The 3 basic things needs of all living things
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Answer:
food water and shelter I'm not sure but I think so
Answer:
air water and food
Related Questions
ANSWER THIS FOR 20 POINTS!!!
Answers
Answer:
Thermometer with rhotomer
Explanation:
a pea plant, round seeds(r) are dominate to wrinkled seeds(r), in a genetic cross of twwo plant that are heterozygous for seed shape , what the fraction of the offspring should have spherical seeds?
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The fraction of the offspring that should have spherical seeds is 1/2 or 50%.
To determine the fraction of offspring that should have spherical seeds in a genetic cross between two plants that are heterozygous for seed shape, we need to use the principles of Mendelian genetics and Punnett squares.
Let's assign the following symbols:
R = Dominant allele for round seed shape
r = Recessive allele for wrinkled seed shape
Given that both plants in the cross are heterozygous for seed shape, their genotypes would be Rr.
Now, let's create a Punnett square to determine the possible genotypes and phenotypes of the offspring:
| R | r |
R | RR | Rr |
r | Rr | rr |
From the Punnett square, we can see that there are four possible combinations of alleles in the offspring: RR, Rr, Rr, and rr.
To determine the fraction of offspring with spherical seeds, we need to identify the genotypes that correspond to round seed shape, which are RR and Rr.
Out of the four possible combinations, two of them (RR and Rr) have at least one dominant allele (R) for round seed shape. Therefore, the fraction of offspring with spherical seeds would be:
Fraction of offspring with spherical seeds = (Number of genotypes with round seed shape) / (Total number of possible genotypes)
Number of genotypes with round seed shape = 2 (RR and Rr)
Total number of possible genotypes = 4 (RR, Rr, Rr, rr)
Fraction of offspring with spherical seeds = 2 / 4 = 1/2
Therefore, half of the offspring (50%) in this genetic cross are expected to have spherical seeds.
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When a solution is mixed, the following observations were made:
I. The mass of the solution remained the same.
II. Phase changes were observed.
III. The color of the solution remained clear.
IV. The temperature of the solution increased.
Which observation is a sign that a chemical change has occurred?
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Answer:
IV. the temperature of the solution increased
Explanation:
all chemical change is either exothermic or endothrrmic, temperature is a sign of an exothermic reaction (pretty sure)
Cystic fibrosous is an inherited exocrine gland disorder that causes thick secretions of?
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Cystic fibrosis (CF) is an inherited exocrine gland disorder that causes thick secretions of mucus and pus from respiratory infections to accumulate in the lungs.
What is mucus?Mucous membranes secrete mucus, a slick, viscous liquid. It lines the inside of mouth, nose, throat, sinuses, lungs, and digestive system. It is primarily composed of water (95%) and contains a variety of proteins, lipids, glycoproteins, proteoglycans, and DNA.It is produced by the mucous membranes that go from your nose to your lungs. When you breathe in, mucus sticks to dust, allergens, viruses, and other particles before being evacuated from your body.But occasionally, your body can produce too much mucus, which would call for repeated throat clearing.Lungs, throat, mouth, nose, and sinuses are lined with mucus, which is a sticky, gelatinous substance.Drinking enough beverages, particularly warm ones, can aid in the passage of mucus. By assisting your mucus in moving, water and other drinks can ease your congestion. Consider sipping soup, clear broths, and juice.Lemon water, warm fruit juice, and decaffeinated tea are further recommended drink options.Learn more about mucus here:
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Disclaimer: The question given in the portal in incomplete. Here, the complete question.
Question: cystic fibrosis (CF) is an inherited exocrine gland disorder that causes thick secretions of _____ to accumulate in the lungs.
A cross section of a chloroplast showing membranes and the spaces between membranes is shown in Figure Grana Stroma Thylakoid Figure 1.A diagram of the cross section of a chloroplast (a) Describe the major process that takes place in this eukaryotic organelle_ (b) Explain the function of the structure labeled with an X in Figure 1. (c) Identify the location where carbon fixation occurs on the figure below: (d) Explain the formation of a proton gradient in the production of ATP_ Predict the effect of the removal of the final electron acceptor on the rate of carbon fixation by the chloroplast: Justify your prediction
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A) Chloroplasts are eukaryotic organelles where photosynthesis takes place.
B) Thylakoid membrane.
C) Carbon fixation occurs in the stroma.
D) Proton gradient formation in ATP production involves electron transport and proton pumping.
Chloroplasts are responsible for photosynthesis, the major process that takes place in this eukaryotic organelle. Photosynthesis involves the conversion of light energy into chemical energy, specifically in the form of ATP and NADPH, which are used to fuel the synthesis of carbohydrates.
