Answer:
Terrestrial planets are Earth-like planets made up of rocks or metals with a hard surface. Terrestrial planets also have a molten heavy-metal core, few moons and topological features such as valleys, volcanoes and craters.
Explanation:
Is that what your talking about?
By means of suitable diagrams, illustrate the interrelations of head, foot, visceral
mass and mantle cavity in the four classes of mollusks you have examined.
We can see here that an illustration on the interrelations of head, foot, visceral mass and mantle cavity in four classes of mollusks, we have:
Gastropoda (snails and slugs): The head of gastropods contains the mouth and sensory organs, while the foot is used for locomotion. The visceral mass contains the internal organs, including the digestive, reproductive, and excretory systems. The mantle cavity is located on the dorsal side of the body and contains the gills and other respiratory structures.What are other classes of mollusks?2. Bivalvia (clams, oysters, and mussels): Bivalves have a two-part shell that is held together. The head is reduced and does not have distinct sensory organs or a well-developed brain. The foot is modified for burrowing into sediment. The visceral mass contains the internal organs, and the mantle cavity is located between the two shells and contains the gills and other respiratory structures.
3. Cephalopoda (squid, octopus, and cuttlefish): Cephalopods have a well-developed head with large eyes and a beak-like mouth. The foot is modified into a series of arms or tentacles that are used for grasping prey and locomotion. The visceral mass contains the internal organs, and the mantle cavity is used for jet propulsion and respiration.
4. Polyplacophora (chitons): Polyplacophorans have a broad, flattened foot that is used for clinging to rocky surfaces. The head is reduced and does not have distinct sensory organs. The visceral mass contains the internal organs, and the mantle cavity is located on the dorsal side of the body and contains the gills and other respiratory structures.
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According to Newton's first law, an object in motion
will stay in motion unless:
a. A balanced force acts on it
b. An unbalanced force acts on it
c. It stops
d. It remains at rest
Science 6th grade, pls help
Unless an unbalanced force is acting on an object, Newton's first law states that it will stay at rest or move in a straight line at a constant speed.
What state does Newton's law claim an object in motion will remain in?Newton's first law states that any object will remain at rest or in uniform motion in a straight line unless compelled to change its state by the application of an external force. Inertia is the propensity to resist changes when things are moving.
Does an object that is moving continue to do so?According to Newton's First Law of Physics, moving objects continue to move in the same direction unless they are affected by an imbalanced force. Things moving include among others, the US dollar, rates, inflation, and oil.
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Amoeba Sisters Video Select Recap: Mitosis vs. Meiosis Comparison
Could i get help with this?
Answer:
Both mitosis and meiosis occurs in Amoeba.
Explanation:
Both mitosis and meiosis occurs in Amoeba. Those kinds of Amoeba that reproduces through asexual reproduction uses mitosis in which a single parent Amoeba cell is divided into two identical daughter Amoeba cells while on the other hand, Myxamoeba reproduce through sexual reproduction in which meiosis cell division is used. In this type of reproduction, the daughter Amoeba is different from their parents Amoeba.
carbohydrates are used for what
Carbohydrates are used for short term energy. It also stores energy.
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Function of carbohydrates
Carbohydrates provide fuel for the central nervous system and energy for working muscles. They also prevent protein from being used as an energy source and enable fat metabolism, according to Iowa State University. Also, "carbohydrates are important for brain function," Smathers said.
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Occur?
2. What is the purpose of translation? Where does it happen in the cell?
Answer:
The entire process is called gene expression. In translation, messenger RNA (mRNA) is decoded in a ribosome, outside the nucleus, to produce a specific amino acid chain, or polypeptide. The polypeptide later folds into an active protein and performs its functions in the cell.
Explanation:
Hope it helps!
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3-5 sentences summarizing Hans Adolf Krebs accomplishments.
Answer:
Hans Adolf Krebs is a german born biochemist. Along with Fritz Lipmann he had received the 1953 Nobel Prize for physiology or medicine in discovery in living organisms of chemical reactions known as tricarboxlyic acid cycle. In 1932 along with biochemist Kurt Hellenist Krebs discovered what is now known as the urea cycle ( ammonia is converted to urea in mammalian tissue. The discovery of the tricarbolyic acid cyclecycw was a vital importance to a basic understanding of microbiology.
suppose we are planning on taking an srs from a population. if we double the sample size, then will be multiplied by: a. b. c. 2 d. e. 4
If we are planning on taking an SRS (simple random sampling) from a population. If we double the sample size, then probability is it will be multiplied by 1/\(\sqrt{2}\), thus the correct option is b.
