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Related Questions
The graph shows the frequency of two alleles for a genetic trait in a population. A graph entitled Frequency of 2 Alleles in a Population has generation number on the horizontal axis, and frequency on the vertical axis, from 0 to 1. Allele Upper A has a 0.5 frequency at generations 1, 2, 3 and 4. It has a 0.45 frequency at generation 5. Allele a has a 0.5 frequency from Generations 1 through 4 and then has a frequency of 0.55 at generation 5. Which question is a biologist most likely to ask after seeing this graph? Did the observer make the wrong observations in generation 5? How many individuals were observed in each generation? Is there a theory that explains the results in the graph? Will the frequency of the alleles in this population change again?
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Answer:
C. Is there a theory that explains the results in the graph?Explanation:
i tack test
Translation occurs on the rough _____.
A. centrosome
B. endoplasmic reticulum
C. centriole
D. lysosome
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Answer: B: endoplasmic reticulum
Explanation: This is the only organelle that has a rough and smooth version of itself.
The process in which mRNA (messenger RNA) is accumulated and synthesized into protein is known as translation. Translation is also known as protein synthesis, which altogether accounts for the creation of ribosomes. Without translation, humans would not be capable of fulfilling everyday tasks.
What ar the products of photosynthesis? Glucose and oxygen. hydrogen, oxygen, and carbon. carbon dioxide, water, and solar energy. oxygen, solar energy, and glucose
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Answer:
its A, glucose and oxygen
Explanation:
Photosynthesis converts carbon dioxide and water into oxygen and glucose. Glucose is used as food by the plant and oxygen is a by-product. Cellular respiration converts oxygen and glucose into water and carbon dioxide
Why do we recycle?
in long answer
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the loss of the lumbricids' trochophore larval stage is an obvious adaptation to a more terrestrial environment group of answer choices true false
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The loss of the lumbricids' trochophore larval stage is a true adaptation to a more terrestrial environment because the larvae require a marine environment to survive. The absence of a trochophore stage means that the lumbricid is better adapted to the terrestrial environment and can reproduce more easily in it.
Lumbricids are earthworms that belong to the phylum Annelida. They are generally found in soils in a variety of habitats, such as forests, grasslands, and agricultural land. Lumbricids have a segmented body that is long and narrow, with a reddish-brown color. They have no legs, and instead, they move by contracting and relaxing their muscles to push themselves through the soil.The trochophore larval stage is an early stage in the development of many invertebrate animals. It is characterized by a ciliated band that encircles the animal's body, allowing it to swim freely in the water. The trochophore larval stage is seen in many marine invertebrates, such as molluscs and annelids. It is also found in some freshwater invertebrates, such as certain species of snails and clams.The loss of the lumbricids' trochophore larval stage is an adaptation to a more terrestrial environment. This adaptation enables the lumbricids to live in soils instead of water. Since the trochophore larval stage is adapted to a free-swimming lifestyle in water, it is no longer necessary for lumbricids living on land. Instead, lumbricids have evolved a direct mode of development, in which they hatch from eggs and develop directly into miniature versions of adults.Learn more about trochophore larval stage: https://brainly.com/question/26971426
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Why is gene regulation and expression important to all living organisms?
A) Specific signals trigger specific genes to be transcribed and translated.
B) The proteins created from this process determine most of the organisms traits.
C) Different phases of the life cycle require specific genes for growth and development.
D) All of the above.
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Answer:
B) The proteins created from this process determine most of the organisms traits.
Explanation:
Gene regulation and expression is important to all living organisms because the organisms regulates gene expression in order to form only the necessary proteins that determine most of the organisms traits. This process of gene expression is used by all living organisms such as prokaryotes and eukaryotes. Cellular differentiation and morphogenesis also occur through gene regulation.
Select the correct location on the image.
This diagram shows the functions of different enzymes during DNA replication. Which label would change if this process took place in aprokaryotic cell?
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Answer:
DNA ligase
Explanation:
Answer: The nucleus
Explanation: I got it right on the test.
What type of molecule serves the following functions in the body: maintaining brain health, controlling inflammation, and building fat molecules?
Phospholipid
Fatty acid
Glycerol
Glycogen
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Answer:
B. Fatty Acids
Which of the following layers in the image is oldest and the youngest
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Answer:
From the youngest to the oldest :
E
D
A
B
C
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Question 22 The distal attachment of the tibialis posterior tendon is predominately on which bone? 1st metatarsal navicular O medial cuneiform O cuboid
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The distal attachment of the tibialis posterior tendon is predominately on the navicular bone.
The tibialis posterior tendon is a key structure located in the posterior compartment of the lower leg. It originates from the posterior surface of the tibia and fibula bones and courses downward behind the medial malleolus (the bony prominence on the inside of the ankle). As it continues its path, the tendon inserts primarily onto the navicular bone.