In the cross section of a chloroplast, the structure labeled with an X represents the thylakoid membrane. The thylakoid membranes contain pigments, including chlorophyll, which capture light energy during the light-dependent reactions of photosynthesis. These reactions occur within the thylakoid membrane and involve the generation of ATP through photophosphorylation and the production of NADPH.
Carbon fixation, the incorporation of carbon dioxide into organic molecules, takes place in the stroma of the chloroplast. The stroma is the fluid-filled space between the thylakoid membranes. In this region, the ATP and NADPH produced during the light-dependent reactions are used to drive the Calvin cycle, where carbon dioxide is converted into sugars.
During ATP production, a proton gradient is formed in the thylakoid membrane. This process involves electron transport, where electrons from photosystem II and photosystem I are transferred along a series of electron carriers. As electrons are transported, protons are pumped across the thylakoid membrane, creating a gradient of protons. The flow of protons back through ATP synthase drives the synthesis of ATP.
If the final electron acceptor is removed, it would disrupt electron flow in the electron transport chain. This disruption would affect the generation of ATP and NADPH, potentially leading to a decrease in the rate of carbon fixation. Without the final electron acceptor, electron transport would be halted, preventing the regeneration of the electron carriers needed for the Calvin cycle to continue. As a result, the overall rate of carbon fixation by the chloroplast would likely be reduced.
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why large spaces present between
spongy mesophyll cells
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The Ecosphere basically contains plants (algae), animals (shrimp), and bacteria. How is this system self-sustaining? Talk about photosynthesis and cellular respiration.
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Explanation:
why do poeple do that thats not cool
Which traits in the investigation showed blending of genes (incomplete dominace) where the dominant trait did not mask the recessive but rather there was physical evidence of both the dominant and recessive traits?
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Answer:
skin colour, eue colour, sickle cell anaemia etc
Explanation:
These are traits that aren't fully transmitted from the parent's gene to that of the offspring
the large influx of into the lungs plays a role in the formation of infection sites called tubercles. multiple choice question. bacterial exotoxins phagocytic cells exudate fluid antibodies
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The large influx of phagocytic cells into the lungs plays a role in the formation of infection sites called tubercles.
These tubercles are formed when the immune system tries to contain the infection by surrounding the bacteria with immune cells. As more and more immune cells accumulate, they form a hardened structure called a tubercle. Within the tubercle, the bacteria are kept contained and unable to spread throughout the body.
Human and other animal phagocytes can be classified as "professional" or "non-professional" depending on how well they are able to phagocytose. Many types of white blood cells make up the professional phagocytes (such as neutrophils, monocytes, macrophages, mast cells, and dendritic cells). Professional phagocytes have molecules called receptors on their surfaces that can identify dangerous substances, like bacteria, that are not often found in the body, which is the primary distinction between them and non-professional phagocytes. Phagocytes are essential for preventing infections as well as for maintaining healthy tissues by removing old, dying, and infected cells.
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According to the results for Patient 1 shown above, which antigens were present in Patient 1’s blood? Check all (if any) that apply.
A antigen
B antigen
Rh antigen
The fisted answer is (B)
Patient 1 has Type ___ blood.
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Answer:
A.
Explanation:
Patient 1 has Type A blood because agglutination occurs due to reaction with anti-B. We know that A blood group has antigen A and it is anti-B means that they attack on B type of blood cells while on the other hand, B blood group has antigen B and it is anti-A means that they will attack on the A type blood cells upon mixing. So according to the chart, there is nothing happens by reaction of the blood with anti-A whereas agglutination occur by reaction with anti-B so we can say that the patient has type A blood.
Answer:
B-
Explanation: Just took the assignment.
why do scientists classify and organize organisms
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Scientists classify living things in order to organize and make sense of the incredible diversity of life. Modern scientists base their classifications mainly on molecular similarities. They group together organisms that have similar proteins and DNA.
hope this helps
FIFTEEN POINTS! What happens as plants "breathe" in carbon dioxide?
Question 1 options:
Water vapor and oxygen are released from the plant
Oxygen and water are stored in the stomata
Oxygen is stored in the stomata as water is released from the plant
Oxygen is released from plant but water is stored in the stomata
Answers
The Answer Is Number 1
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in 1668 francesco redi did a series of experiments on spontaneous generation. he began by putting similar pieces of meat into eight identical jars. four jars were left open to the air, and four were sealed. he then did the same experiment with one variation: instead of sealing four of the jars completely, he covered them with gauze (the gauze will exclude the flies while allowing the meat to be exposed to air). in both experiments, he monitored the jars and recorded whether or not maggots (young flies) appeared in the meat. what is the independent variable in the experiment?
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The independent variable in Francesco Redi's experiment is whether the jars were open to the air or covered with gauze.
This is because he manipulated this variable by having four jars open and four jars covered with gauze. The purpose of this manipulation was to test the hypothesis that spontaneous generation would not occur in the jars covered with gauze because they would be protected from the flies that lay eggs on the meat and produce the maggots.
