Answer:
The ice caps located at both poles contain 30 percent of Earth’s water.
Explanation:
During cell reproduction, chromatin fibers coil up into structures called
a. chromosomes
b. lysosomes
c. nucleoli
d. ribosomes
During cell reproduction, chromatin fibers coil up into structures called chromosomes. Therefore, the correct option is A.
What are chromosomes?Chromosomes are structures made up of DNA and proteins that are found in the nucleus of the cell. They contain genetic information That are responsible for the inherited characteristics of the organisms such as eye color, hair color, height etc.
Chromosomes play a crucial role in cell division, as they ensure the proper distribution of genetic material to the daughter cells.
During cell division, chromosomes are replicated and then separated into daughter cells, ensuring that each cell receives a complete set of chromosome.
The number and arrangement of a chromosome vary depending on the species, but all human cells except the sperm and egg cell contains 23 pairs of chromosomes. Hence, the correct option is A.
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Compared to the Sun, the star Betelgeuse is
A. Less luminous and warmer
B. Less luminous and cooler
C. More luminous and warmer
D. More luminous and cooler
Red supergiant star Betelgeuse is around 764 times as massive as the Sun. To put that into perspective, the diameter of Mars' orbit around the Sun is 328 times that of the Sun. Thus, option A is correct.
What is the comparison of Sun and star Betelgeuse?Betelgeuse is 640 light years away from the sun. Given that the star is only 10 million years old, it will die young like earlier supergiants.
The sun, in contrast, is only approximately halfway through its life and is nearly 4.6 billion years old.
Betelgeuse is one of the gleaming stars in the night sky and can be seen clearly on the right shoulder of the constellation Orion.
Betelgeuse is a red supergiant that is 1,400 times bigger than our Sun and thousands of times brighter.
Therefore, Compared to the Sun, the star Betelgeuse is Less luminous and warmer.
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What differentiates passive transport from active transport?
Group of answer choices
Molecules move down a concentration gradient during passive transport.
Passive transport involves molecules moving across the cell membrane.
ATP is needed for passive transport to occur.
Proteins have a role in passive transport.
Answer:
The movement of molecules across a membrane without the input of energy is known as passive transport. When energy (ATP) is needed, the movement is known as active transport. Active transport moves molecules against their concentration gradient, from an area of low concentration to an area of high concentration
Explanation:
Observations can be ______
In class, we discussed the analogy of a cell being like a night club. What is
the role of lysosomes in this analogy?
Answer:
I would say lysosomes would be like the janitors, since lysosomes typically clean up waste within the cell
Explanation:
help me pleaseeeeeeee
Answer:
The S stage (DNA sythesis)
Explanation:
During the S stage the cell synthesisis a new copy of DNA in the nucleus in preparation for cell devision.
List three types of asexual reproductions (other than vegetative) and define each in a short paragraph.
Answer:
Budding, spore formation, binary fission
Explanation:
Do you have more cells now than you did when you were five?
Answer:
No After your cell dies of another one come. Your cells are still the same
Explanation:
When you age, cells do divide and reproduce more cells. However when you age the reproduction process of cells gets slower and they can die off before they can reproduce. There can be many problems with your cells that can make cell count lower such as Atrophy, and Dysplasia. When you age, cells are a contributing factor of making you age. They can change your skin, face, etc.. So the answer would be no, you would not have more than you did when you were five.
Hello this is my first question. Thanks very much if you answer. ^_^
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2. What are the four water sources, referred to as "taps," that Sedlak believes will solve our urban water crisis?
3. Sedlak closes his talk by pointing out the benefits to creating and reinventing how we obtain our water supply. Discuss some of those benefits and explain how they relate to what you learned in the unit.
Answer:
2. Stormwater harvesting, water reuse, water conservation, and seawater desalination
3. Clean water and lower bill. When water is stored at a treatment plant the more water there is the better treatment it gets. This is because when there's less water the chemicals used to treat it may still have a taste left over. Overall, saving water will also lower your bill because that means you can spend less to save more money if you let water collect up.
Answer:
Hey darlin!
1. Storm water harvesting, water reuse, water conservation, and seawater desalination.
2. Clean water and lower bill, When water is stored at a treatment plant the more water there is the better treatment it gets. This is because when there's less water the chemicals used to treat it may still have a taste left over. Overall, saving water will also lower your bill because that means you can spend less to save more money if you let water collect up.
Explanation:
Have an amaaazzing day luv <3
Viruses lack mitochondria, ribosomes, and Golgi apparatus that are present in cells of organisms. Which statement is supported by this information?
Answer:
Viruses are non living organisms
Explanation:
They're non living organisms which means they cannot replicate themselves
Answer:
Viruses must use other viruses to replicate.
