Answer:
Hello~
Llamalover here!
Mosses have some water-conducting cells, but they do not have the empty, lignin-reinforced cells that allow vascular plants to transport water with strong pressure gradients. Thus, mosses have very limited water transport ability and can't grow very tall.
So, your answer is They need to send out spores via water. I believe
Explanation:
Hope this helps!
in the table below list the advantages and disadvantages of using each stem cell to ad a treatment for lupus
Which of these statements is correct about material 1 and 2?
The half-lives of Material 1 and Material 2 are same.
The half-life of Material 2 is one-fourth of the half-life of Material 1.
The half-life of Material 2 is 5 years more than the half-life of Material 1.
The half-life of Material 1 is 5 years more than the half-life of Material 2.
Answer:
D. The half-life of Material 1 is 5 years more than the half-life of Material 2.
Explanation:
As you can see in the graphs for material 1 to get to 50% it takes 30 years. for material 2 it takes 25 years to get to 50%. Therefor the halflife of material 1 is 5 years more than material 2
Which of the following describes a structure that both prokaryotic and eukaryotic cells have in common? (2 points)
This membrane-bound organelle encloses the cell's DNA and is where DNA replication occurs.
This organelle is composed of a stack of membrane sacs where proteins are modified and stored.
This organelle extracts energy stored in glucose molecules to power cell functions.
This organelle is composed of protein and RNA and is used to make proteins for the cell.
Answer:
The correct answer would be A)This organelle is composed of protein and RNA and is used to make proteins for the cell. A ribosome is a vesicular structure present in both prokaryotic and eukaryotic cells. ... They are the site of translation in both prokaryotic and eukaryotic cells.
Explanation:
how many times does a child have to be vaccinated against tetanus?
Answer:
There are 5 doses to the tetanus shot for a child. That is what is reccommended.
Explanation:
What are the differences between the transport of materials in xylem and phloem ? I need long answer, pls help me guys.
Xylem tissue helps in the transport of water and minerals. Phloem tissue helps in the transport of food. Transport in xylem requires physical forces such as transpiration pull. Transport of food in phloem requires energy in the form of ATP.
Which factors in this image are biotic? Select three options.
bears
water
plants
rocks
sunlight
birds
Answer:
Bears, Birds, Plants
Explanation:
Biotic: Living things
Answer:
Explanation:
1 3 6
3. What can the reader reasonably conclude based on the information in this passage?
A. Animals in the rain forest are strictly independent of each other.
B. Animals in the rain forest have found ways to thwart their competition and survive
C. All animals in the rain forest have the same adaptations.
D. Animals in the rain forest all need the same amount of sunlight.
i think answer is D animal in the rain forest
All animals in the rainforest have the same adaptations. Therefore, option C is correct.
What is adaptation?A physical or behavioral characteristic of an animal that enhances its ability to survive in its environment is known as an adaptation.
To put it another way, an adaptation is something a person does or has on them that makes it easier for them to locate food, water, mates, and shelter. The structural adaptations made by some plants to survive in hot, dry deserts are one illustration of this.
Animals can defend themselves against predators and extreme weather by adapting. Numerous birds may conceal themselves under long grass, while weeds, insects, and other creatures can alter their colour to blend in. Predators find it challenging to locate them in search of food as a result. Hence, option C is correct.
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What other factors, besides distraction, might also decrease reaction times???? Good explanation…
Answer:
Lack of sleep.
Explanation:
Lack of sleep/tiredness is really bad for your reaction time.
helppppppppppppppppp meet plezzz
Answer:
50 percent is the anwer.
A plastic bottle contains 32.5 L of gas at a pressure of 45.7 kPa and
is compressed to a volume of 4.1 L. What would be the new
pressure?
Answer:
Final pressure, P2 = 362.26 kPa
Explanation:
Given the following data;
Initial volume = 32.5 Liters
Initial pressure = 45.7 kPa
Final volume = 4.1 Liters
To find the final pressure, we would use Boyle's law;
Boyles states that when the temperature of an ideal gas is kept constant, the pressure of the gas is inversely proportional to the volume occupied by the gas.