By controlling this variable, Redi was able to draw conclusions about the role of flies in the generation of maggots and disprove the theory of spontaneous generation.
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Help? I don't understand
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Answer:
Secondary succession is more common and usually occurs faster than primary succession because the substrate is already present.
Explanation:
Hope it helped:)
How do lipids make ATP?
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PLEASE HELP
use the term international system of units in a sentence
and no plagerisim please or else i will fail
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The sentence is: The International system of units is the most popular unit of measurement of the fundamental quantities which are used in the fields of science and engineering.
What is the international system of units?
The international system of units or SI units refers to units of measurements which is based on the meters as unit of length, kilogram as unit of mass , and seconds ad the unit of time.
The SI unit is also called the metric system.
The international system of units is comprised of seven basic units of the seven fundamental quantities as well as other additional quantities derivedfrom the fundamental quantities.
In conclusion, the international system of units is the worlds most used system of measurement.
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If a species has 24 chromosomes in its brain cells and 12 chromosomes in its gametes,
which of the following is the correct haploid and diploid values for this species?
A:Haploid-24 Diploid=12
B:Haploid-12 Diploid=24
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Answer:A: haploid -24Diploid=12
Answer:
the answer would be a ma'am
What is the correct answer
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The answer to your question is D.
how are archaic homo sapiens different in both physical and cultural characteristics from homo erectus?
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Archaic Homo sapiens is the predecessor of modern Homo sapiens. They are different in both physical and cultural characteristics from Homo erectus.
Physically, their cranial capacity was larger, their faces were less protruding, their brows were more pronounced, and their skulls were more globular. In comparison to Homo erectus, their skeletons were longer and more slender.
Culturally, the Homo sapiens developed more complex behaviors like stone tools and a more sophisticated language. They also developed a more complex social structure, with evidence of a division of labor and the development of rituals and religious beliefs.
They also had a more sophisticated artistic style, including cave art, carved figurines, and musical instruments. In addition, they were able to migrate to widely dispersed locations and adapt to a wider array of habitats than Homo erectus.
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Which methods of transport across the cell surface membrane would be inhibited by antimycin? 1 active transport. 2 facilitated diffusion. 3 endocytosis
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Antimycin inhibits the process of active transport across the cell surface membrane. The correct answer is 1.
Active transport is a method of transporting substances across the cell surface membrane against their concentration gradient, meaning that they are moved from an area of lower concentration to an area of higher concentration.
This process requires energy in the form of ATP, which is produced by the electron transport chain in the mitochondria. Antimycin is a chemical that inhibits the electron transport chain, preventing the production of ATP and therefore inhibiting active transport across the cell surface membrane.
Facilitated diffusion and endocytosis, on the other hand, are not affected by antimycin. Facilitated diffusion is a passive process that does not require energy, and endocytosis is a process that involves the formation of vesicles, which is not directly dependent on the electron transport chain.
Therefore, the correct answer is 1. Active transport.
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intracapsular ligaments, such as the cruciate ligaments, are covered with a synovial membrane.T/F
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True. Intracapsular ligaments, such as the cruciate ligaments, are indeed covered with a synovial membrane.
Intracapsular ligaments, such as the cruciate ligaments, are indeed covered with a synovial membrane. This membrane helps provide lubrication and nutrition to the joint, allowing for smooth movement. Anterior cruciate ligament is a ligament that was located in the knee. It was inside the capsule of the joint.
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what is the name of semi-permeable membrane which encloses the cytoplasm and all of the cellular organelles?
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The semi-permeable membrane that encloses the cytoplasm and all of the cellular organelles is called the plasma membrane.
The semi-permeable membrane which encloses the cytoplasm and all of the cellular organelles is called the Plasma Membrane. This membrane is made up of two layers of phospholipids, which form a lipid bilayer. The phospholipids have a hydrophilic (water-loving) head and a hydrophobic (water-fearing) tail, which ensures that the membrane is impermeable to large molecules, such as proteins and sugars. In addition, the membrane contains various proteins and carbohydrates which give it a variety of functions. These proteins act as receptors for molecules, allowing them to move into and out of the cell, and as enzymes that catalyze reactions. Additionally, the carbohydrates on the outer surface of the membrane help to identify the cell and enable it to recognize other cells. The plasma membrane also contains cholesterol, which helps to maintain its fluidity and stability.
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A collection or mass of blood that forms between the skull and the dura mater is termed a(n):_________
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A collection or mass of blood that forms between the skull and the dura mater is termed a(n) epidural hematoma.
What is a epidural hematoma?An epidural hematoma occurs when there is bleeding between the inside of the skull and the dura or it can also occur when a vessel breaks and bleeds in this given space between the dura mater and the skull, it can be caused by head trauma.