Explanation:
They can't replicate or reproduce by themselves.
the image down below.
Answer:
4 nethier organic
Explanation:
what do the arrows represent?
Answer:
Hope it help you
Stayhomestaysafe
Plz mark my answer brainliest✍️✍️
Explanation:
Arrows have come to represent protection and defence from any evil that can come to you. Sustenance – Arrows were used to fight enemies and to hunt food, two important aspects of sustaining life. As a result, an arrow symbolizes maintaining and protecting life.
REAL NAME - SHRESTH DUBEY
The arrows in a food chain represent the flow of energy or the transfer of nutrients between different organisms in an ecosystem.
They indicate the direction of energy transfer, showing which organism is being consumed by another. The arrow always points from the organism being consumed (prey) to the organism consuming it (predator).
The primary producers, such as plants or algae, are at the beginning of the food chain and transfer energy to herbivores (primary consumers), which are then consumed by carnivores (secondary consumers) or other higher-level consumers.
The arrows help depict the interconnectedness and energy flow within an ecosystem, illustrating the feeding relationships between organisms.
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Your question is incomplete, but most probably your full question was.
What do the arrows in a food chain represent?
PLEASE ANSWER!!!
Are these two a plant cell or an animal cell or both?
The first on is : cell membrane, cytoplasm, vacuoles and mitochondria
Answer:
Plants have eukaryotic cells with large central vacuoles, cell walls containing cellulose, and plastids such as chloroplasts and chromoplasts.
Explanation:
Parents with the genotypes AO and AB have a child. What are all the possible blood types of the child?
Answer:A positive, B positive
Explanation:
To increase memory, the author recommends that a
person
А
get fresh air and exercise.
B
spend time indoors at the library.
С
sleep six hours every night.
D
memorize homework assignments.
Answer:
Option B and D Best Support The Statement
Explanation:
To Increase yourself in knowledge one must go to the library and of course memorize their homeworks
The name of the process that takes place when sugars are broken down in the absence
of oxygen is
Answer: fermentation
Explanation:
If oxygen is absent during the second stage of cellular respiration, fermentation will occur
hope this helps :)
.. Which statement describes starches, fats, proteins, and
DNA?
Answer:
They are all examples of the four major organic compounds: carbohydrates, lipids, proteins, and nucleic acids.
Explanation:
Answer:
they are complex molecules made from smaller molecules
Explanation:
What do plant cells use to get energy from the sun
Answer:
Photosynthesis
Explanation:
Plant cells obtain energy through a process called photosynthesis. This process uses solar energy to convert carbon dioxide and water into energy in the form of carbohydrates.
Which grouping has the least complex body plan?
Answer:
The correct answer to this question is "poriferia."
Explanation:
The common example of this group of animal is the sponge. Sponges are the basalmost clade of animals of the phylum Porifera. Given that you were on a research expedition in the Kingdom of Tonga, a coral atolll in the South Pacific, you can be able to find these sponge.By definition, coral atoll is a ring-shaped coral reef including a coral rim that encircles a lagoon partially or completely.
Answer:
The correct answer to this question is "poriferia."
The common example of this group of animal is the sponge. Sponges are the basalmost clade of animals of the phylum Porifera. Given that you were on a research expedition in the Kingdom of Tonga, a coral atolll in the South Pacific, you can be able to find these sponge.By definition, coral atoll is a ring-shaped coral reef including a coral rim that encircles a lagoon partially or completely.
Explanation:the common example of this group of animal is the sponge. Sponges are the basalmost clade of animals of the phylum Porifera. Given that you were on a research expedition in the Kingdom of Tonga, a coral atolll in the South Pacific, you can be able to find these sponge.By definition, coral atoll is a ring-shaped coral reef including a coral rim that encircles a lagoon partially or completely.
The photo shows a single-celled organism.
Which sentence best describes what this organism will look like at the end of
its growth period?
A. The same single cell, but larger
B. Two cells, but half the size
C. A small ball of identical cells
D. Three individual cells in a row
Answer:
B. Two cells, but half the size
Explanation:
Single-celled organisms, which are also referred to as unicellular organisms, usually have a growth mechanism or process known as binary fission.
Binary fission is a an asexual reproduction process that involves the division of a mature parent cell into two identical daughter cells of equal sizes that are almost half of their parents cell.
The sentence that best describes how the single-celled organisms shown in the picture above will look like at the end of the growth period is: "b. Two cells, but half the size"
Answer:
B
Explanation:
Which is an example of a trace fossil?
Answer:
animal burrow
Explanation:
Animal burrow is an example of a trace fossil. So, the correct option is (A).