When a sample is chosen from a population based on the randomization principle, often known as chance or random selection, this practise is known as probability sampling. In general, probability sampling is more difficult, time-consuming, and expensive than non-probability sampling. However, since units from the population are chosen at random and the selection probability for each unit can be determined, accurate estimates can be generated and statistical conclusions about the population may be drawn. Each sampling unit in a population has an equal probability of being included in the sample when using simple random sampling (SRS). As a result, each potential sample has an equal probability of being chosen. You must make a list of every unit in the survey population if you want to choose a simple random sample.
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The complete question is:
Suppose we are planning on taking an SRS from a population. if we double the sample size, then will be multiplied by:
a. \(\sqrt{2}\)
B. 1/\(\sqrt{2}\)
c. 2
d. 1/2
e. 4
(100 points) in a few words, what is happening in this model?
Answer:
Explanation:
It's the neculre thingy commected and contorling the other cells
THINK IT THROUGH You may recall that soil is classified by several properties such as color, texture, structure, and pH. Many of the processes that produce soil are related to the activities of living things. Do you think that the types of rocks and minerals found in a particular area could also influence the characteristics of the soil? Explain.
Answer:
Yes, the types of rocks and minerals found in a particular area can influence the characteristics of the soil. This is because soil formation is a complex process that involves the weathering and breakdown of rocks and minerals over time.
For example, if an area has a high concentration of granite rocks, which are composed of minerals such as quartz, feldspar, and mica, the resulting soil may be sandy or gritty in texture and have a higher pH due to the presence of minerals that do not easily break down. On the other hand, if an area has a high concentration of limestone rocks, which are composed of calcium carbonate, the resulting soil may be alkaline and have a higher fertility due to the presence of easily broken down minerals.
In addition, the type of rocks and minerals in an area can also influence the structure of the soil. For instance, if an area has a high concentration of clay minerals, which are formed from the weathering of silicate rocks such as feldspar and mica, the resulting soil may have a higher water-holding capacity and be more susceptible to compaction.
Therefore, the type of rocks and minerals in an area can have a significant impact on the characteristics of the soil, including its texture, structure, and pH, as well as its fertility and water-holding capacity.
Explanation:
Your friend is an avid swimmer and wants to burn the most calories in her 20 minute daily swim. She has a choice of swimming in a pool with a water temperature of 80°F (26.7°C) or one with a water temperature of 72°F (22.2°C).
Which pool should your friend choose to achieve her goal? Explain why.
Answer:72
Explanation:
The water is colder so you would burn more calories.
Far more calories are burned during cold water swimming than swimming in warmer water. The main idea behind this is a fact that cold water decreases the body temperature so much that the body must act to maintain temperature homeostasis.
What is Swimming?Swimming is a preferred sports activity for burning of calories faster. It is because the resistance of water is so much higher and consistent than that of air, it becomes easier to burn calories by swimming than running. Swimming is a full body workout, that results in more calories burned.
When the temperature of water drops, the metabolism increases up to keep the body warm and people starts shiver, etc. Swimming in cold water will make the body work twice as hard to keep warm and burn more calories in the process. This is one reason why people lose more weight when swimming regularly in cold water than warmer water.
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an amoeba and an unlaid egg chicken is it an organism
Answer:
an amoeba and an unpaid egg chicken is a single cell.
Explanation:
an amoeba and an unlaid egg of a chicken is not an organism.
because, the zygote inside it is made up of more than one cell ,so the zygote results in chicken and Chicken is a multicellular organism
Which of the following does not yield wool ? (a) yak (b) camel (c) goat (d) woolly dog
Explanation:Why is option A (yak) not correct?
The Himalayan region is home to the yak, a type of cattle. They have a reputation for having long, shaggy hair, which is used to create many different textiles, including wool. Yak wool is popular because it is soft, warm, and long-lasting and is frequently used to manufacture clothes and blankets.
Why is option B (camel) not correct?Camels are widely known for their capacity to survive in difficult desert situations, and their wool is a valuable resource in many parts of the world. Clothing, rugs, and other textiles are frequently made from camel wool because it is cosy and soft.
Why is option C (goat) not correct?Goats are another typical source of wool, especially in warmer locations where other types of wool are less common. Depending on the breed of goat and the quality of the wool, the term "mohair" or "cashmere" is frequently used to describe the wool from goats. Cashmere is appreciated for its warmth and luxurious feel, while mohair is renowned for its softness, sheen, and insulating qualities.