This bleeding or mass can generate pressure in the brain, increasing intracranial pressure, which is rapidly increased, also generating a brain injury, thus compromising the brain. Being then urgent the drainage or extraction of the blood or mass.
Therefore, we can confirm that a collection or mass of blood that forms between the skull and the dura mater is termed a(n) epidural hematoma.
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Gender can be defined as all of the following EXCEPT: the psychosocial ramifications of biological sex an ascribed status characteristic an acquired and transmitted pattern of shared meaning, feeling, and behavior a multidimensional phenomenon with many different facets, including gender schemas and stereotypes, gender-role identity, attitudes, and values
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Gender can be defined as all of the following: the psychosocial ramifications of biological sex, an acquired and transmitted pattern of shared meaning, feeling, and behavior, and a multidimensional phenomenon with many different facets, including gender schemas and stereotypes, gender-role identity, attitudes, and values.
Gender can be defined as the psychosocial ramifications of biological sex, an acquired and transmitted pattern of shared meaning, feeling, and behavior, and a multidimensional phenomenon with many different facets, including gender schemas and stereotypes, gender-role identity, attitudes, and values. However, it is not accurate to define gender as an ascribed status characteristic. Unlike attributes such as age or race, which are typically assigned at birth and remain constant throughout life, gender is a social construct that encompasses a complex interplay of individual, cultural, and societal factors. It is not solely determined by external factors but also involves personal identity and self-perception. While gender can be influenced by societal norms and expectations, it is not solely an ascribed status but rather a dynamic concept that individuals may engage with and interpret in different ways.For more such question on gender
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After enjoying a meal of fish and chips, you notice your shirt has an oily stain on it. Why won't the oily stain come out when you dab at it with just water?
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Oil and water don't combine because oil is nonpolar and water is polar. Therefore, when you dab at it with just water after enjoying a meal of fish and chips, you notice your shirt has an oily stain on it.
Oil and water don't mix. They're supposedly immiscible. This is due to the fact that water is a polar molecule, which means that one end of it has a positive charge and the other a negative charge. The reason why water molecules cling together is because one water molecule's positive end is drawn to another's negative end.
A molecule of oil has a non-polar structure. Its charge does not have a positive or negative end, but is evenly balanced.
As a result, the two never mix because water molecules are more attracted to each other than oil molecules are, and the opposite is true for oil molecules.
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QUESTION 10 Which of these statements will corroborate (confirm) what is known about molecular genetics and nucleic acids? A. The long interspersed elements of DNA are repetitive sequences that contribute to genetic variation in eukaryotic organisms B. Tandem repeat sequences are moderate repetitive DNA found in all living organisms. C. One of DNA sequences used as gonetic markers is the microsatellites that exist as dinucleotide or tri-nucleotide or tetra- nucleotide repeats D. Answers A, B, and C are the right answer choices for this question E. Answers A and C are the right answer choices for this question QUESTION 11 Which of the followilg statements is precisely correct true? A. Modification of messenger ribonucleic acid includes the 5-7-methylguanosine capping and 3".polyA taling. B. In eukaryotes, the 3'-polyA tailing is located upstream polyA signal in the messenger ribonucleic acid. C. In prokaryotes, the transcription and translation simultaneously occur before transcription finishes D. Answers A, B and C are the right answer choices for this question E. Answers A and are the right answer choices for this question
Answers
The statement that will corroborate what is known about molecular genetics and nucleic acids is: One of DNA sequences used as genetic markers is the microsatellites that exist as dinucleotide or tri-nucleotide or tetra- nucleotide repeats. The correct option is C.
Corroborate means to confirm or give support to a statement, theory, or finding. Molecular genetics is a branch of genetics that involves the structure and function of genes at a molecular level. Nucleic acids are large biomolecules essential for life. They include DNA and RNA, which are long chains of nucleotides that carry genetic information.
Dinucleotide, tri-nucleotide, or tetra-nucleotide repeats are microsatellites, which are short, tandemly repeated DNA sequences. They are used as genetic markers because they are highly polymorphic, meaning they vary in length and frequency among individuals. This variation is useful in genetic analysis because it can help to identify individuals, determine paternity, or track genetic disorders in families. The correct option is C.
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PLEASE PLEASE HELP I WILL GIVE BRAINALIST
Answers
Answer:
D
Explanation:
How can materials exit a cell by active transport
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Answer: through protein pumps or exocytosis.
Explanation:
(ID Level 18
OC
I start with "e"end with "e".
have whole countries inside
me. What am I?
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Answer:
Europe
Explanation:
9. Which is not associated with areas of karst topography? A caverns B sinkholes C flowing rivers D sinking streams
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Answer:
It's A ) Caverns
Explanation:
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