Answer:
5.
Explanation:
Hope this helps. ||-//
The statement which is true about biodiversity on Earth is that there are more categorized than uncategorized species on Earth. Thus, the correct option is A.
What is Biodiversity?Biodiversity may be defined as the sum total of all living organisms found on the earth.
On Earth, there are about 8.7 million species found in which 95% of them are categorized but approximately 5-6% of the remaining are still uncategorized.
Insects have the highest number of species found in nature. It alone has over 7 lakhs of species.
Therefore, the correct option for this question is A.
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Which of the following contains polar bonds? only one answer
sodium fluoride
nitrogen molecules ,
water molecules
magnesium chloride
Answer:
it's water molecules
Explanation:
Polar bonds are intermediate between pure covalent bonds and ionic bonds. They form when the electronegativity difference between the anion and cation is between 0.4 and 1.7. Examples of molecules with polar bonds include water, hydrogen fluoride, sulfur dioxide, and ammonia
♡what is tissue????✨
Tissue is a group of cells that have similar structure and that function together as a unit. A nonliving material, called the intercellular matrix, fills the spaces between the cells. ... There are four main tissue types in the body: epithelial, connective, muscle, and nervous. Each is designed for specific functions.
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In biology, tissue is a Cellular organizational level between cells and a complete organ .
hope it helps you ❤~✨
1
In (mutualism, parasitism,commensalism) both organisms benefit.
Answer:
Mutualism is a symbiotic relationship in which both species benefit. Commensalism is a symbiotic relationship in which one species benefits while the other species is not affected. Parasitism is a symbiotic relationship in which one species (the parasite) benefits while the other species (the host) is harmed.is it safe to use it
is it safe to use what
What are valence electrons?
Answer: : a single electron or one of two or more electrons in the outer shell of an atom that is responsible for the chemical properties of the atom.
Explanation:
True or false?:
A small earthquake, called a foreshock, can occur seconds to weeks before a large
earthquake.
Answer:
false
Explanation:
aftershock, a smaller earthquake that occurs after a previous large earthquake, in the same area of the main shock.
Answer:
The answer is Actually True!
Explanation:
Sometimes, clusters of small earthquakes called foreshock sequences come in the days or weeks before a large earthquake. Less often, seismologists have observed a process called nucleation, where the rate of slip along a fault ramps up gradually before an earthquake. Hope this helps!!!
Which chromosome pair shows gender?
1
15
22
23
Answer:
23
Explanation:
Damselfish will fight over newly available territory. This is a direct interaction between individuals and is an example of
Answer:
This is a direct interaction between individuals and is an example of... Territorial agression!
Explanation:
territorial behaviour, in zoology, the methods by which an animal, or group of animals, protects its territory from incursions by others of its species. Territorial boundaries may be marked by sounds such as bird song, or scents such as pheromones secreted by the skin glands of many mammals.
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what is the name of the process in bacteria that involves dna transfer through a cytoplasmic connection known as a pilus?
where is dna found in eukaryotic cells? why is this important?
Answer:
nucleus and we need dna so we can figure out people in our past
Explanation:
In eukaryotic cells, DNA is present inside the nucleus of the cell. DNA is important because it codes for life processes, and it transfers to the next generations.
What is DNA?Three subunits, nitrogenous bases, hydrogen bonding, and a phosphorus backbone make up the double helix structure of DNA. It is a component of genetic material found in all living things.
Every organism has a unique strand of DNA. Although DNA is composed of the same components as those listed above, the bases are joined in a different order. Every organism's genetic makeup was altered as a result.
DNA is found inside the nucleus of the cell, and in prokaryotes, it is found in a coiled form in the center of the cell.
Therefore, the DNA is found in the cell's nucleus of eukaryotic cells. DNA is significant because it transmits to subsequent generations and codes for biological functions.
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Have you done back on the grammar trail ? If so please tell me the code for this code!!
Answer:
The code for which code?
Explanation:
Please Specify
earthquakes occur at weak palces in the crust knows as
Answer:
Divergent plate Boundaries
what is the first color of the rainbow?
Answer:
red
Explanation:
state one reason why the movement of molecules in method C represents active transport.
Answer:
Because molecules are moving from an area of low concentration to an area of higher concentration and thats require energy
Match the vocabulary word with the proper definition.