Why is Option D (woolly dog) correct?Despite the fact that there are numerous dog breeds with long, shaggy hair, none of them actually produce true wool. Dog hair is not often used to produce textiles since it is formed of a different kind of fibre than wool. Although some dog hair can be spun into yarn and used for crafts, it is not regarded as a true wool and is not widely utilised for the manufacturing of textiles.
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What are 2 similarities chromosomes you get from parents
The two similarities between chromosomes that you get from your parents are Genetic Material and Number of Chromosomes.
What more should you know about genetic materials and number of chromosomes you get from parents?In terms of Number of chromosomes: Every Humans have 23 pairs of chromosomes, for a total of 46 chromosomes. Each parent contributes 23 chromosomes to their child, for a total of 46.
in tems of Genetic material: The chromosomes that you get from your parents contain the same genetic material. This is why you look like your parents and why you have inherited some of their traits.
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How is genetic variation passed down in asexual reproduction
On your own paper determine the amino acid coded for by the mutation in the DNA. Which amino acid is produced?
A: STOP B: tryptophan C: tyrosine D: methionine
It should be noted that to determine the amino acid coded for by a mutation in the DNA, you need to know the genetic code
How to determine the amino acidThe genetic code is a set of rules that determines how nucleotide triplets (codons) in DNA and RNA encode amino acids.
Once you have identified the mutation in the DNA, you can use the genetic code to determine which amino acid is encoded by the mutated codon.
It's important to ifentify the codon affected by the mutation. For example, if the original DNA sequence was ATGCGATTAC and the mutation changed the third nucleotide from G to A, the new sequence would be ATACGATTAC, and the codon affected would be CGA.
Then, look up the genetic code to find the amino acid encoded by the mutated codon. In this case, the codon CGA is decoded as arginine based on this example.
Note that an overview was given based on the information.
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help me with this I'm literally so confused
Plants are amazing organisms! In a process called photosynthesis, they take sunlight (energy from the sun), carbon dioxide gas from the air, and water from the ground and make glucose (food energy)! They also make oxygen gas during this process. Plants can either immediately use the glucose they make to power their cells or store it for growth or later use.
How does the amount of day light affect the number of eggs laid by a chicken?
Hypothesis:
Independent variable:
Dependent variable:
Control variable:
Answer:
Hypothesis: Day light produces more eggs laid by chickens
independent: Light
control: amount of day light
dependent: Amount of eggs
When is S-phase complete?
Answer:
S phase. In S phase, the cell synthesizes a complete copy of the DNA in its nucleus. It also duplicates a microtubule-organizing structure called the centrosome. The centrosomes help separate DNA during M phase.
Answer:
we say that S phase is complete when each chromosome has been duplicated
Explanation:
What was the hypothesis in the experiment for chemicals in fertilizers? Explain
Answer:
The hypothesis would be always written in if/then form so in your question it will be something like this:
Explanation:
If the chemical fertilizer is spray in the soil, then the plant will have the most effect the growth in the plant.
Hope this helps
Answer:
Okay look the answer is
Explanation:
If the chemical fertilizer is pour in the soil, then the plant will have the most effetc of growth.
List three ways to keep the environment clean
Which is an example of an organ systemA.the compartments that make up the liver and control its function.B.the brain, spinal cord, and nerves working together for one purpose.C.the lining of the intestine.D.lungs taking in oxygen.
An organ system is a group of organs that work together to do a certain function in the organisms body. This can be seen in the alternative B, that represents the nervous system (the brain, spiral cord, and nerves working together for one purpose).
Identify one misconception about the theory of evolution.
Using natural selection, evolution is the process by which a species' characteristics change over several generations. The three constraints of Darwin's hypothesis concern the beginning of DNA, the unchangeable intricacy of the cell, and the lack of momentary species.
When a species splits into multiple new forms as a result of a shift in the environment that opens up new resources or introduces new environmental obstacles. Darwin's finches on the Galapagos Islands have created different molded snouts to exploit the various types of food accessible on various islands.
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Which of the following mechanisms best explains how chronic inflammation can cause systemic (whole body) effects?
A. Chronic inflammation causes release of cytokines which can alter brain signaling
B. Chronic inflammation does not cause systemic effects
C. Chronic inflammation causes cell death which has systemic effects
D. Chronic inflammation causes vasoconstriction which decreases blood flow and results in decreased production of cellular energy (ATP)
A. Chronic inflammation causes release of cytokines which can alter brain signaling
The release of cytokines by chronic inflammation can change brain signaling. The answer is Option (a).
Chronic inflammation develops when acute inflammatory mechanisms fail to heal tissue damage, and it can cause a variety of illnesses include cancer, atherosclerosis, type 2 diabetes, rheumatoid arthritis, and cardiovascular conditions. The following are the most typical causes of chronic inflammation: illnesses where your body assaults good tissue.