What is Fossil?A fossil is defined as the preserved remains, imprint, or trace of something that once lived, including bones, shells, exoskeletons, fossilized traces of animals or microbes, amber, hair, petrified wood, and DNA Contains protected items. remain. The totality of fossils is called the fossil record.
Fossils are categorized three main groups -
Impression fossilsTrace fossilsReplacement fossils.Some fraction of ancient organisms are preserved as fossils which are easily preserved organisms with a solid and resistant skeleton. Some examples of trace fossils are rock evidence of nests, burrows, footprints, and scat.
Thus, Animal burrow is an example of a trace fossil. So, the correct option is (A).
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Your question is incomplete, but the most probably the complete question is :
Which is an example of a trace fossil?
animal burrowskin of organismpreserved bonepetrified woodDo y'all know mykell watts
Answer:
no,why? and, i dunno.
Explanation:
Answer:
Mykel Watts is the leader of a small group called the Lupikids.
Explanation:
Orchids are a recently evolved plant that have a novel feature known as aerial roots. What is the most likely function of an orchid's specialized roots? Aerial roots are the site of energy synthesis. Aerial roots allow the orchid to attach itself to trees. Aerial roots produce food for the orchid through photosynthesis. Aerial roots anchor the orchid to the ground.
Answer:
Aerial roots allow the orchid to attach itself to trees
Explanation:
Orchids are a group of plants that are mostly epiphytic in nature i.e. depends on other plants for physical supports. According to this question, orchids have evolved to develop a novel feature called AERIAL ROOTS.
This specialized kind of roots serves different functions in the orchid plants but however, the most likely is for PHYSICAL SUPPORT. The orchids use their developed aerial roots to climb and attach itself to their tree host in order for them to reach sunlight.
Answer:
the answer is B- Aerial roots allow the orchid to attach itself to trees.
Explanation:
This is for your first Psychology course journal entry.
1. What was your favorite concept in the course content so far? Why did you like it? How will you a
Answer:
ans human intercose in the fun when you grow
the five kingdoms of classification of organisms?
Answer:
Hope it helps...
Explanation:
The five-kingdom system of classification for living organisms, including the prokaryotic Monera and the eukaryotic Protista, Fungi, Plantae and Animalia is complicated by the discovery of archaebacteria.
Answer:
The five-kingdom system of classification for living organisms are prokaryotic Monera and the eukaryotic Protista, Fungi, Plantae, and Animalia is complicated by the discovery of archaebacteria.
ASAP PLEASE!
Number 5 is pointing to the fluid like material inside the chloroplast. This structure is called?
Stroma
Grana
Outer Membrane
Thylakoid
What types of carbon-based molecules are most often broken down to make ATP? Explain how ATP production differs depending on the type of carbon-based molecules that is broken down
Answer:
Carbohydrates. Depending on the carbon-based molecule broken down, the amount of ATP produced will be less or more.
Explanation:
I need help Please help me?!
Answer:
Potential Energy is energy matter has when still.
Kinetic Energy is energy in motion.
Both natural processes and human activity are causing some of Earth's permanent bodies of ice to melt. If enough of this ice melts, it will add warm freshwater to the northern Atlantic Ocean, where deep water currents start. What effect is this likely to have
Answer:
EFFECTS - : Melting glaciers and icebergs release fresh water and reduce the salinity of the surrounding sea. The seawater also becomes less dense, changing patterns of ocean currents.
Explanation -
MELTING OF ICE AND ADDING WARM FRESH WATER TO NORTH ATLANTIC OCEAN -: As part of the thermohaline circulation (also called the Global Ocean Conveyor), seawater flows through the Atlantic, the normal pattern by which seawater passes to the oceans of the world. Due to variations in water density caused by differences in temperature and salinity, the water in the Global Ocean Conveyor circulates. Colder water is denser than colder water, while salter water is denser than fresh water or less salty water.
Water heated at the Equator flows north to cold high latitudes at the surface of the ocean, where it becomes colder. When it cools, the deep ocean becomes denser and sinks. To take its place, more warm surface water flows in, cools, sinks, and the pattern continues. But this trend may be modified by melting Arctic sea ice.
The influx of freshwater from the melting ice makes seawater less salty and thus less thick at high latitudes as the Planet begins to warm and Arctic sea ice melts. In reality, data shows that over the past few decades, the North Atlantic has already become fresher.
Answer:
Salinity changes in water
Explanation:
how are elliptical galaxies diffrent from spiral galaxies
Answer:
While spiral galaxies are bright, elliptical galaxiesare dim. Spiral galaxiesare hotbeds of star formation, but elliptical galaxies aren't nearly as prolific because they contain less gas and dust, which means fewer new (and brighter) stars are born.
Explanation:
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