Definitions
_____ 1. organism that has cells containing a nucleus and other organelles
_____ 2. an organelle inside eukaryotic cells where the DNA is located
_____ 3. cell without a nucleus
_____ 4. a structure within the cytoplasm of a cell that is enclosed within a membrane and performs a specific job
_____ 5. phospholipid bilayer that surrounds and encloses a cell
_____ 6. first person to use the word “cell”
_____ 7. tiny, non-living particles that may cause disease
_____ 8. the material inside the plasma membrane of a cell
_____ 9. cell that contains a nucleus and other organelles
_____ 10. organelle where proteins are made
_____ 11. discovered human blood cells
_____ 12. a single-celled organism that lacks a nucleus
Terms
a. Anton van Leeuwenhoek
b. cytoplasm
c. eukaryote
d. eukaryotic cell
e. nucleus
f. organelle
g. plasma membrane
h. prokaryote
i. prokaryotic cell
j. ribosome
k. Robert Hooke
l. virus
Answer:
1) Eukaryotic Cell
2)Nucleus
3)Prokaryotic cell
4)organelle
5)Plasma membrane
6)Robert Hooke
7)Virus
8)cytoplasm
9)Eukaryote
10)Ribosom
11)Anton van Leewenhoek
12)Prokaryote
What element is essential for microbes and can restrict the growth of pathogens when bound by antimicrobial proteins
Answer: the answer is iron
In creating recombinant DNA, some restriction enzymes produce ______ ends in both the source DNA and plasmid DNA, and these ends can stick to each other by ______.
Answer: Single-stranded; complementary base pairing
Explanation:
Restriction enzymes are essential components of recombinant DNA technology because they can be extracted from bacterial cells and utilized in the lab to modify DNA fragments, including those that contain genes (genetic engineering).
What recombinant DNA produce by restriction enzymes?An isolated bacterial protein called a restriction enzyme breaks DNA at specific sequence-specific locations to produce DNA fragments with a known sequence at each end.
For several laboratory techniques, such as genetic engineering and recombinant DNA technologies, restriction enzymes are essential.
Therefore, In creating recombinant DNA, some restriction enzymes produce Single-stranded ends in both the source DNA and plasmid DNA, and these ends can stick to each other by complementary base pairing.
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What is the difference between structural and compositional layers of the Earth's
interior?
Answer:
The Earth has different compositional and mechanical layers. Compositional layers are determined by their components, while mechanical layers are determined by their physical properties. The outermost solid layer of a rocky planet or natural satellite. The Earth has an outer core (liquid) and an inner core (solid).
Explanation:
hope this helps and have a great day
In a forest community, a shelf fungus and a slug live on the side of a decaying tree trunk. The fungus digests and absorbs materials from the tree, while the slug eats algae growing on the outside of the trunk. These organisms do not compete with one another because they occupy
A. the same habitat, but different niches
B. the same niche, but different habitats
C. the same niche and the same habitat
D. different habitats and different niches
The shelf fungus and slug in the forest community do not compete with each other as they have the same habitat, but different niches. Thus, option A is correct.
What are habitat and niche?Habitat is defined as the place where the species resides while the niche is the role of the specific organisms or the species in that particular habitat or environment. The niche includes the impact of the species on the habitat.
The shelf fungus and the slug both live on the side of the tree and hence have the same habitat but the fungus takes minerals from the tree and the slug from the algae making them differ in the niche.
Therefore, the fungus and slug have the same habitat but different niches.
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What forms in the areas where oceanic plates diverge and new seafloor is created? (3 points)
Abyssal plains
Continental shelf
Continental slope
Mid-ocean ridge
Answer:
A mid ocean ridge is your answer
Explanation:Divergent boundaries in the middle of the ocean contribute to seafloor spreading. As plates made of oceanic crust pull apart, a crack in the ocean floor appears. Magma then oozes up from the mantle to fill in the space between the plates, forming a raised ridge called a mid-ocean ridge.
the answer is mid ocean ridge
which animal is one of only two mammals that lay eggs?
Explanation:
the echidna is the answer
Answer:
Platypus
Explanation:
What are the two ways that harmful algal blooms can negatively impact an ecosystem? (Site 1).
Answer:
SEE EXPLANATION FOR ANSWER
Explanation:
Eutrophication: An abundance of cyanobacteria (an algal bloom) is caused by an excess amount of nutrients in the water (phosphorus and/or nitrogen) which depletes the water of oxygen which is vital for plant an animal life. Oxygen is crucial for the survival of an organism, so when there is a lack of oxygen, the results can be fatal. That is why when there are reports of algal blooms, there are almost always mentions of an abundance of dead fish, birds, and other water dwelling organisms (these organisms live in the water, drink from it or use it as breeding grounds etc,) Not only that, but algal blooms produce toxins that can make animals and humans fall ill.