Immune responses that manifest in the brain in a variety of ways can be brought on by systemic inflammation. People may develop cognitive symptoms like confusion or memory loss. Other typical signs, or "illness behavior," could be: Depression. Chronic inflammation eventually causes your body's inflammatory response to start harming healthy cells, tissues, and organs. This can eventually result in internal scarring, tissue loss, and DNA damage.
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What is the solution or cure for Lymphatic Filariasis disease?
The main goal of treatment of an infected person is to kill the adult worm. Diethylcarbamazine, which is both microfilaricidal and active against the adult worm
What happens to a species when the environment undergoes a radical change (e.g. due to climate, food source) and the organisms do not adapt? Explain your answer in not less than 3 sentences. May cite a hypothetical; situation to explain the answer.
Answer:
If an environment rapidly changes and an organism cannot adapt it will mostly die out. For example, some birds have long, thin beaks that let them reach insects inside trees. If these insects were to disappear for some reason and seeds became the main food source then the birds with long, thin beaks would not be able to eat. Other birds with different adaptations, like short, strong beaks, would be properly adapted to this new environment. So, this second species would replace the first species.
What powers the carbon cycle?
Answer:
\( \: \)
Carbon moves from fossil fuels to the atmosphere when fuels are burned. When humans burn fossil fuels to power factories, power plants, cars and trucks, most of the carbon quickly enters the atmosphere as carbon dioxide gas.
Answer:
The carbon cycle is the biogeochemical cycle by which carbon is exchanged among the biosphere, pedosphere, geosphere, hydrosphere, and atmosphere of the Earth. Carbon is the main component of biological compounds as well as a major component of many minerals such as limestone. Along with the nitrogen cycle and the water cycle, the carbon cycle comprises a sequence of events that are key to make Earth capable of sustaining life. It describes the movement of carbon as it is recycled and reused throughout the biosphere, as well as long-term processes of carbon sequestration to and release from carbon sinks. Carbon sinks in the land and the ocean each currently take up about one-quarter of anthropogenic carbon emissions each year.
Explanation:
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Natural selection can lead to evolution in a population when:
O A. one of its individuals is able to obtain more resources than others.
O B. a new allele appears in one of the offspring in a new generation.
O C. all individuals have the same genetic traits as their parents.
O D. it has genetically diverse members that compete for resources.
Answer:
D.) It has genetically diverse members that compete for resources.
Explanation:
Natural selection is the process of species evolving over time. For this to occur, there needs to be differential survival and heredity through reproduction. Differential survival refers to the idea that some individuals in a species have a better chance of surviving based on differences in their phenotypes. These genetic differences allow them to somehow have better control/access to resources that promote survival and reproduction. Individuals without this trait will slowly be outcompeted for resources and eventually die off, leading to evolution by natural selection.
The backbones of DNA and RNA are
A) made of alternating sugars and phosphate groups.
B) very different, made of nucleotides in DNA and amino acids in RNA.
C) identical.
D) made of a chain of base pairs.
The backbones of DNA and RNA are made of alternating sugars and phosphate groups. So the correct option is A.
How are nucleic acids formed?Nucleic acids are macromolecules that will be formed by a column of phosphates and sugars, this will give support to the molecules. This type of union is quite stable since they are difficult to break and not any enzyme can break it. Nucleotides are made up of nitrogenous bases, a sugar, and a phosphate group. The phosphate will be a high energy bond.
Nucleic acids will carry information that will be hereditary and they will have the information to be able to produce proteins. These macromolecules will be stored mainly in the nucleus of the cell.
Therefore, we can confirm that the correct option is A. made of alternating sugars and phosphate groups.
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inguinal lymph nodes are found in
what organisms are similar to protists
Answer:
Bacteria and archaea are prokaryotes, while all other living organisms — protists, plants, animals and fungi — are eukaryotes. Many diverse organisms including algae, amoebas, ciliates (such as paramecium) fit the general moniker of protist.
The organisms that are similar to protists are Dinoflagellates, Diatoms Red, and green and brown algae or plants.
What are protists?Protist is a kingdom that includes eukaryotic organisms, of which some are microorganisms. Both types of reproduction occur in the protists. Two types of nutrition are also present in these organisms. They are photoautotrophic and chemoautotrophs.
They share many characteristics with animals, plants, and algae, but some of these organisms are classified differently from other kingdoms due to their special characteristics.
Thus, Protist-like creatures include dinoflagellates, diatoms, and green and brown algae or plants.
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