The navicular bone is one of the tarsal bones situated in the midfoot region, located between the talus bone (which forms the ankle joint) and the cuneiform bones.
It serves as an important attachment site for various tendons, including the tibialis posterior tendon, which plays a significant role in supporting the medial arch of the foot and controlling foot movements.
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Why does the body need skeletal muscle contraction, pressure changes during breathing, and vasoconstriction to move blood through the veins?
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The body needs skeletal muscle contraction, pressure changes during breathing, and vasoconstriction to facilitate the flow of blood and ensure efficient circulation.
Skeletal muscle contraction plays a crucial role in moving blood through the veins. When skeletal muscles contract, they compress the nearby veins, which helps to push the blood towards the heart. This is especially important in the veins of the legs, where the blood has to move against gravity to reach the heart. Without skeletal muscle contraction, blood flow in the veins would be significantly reduced.
Pressure changes during breathing also contribute to the movement of blood through the veins. During inhalation, the diaphragm and other respiratory muscles contract, creating a negative pressure in the chest cavity. This negative pressure helps to draw blood towards the heart and facilitate venous return. When we exhale, the pressure in the chest cavity increases, which helps to push blood out of the veins and into the heart.
Vasoconstriction, the narrowing of blood vessels, also aids in the movement of blood through the veins. When blood vessels constrict, the diameter of the vessels decreases, which increases the pressure and forces the blood to move forward. This is particularly important in smaller blood vessels, such as the arterioles and venules, where vasoconstriction can help to maintain blood flow and prevent blood pooling.
In summary, skeletal muscle contraction, pressure changes during breathing, and vasoconstriction are all essential mechanisms that the body utilizes to move blood through the veins. These processes work together to ensure efficient circulation and maintain the proper functioning of the cardiovascular system.
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If the sequence of bases in dna is ttagccat, then the sequence of bases in rna will be
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If the sequence of bases in the coding strand of a DNA is TAGC, then the sequence of bases in the mRNA will be AUCG
What is DNA?A DNA is simply defined as a self-replicating substance found in practically all living creatures as the primary component of chromosomes.
In conclusion, DNA and RNA differ as there functions all differ
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CQ
If the sequence of bases in the coding strand of a DNA is TAGC, then the sequence of bases in the mRNA will be what?
If the sequence of bases in the DNA is TTAGCCAT, then the sequence of bases in the RNA will be AAUCGGUA.
What do you mean by DNA sequencing?DNA sequencing may be defined as the determination of the exact nucleotide bases in the given strand of the DNA.
DNA consists of nucleotide bases such as Adenine, Thymine, Guanine, and Cytosine. On the other hand, RNA has Uracil in place of Thymine.
The complementary base pairs are matched in such a way that Adenine binds to Thymine by double bonds, while the Guanine binds to Cytosine by triple bonds.
Therefore, if the sequence of bases in the DNA is TTAGCCAT, then the sequence of bases in the RNA will be AAUCGGUA.
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6. The mosquito Aedes aegypti is a carrier of the
Zika virus. Aedes is the name of the mosquito's
A. order.
B. family.
C. genus.
D. species.
From the science grade 6 savaas book
Need help homework is due soonnnnn
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Aedes is the name of the mosquito's: D. species.
Aedes is the name of the mosquito's ?A. order is the taxonomic rank for a group of related families, and is not the name of a specific genus or species.
B. family is the taxonomic rank for a group of related genera, and Aedes is a genus of mosquitoes.
C. genus is the taxonomic rank for a group of related species, and Aedes aegypti is a species of mosquito.
D. species is the correct answer to this question, as it refers to the specific type of mosquito that is a carrier of the Zika virus.
Therefore the correct option is D.
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what is the function of cellulose in a plant cell?
a strengthening substance for the cell wall
a nutrient to help plants grow
an enzyme used during photosynthesis
a molecule that enhance the green color of a plant
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Answer:
a strengthening substance for the cell wall
Explanation:
Cellulose is a major component of cell walls that and is what makes plant stems, leaves, and branches so strong.
Also, I took the test.
The function of cellulose in a plant cell is a strengthening substance for the cell wall. (Option A)
How does cellulose play this role?Cellulose plays a crucial role in plant cells as a strengthening substance for the cell wall.
It is a complex carbohydrate made up of long chains of glucose molecules, forming a rigid structure.
Cellulose provides structural support to plant cells, allowing them to maintain their shape and resist mechanical stress. It contributes to the rigidity and strength of the cell wall, enabling plants to grow upright and withstand external pressures.
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The
type your answer....
is the theory that the universe originated in a huge explosion that released all matter and energy.