Dead zones: As stated previously, harmful algal blooms deprive the water of oxygen.This can lead to the extreme and create dead zones. Dead zones are zones in an aquatic body where the oxygen levels are not sufficient enough to support aquatic life. Hence why there is no life in dead zones because all of the fish either die, or leave.
Both affect the population of native species and the overall wellbeing of the bodies of water.
Answer:
Eutrophication: An abundance of cyanobacteria (an algal bloom) is caused by an excess amount of nutrients in the water (phosphorus and/or nitrogen) which depletes the water of oxygen which is vital for plant an animal life. Oxygen is crucial for the survival of an organism, so when there is a lack of oxygen, the results can be fatal. That is why when there are reports of algal blooms, there are almost always mentions of an abundance of dead fish, birds, and other water dwelling organisms (these organisms live in the water, drink from it or use it as breeding grounds etc,) Not only that, but algal blooms produce toxins that can make animals and humans fall ill.
Dead zones: As stated previously, harmful algal blooms deprive the water of oxygen.This can lead to the extreme and create dead zones. Dead zones are zones in an aquatic body where the oxygen levels are not sufficient enough to support aquatic life. Hence why there is no life in dead zones because all of the fish either die, or leave.
Both affect the population of native species and the overall wellbeing of the bodies of water.
Explanation:
put above answer line for anyone who can only see preview :)
Practice 4: Match each description with the correct term.
A. Ultraviolet radiation
B. Visible radiation
C Infrared region
D. Soler radiation
LL
1. High energy invisible radiation located atter visible radiation most of ur chis song
ozone layer
2. Colorful radiation capable of being detected by human eyes
3. Low energy invisible radiation located before red visible radiation
4. A broad range of radiation, including infrared, Visible, ultraviolet and other room
a can of pop has a mass of 0.30 kg. what is the weight of that can on earth
Answer:
the same but I would need to see the answer
Podrían las plantas realizar la fotosíntesis sin ellas respirar ?
Answer:
No, porque si no pueden respirar morirían, a pesar de que es una planta, son seres vivos y los seres vivos requieren aliento.
Explanation:
Para realizar la fotosíntesis, las plantas necesitan dióxido de carbono / oxígeno.
Which type of urinary tract infection is most serious and can be fatal?
Answer:
b. Kidney infection
Explanation:post protected
What element is found in liver and is needed to prevent anemia?
Answer:
Iron (Fe)
Explanation:
Pathways that transmit sensory impulses are also called ______ pathways because the information travels from sensory receptors superiorly through the spinal cord to the brain.
Answer:
Ascending pathway
Explanation:
Sensory pathways are ascending pathways
in a neuron, sodium and potassium concentrations are maintained by the sodium-potassium exchange pump such that __________.
Answer:
the sodium concentration is higher outside the cell than inside the cell and the potassium concentration is higher inside the cell than outside the cell.
Explanation:
In a neuron, sodium and potassium concentrations are maintained by the sodium-potassium exchange pump such that the sodium concentration is higher outside the cell than inside the cell and the potassium concentration is higher inside the cell than outside the cell.
What is sodium potassium pump?The sodium potassium pump contributes to the maintenance of osmotic equilibrium and membrane potential in cells. Sodium and potassium move in the contrast way of the concentration gradients.
The Na+ K+-ATPase pump establish and maintain a gradient of higher sodium concentrations extracellularly and higher potassium levels intracellularly.
The sodium-potassium pump is critical to the proper functioning of neurons. It aids in the maintenance of ionic concentrations both inside and outside the cell, allowing neurons to fire action potentials, which is the basis for electrical signaling within neurons.
The sodium-potassium exchange pump maintains sodium and potassium concentrations in neurons so that the sodium concentration is higher outside the cell than inside the cell and the potassium concentration is higher inside the cell than outside the cell.
Thus, this way, sodium and potassium concentrations are maintained by the sodium-potassium exchange pump in a neuron.
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40 Points to answer this question in complete sentences
How has the global climate changed in the last century? What has the greatest impact on the climate where you live? Have humans influenced the climate on Earth? If so, how and what should we do?
Answer:
Over the last century, the average temperature on the surface of the Earth has increased by about 1.0 degrees F. The greatest impact is the droughts that my state is constantly in. I believe that we had a great part in global climate change. How I think that we have is all the air pollution and not taking care of out earth the way we should. How I think that we can fix this is if we start powering our home with more solar. We can also reduce the amount of water that we use.
Explanation: