetacentric, acrocentric, and telocentric.
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An action potential involves Sodium moving ________ the cell and Potassium moving ________ the cell.
Answer:
An action potential involves Sodium moving inside the cell and Potassium moving outside the cell.
Seed blank is when enzymes and other chemicals are activated and energy is produced to start cell division.
photosynthesis
germination
respiration
growth
Seed germination is when enzymes and other chemicals are activated and energy is produced to start cell division.
The correct option is B.
What is the germination explain?A seed, spore, or even other reproductive body sprouts after germination, usually following a period of dormancy. The procedure may be started by the following factors: moisture damage, elapse of period, cooling, warming, availability of oxygen, and light exposure.
What causes germination?When soil temperature and moisture conditions are ideal for their growth, seeds typically "wake up" and germinate. However, not all seeds have the same germination needs, therefore it's essential to know what each variety of seed needs. To germinate, seed require the right combination of temperature, water, air, and light.
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The complete question is-
Seed _____ is when enzymes and other chemicals are activated and energy is produced to start cell division.
A)Photosynthesis
B)Germination
C)Respiration
D)Growth
FILL THE BLANK. one study found that similar values about ____________ and ____________ are the best predictors of mate choice.
One study found that similar values about religion and family background are the best predictors of mate choice.
When it comes to choosing a romantic partner, individuals often seek compatibility and shared values. This study suggests that the alignment of religious beliefs and family background between potential partners plays a significant role in mate selection.
Religion can encompass a range of beliefs, values, and practices, and having similar religious perspectives can contribute to a sense of shared identity and support in a relationship. Additionally, shared family backgrounds, such as similar cultural or socioeconomic backgrounds, can enhance understanding, communication, and overall compatibility between partners.
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Each of the following is an endoplasmic reticulum function except: _______
a. peptide folding.
b. the export of protein that cannot be folded into the cytoplasm for destruction.
c. addition of carbohydrate to proteins to make glycoproteins.
d. the assembly of multimeric proteins.
e. All are endoplasmic reticulum functions.
Answer: Option E.
All are endoplasmic reticulum functions.
Explanation:
All are function of endoplasmic recticulum because
Endoplasmic recticulum is a membrane organelle that consists of two subunits, rough and smooth endoplasmic recticulum found in eukaryotes that formed flattened sacs within the cytoplasm of eukaryotic cells which syntyensises proteins, lipids and steroids, it metabolised carbohydrates by adding it to protein , help to control the concentration of calcium in the body,it detoxifies drugs, attached protein on receptor cells, assemble multimeric proteins e.t.c.
The endoplasmic recticulum comprises of two subunits which are rough and smooth endoplasmic recticulum. The major differences between rough and smooth endoplasmic recticulum is that smooth do not have RIBOSOMES and it produces lipids and rough have RIBOSOMES and produces proteins.
Which action is associated with the relaxation of a circular muscle? The arm relaxes at the side The lips pucker for whistling The sphincter opening gets larger The leg bends at the knee
The action associated with the relaxation of a circular muscle is when the sphincter opening gets larger. The correct option is C.
Circular muscles, also known as sphincters, are found throughout the body and are responsible for controlling the opening and closing of various structures, such as blood vessels, digestive tract, and urinary system.
When a circular muscle relaxes, it allows for the widening or enlargement of the opening it surrounds.
For example, when the sphincter muscle in the digestive system relaxes, it opens up, allowing for the passage of food or waste material.
This relaxation and widening of the sphincter opening facilitate the movement of substances through the body. The correct option is C.
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The ______ is a particularly sensitive region of the retina on which focused images are automatically centered. A.) cornea. B.) fovea. C.) iris. D.) pupil.
The B) fovea is a particularly sensitive region of the retina on which focused images are automatically centered.
The retina is the layer of tissue located at the back of the eye that contains photoreceptor cells (rods and cones) that detect light and transmit visual signals to the brain. The fovea is a small, specialized region located in the center of the macula, which is a part of the retina.
The cones in the fovea are responsible for producing sharp, detailed, and color vision, which makes it the most sensitive part of the retina. The fovea is also responsible for our ability to see fine detail, like reading and recognizing faces, as well as for our ability to perceive color.
When we focus our eyes on something, the focused image is automatically centered on the fovea. This enables the fovea to produce a clear and precise visual image, while other areas of the retina are responsible for detecting the surrounding peripheral visual information.
The fovea is a particularly sensitive region of the retina on which focused images are automatically centered, making it essential for our ability to see fine detail and color. The answer is option B.
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