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Wanda and marita are drinking bottles of water. each girl sounds a different musical note by blowing across the top of her bottle. what is a good hypothesis that could lead to new experimentation? it is more fun to play musical notes with carbonated water than with normal spring water. if the lid on a bottle is tightly closed, then blowing across the top of the bottle will not make a musical note. blowing across the top of a bottle can make a musical note. if there is less water in the bottle, then the note played is lower because there is more air to move around.
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If there is less water in the bottle, then the note played is lower because there is more air to move around.
Using two different media (air and water) in glass bottles show how the speed of vibrations affects pitch.
Pitch is the way that your ear and brain order sounds based on their frequency (vibrations per second).
Rapid vibrations (high frequency) that reach your ear are categorized as a "higher" pitch, while slower vibrations (low frequency) are categorized as a "lower" pitch.
When you tap a glass of water with a pencil or spoon the water molecules vibrate and create sound waves through the water. More water means slower vibrations and a deeper tone.
The bottle with the most water will have the lowest pitch while the bottle with the least water will have the highest.
When Wanda and Marita blow across the top of the bottle, they set the air molecules vibrating and produce sound waves. In this case, more water results in a higher pitch, as opposed to tinkling the bottle. When the bottle has a small amount of water in it, the air molecules have lots of room and vibrate slower. Adding more water gives them less space to vibrate in, making them vibrate faster and producing a higher pitch.
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Answer:
answer is D
Explanation:
What differences do insects and arachnids have?
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Answer:
The main difference between the two is that arachnids have eight legs (four pairs of legs) while insects have six (three pairs of legs).Another clear difference is that arachnids don't have antennae or wings all insects, though, have antennae, and also have wings
Explanation:
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Set of 25 green plants and 25 mushrooms were put in a cool, dark room for two weeks. Each set was watered daily with 50 mL of a 0.1% fertilizer solution. Which statement best explains why the green plants died and the mushrooms survived?
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Answer:
This question lacks options, however, it can be answered based on general understanding.
The green plant died because of absence of LIGHT
Explanation:
Plants (green) are autotrophic organisms i.e. organisms that are capable of synthesizing their own food via a process called PHOTOSYNTHESIS. However, on the other hand, mushrooms (kingdom FUNGI) are heterotrophic organisms i.e. rely on other organisms for energy source and cannot make their own food.
Green plants strictly require light energy from the sun in order to perform the process of photosynthesis. According to this question, a set of 25 green plants and 25 mushrooms were put in a cool, dark room for two weeks and watered daily with 50 mL of a 0.1% fertilizer solution. The green plants, despite the nutrients and regular watering dies because they were not exposed to LIGHT in order to make their food via photosynthesis. However, since light is not a requirement for mushrooms to obtain food, they will surely survive.
Describe how amino acids are categorized by their chemical properties. Explain how a change in the amino acid sequence of the FXR1 protein could decrease the ability of the protein to bind to RNA .
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Answer:
The nature of amino acids can vary they can be acidic, alkaline, or neutral based on the functional group attached to their side-chain. The functional group of the amino acids determines the property of the hydro loving or phobic nature of particular amino acids. Interaction of different biomolecules depends on their affinities with one another such as hydrogen bonds, ionic bonds, van der Waals interaction based on structural and fundamental unit or monomer of the biomolecule.
Based on the given explanation, we can say that if there is a modification in the sequence of the building block amino acid of the FXR1 protein, might lead to a decrease in affinity to bind to the RNA by changing in the binding domain of this protein. There might be a complete structural change such that it can no longer interact with RNA.
Amino acids are grouped on the basis of their side chains.
Amino acids are categorized on the basis of their side chain attachment. All the amino acids has a specific side chain which is known as an R group. This R group is also attached to the α carbon. The R groups consist of shapes, sizes, charges, and reactivities. This allows all amino acids to be grouped or categorized on the basis of their chemical properties of their side chains.
If there is a change occur in the sequence of the building block amino acid of the FXR1 protein, it might lead to a decrease of binding to the RNA. There might be a complete change in the structure which leads no more attachment with RNA so we can conclude that amino acids are grouped on the basis of their side chains.
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How might being strong actually restrict a joints range of motion?
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A person's excessive strength might actually limit the range of motion in a joint.
What is joint?When a person has too much or too much muscle, it gets excessively huge, enormous, or bulky and, as a result, it starts to restrict the motion of the person's joint.
This suggests that having too much muscle power might actually lower or lessen a joint's range of motion and decrease a person's flexibility.
Different types of joints frequently have varying potential ranges of motion. The type of joint that exists determines this potential range of mobility, not the features of the person who has this joint.
Therefore, A person's excessive strength might actually limit the range of motion in a joint.
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Identify the form carbón takes in the biosphere, hydrosphere geosphere and atmosphere
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Hydrosphere: stored in organic compounds trapped in living organisms and in the soil
Geosphere: stored in rocks, fossil fuels, and magma
Atmosphere: stored in rocks and sediments. Also the deep ocean
What element do all ancient seafaring societies have in common?
a. they used the stars for navigation.
b. they were all located near the pacific ocean.
c. they conquered every new location they found.
d. they developed their own version of the compass.
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Answer:
d
Explanation:
im pretty sure it is d bc i juss took a quiz
The element do all ancient seafaring societies have in common is a. they used the stars for navigation.
Waht are the Celestial navigation?In additionally referred to as navigation, is the historic and persevering with the current exercise of role solving the use of stars and different celestial our bodies that allows a navigator to appropriately decide their real cutting-edge bodily role in space (or at the floor of the earth) while not having to rely.
Ancient sailors used the celebs to assist manual them whilst they had been at sea. Just like Phoenicians regarded to the solar's motion throughout the heaven to inform them their path. Stars due to the fact that historic instances are described as forever, hope, destiny, heaven and freedom.When the sunset at night, sailors used the celebs to navigate. Stars circulate throughout the sky from east to west, and a few stars, known as upward thrust and set stars, start and give up their nightly route underneath the horizon.Read more about the navigation:
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Sickle cell anemia is a monogenic disorder in which the body produces abnormally shaped red blood cells. Sickle cell anemia is inherited in an autosomal recessive pattern. A person who is a carrier for this disease typically do not show signs and symptoms of the condition. Two cousins in Bangladesh got married and had kids without being aware that sickle cell disease runs in their family. Laboratory testing later showed that both partners were carriers for the sickle cell mutation. If this couple decides to have children, What is the chance (probability) that their children will also be carriers of the sickle cell disease?
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Answer:
there's a ½ or 50% chance of their children will also be carriers of the sickle cell disease.
Explanation:
let IA = normal and IS =sickle cell
since both parents are carriers so it would be IAIS x IAIS
IAIS x IAIS
1 IAIA, 2 IAIS, 1 ISIS
A red flower and a flower with red and white spots are crossed. What is the percentage of them having an all red flower
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Answer:
75%
Explanation:
Since the red seems to be to dominant trait, and the white recessive, I would assume that 75% would be the answer due to using a punnet square.
What type of distribution does this giraffe population display?
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Answer:
Giraffe populations in East Africa have declined in the past thirty years yet there has been limited research on this species. This study had four objectives: i) to provide a baseline population assessment for the two largest populations of Rothschild’s giraffes in Kenya, ii) to assess whether there are differences in population structure between the two enclosed populations, iii) to assess the potential and possible implications of different management practices on enclosed giraffe populations to inform future decision-making, and iv) to add to the availability of information available about giraffes in the wild. I used individual identification to assess the size and structure of the two populations.
Hope this helps :D
Answer: Clumped
Explanation:
Can someone help me create an island with how it was made and 5 landmarks that has a geological back story to them.
Also if u need an example this is one my teacher did; Pele used to fight with other gods, she erupted the volcano. The other gods of water, wind, and snow overpowered her and covered the volcano in snow. Till this day there are basalt rocks that can be found on top of Mauna Kea.
Answers
Answer:
I used to live in an island, it was made out of limestone and volcanic rock
Explanation:
began to form with undersea volcanic eruptions in the Eocene
-Marianas Trench
-cliffs, cave, peninsula, grotto
a lineage of fossil mammals shows unusual stability over time for size. modeling and statistical analysis rule out genetic drift as an explanation for the pattern. what is the most likely cause for this pattern?
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The most likely cause for this pattern is stabilizing selection. When the population stabilizes on a given characteristic value and genetic variation declines, stabilizing selection takes place.
Stabilizing selection is a kind of natural selection in which the population mean stabilizes on a specific non-extreme trait value. Because most qualities don't seem to change significantly over time, this is regarded to be natural selection's most frequent mode of operation.
High and low birth weights are associated with decreased survival in both males and females, making birth weight a classic example of a feature that is subject to strong stabilizing selection.
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Quantitative data is gathered through
Answers
Answer: polls questioners surveys
Explanation:
How does ultraviolet radiation harm living things?
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Answer:
Ultraviolet (UV) photons harm the DNA molecules of living organisms in different ways. In one common damage event, adjacent bases bond with each other, instead of across the “ladder.” This makes a bulge, and the distorted DNA molecule does not function properly.
Explanation:
The left side of the heart pumps oxygen-rich blood throughout the body in a process called ______ circulation.
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Systemic circulation is a process through which oxygenated blood is pumped throughout the body of a living organism by the left-side of a mammalian heart.
Cardiac cycle can be defined as a complete heartbeat of the mammalian heart, which typically comprises sequential alternating contraction and relaxation of both the atria and ventricles, therefore causing oxygen-rich blood to flow unidirectionally (in one direction) throughout the human body.
Systemic circulation is a process that is responsible for the transportation of oxygen-rich blood from the left-side of the mammalian heart throughout the body of a living organism.
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