Mathematically, Boyles law is given by;
[tex] PV = K[/tex]
[tex] P_{1}V_{1} = P_{2}V_{2} [/tex]
Substituting into the equation, we have;
[tex] 45.7 * 32.5 = P_{2} * 4.1 [/tex]
[tex] 1485.25 = 4.1P_{2} [/tex]
[tex] P_{2} = \frac {1485.25}{4.1}[/tex]
[tex] P_{2} = 362.26 [/tex]
Final pressure, P2 = 362.26 kPa
Oxygen-rich blood is carried through pulmonary arteries from the lungs to the heart?
It is false that oxygen-rich blood is carried through pulmonary arteries from the lungs to the heart.
What is pulmonary artery?The two principal arteries leaving the right ventricle of the heart are known as the pulmonary arteries. Low-oxygen blood is seen in this lower chamber of the heart. This blood travels to the lungs through the pulmonary arteries.
The middle mediastinum contains the main pulmonary artery, as well as the pulmonary arteries that follow on the right and left. They emerge from the four chambered heart's right ventricle and carry blood to the lungs.
Right side of heart sends deoxygenated blood to pulmonary artery. Nature has made it such that this blood reaches the lungs where carbon dioxide can be released and then oxygen can be loaded.
It is true that all arteries convey oxygenated blood, with the exception of the pulmonary artery.
Thus, the given statement is false.
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How can I get my own karyotype?
If you guys don't know what karyotype is, it's a photo of person's full set of chromosomes. So basically my crush keeps making fun of me and said "You're so d*mb, you probably lost a chromosome" but I didn't lose any. So I want to sign up to get my own karyotype to prove I have a full set of chromosomes. Do you guys know which site I can sign up and pay to get my karyotype done? Thx
Answer: really any doctor
Explanation: karyotype tests are done typically during pregnancies, i’m sure a medical facility could do it.
What do you understand by membrane potential?
Answer: It is the difference in the electrical potential across a membrane
Explanation:
Help me out pls and thanks omgggg
Answer:
answer is A good luck on you're quiz
Which is not part of the basis of modern biological science?
anatomy
genetics
cell theory
evolution
Answer:
evolution is not part of modern biological science
What acts as the final destination for chromosomes during mitosis?
Answer:
Telophase
Explanation:
if you're asking what the final stage of mitosis is called
Answer:
Telophase
Telophase is the fifth and final phase of mitosis, the process that separates the duplicated genetic material carried in the nucleus of a parent cell into two identical daughter cells. Telophase begins once the replicated, paired chromosomes have been separated and pulled to opposite sides, or poles, of the cell.
What is weathering - For science
Answer:
Weathering is the breaking down of rock
Explanation:
Pls mark it as brainlest
Answer:
breaking down/ dissolving of rocks & minerals
Explanation:
water, ice, acids, salt, plants, animals and changes in the weather temperature
Malaria, a type of parasite, infects 500 million people each year by infecting the red blood cells of its host. The virus, HIV, that causes AIDS, reports 50,000 newly infected persons. Which statement best differentiates the pathogens, parasites and viruses?
options: Although both rely on other living organisms to survive, viruses are usually beneficial.
Although both rely on other living organisms to survive, parasites feed on the host organism.
Although both are living organisms, viruses break down dead plants and animals that other organisms use.
Although both are living organisms, parasites depend on the cells of living things to reproduce.
Answer:
The second statement clearly differentiates the pathogens best. Parasites feed on living host while viruses depend on the cells of other organisms to survive and reproduce as they cannot function outside a living host.
Although both rely on other living organisms to survive, parasites feed on the host organism. The correct option is B.
What are parasites?A parasite is an organism that lives on or in the host and obtains its food from or at the expense of the host.
Protozoa, helminths, and ectoparasites are the three main types of parasites that can cause disease in humans.
They frequently go unnoticed because they have few symptoms. However, these infections frequently result in serious illnesses such as seizures, blindness, heart failure, and even death.
A parasitic relationship takes place when one lifeform, the parasite, feeds on another organism, the host, causing harm and possibly death.
The parasite lives on or in the host's body. Tapeworms, fleas, as well as barnacles are examples of parasites.
Thus, the correct option is B.
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Avanti works in a bookstore. She has four books and is going to place them in two stacks. The diagram above shows the books before they touch. Use the information in the diagram to answer the question. How did the temperatures of the four books compare before they touched? How will the temperatures of the two top books compare after the books have been touching for a while, and why? HELP
Answer:
Well they didn't transfer any energy when they weren’t touching and it didn't produce any energy if it didn’t move. Since they are on top of each other they are causing momentum on each other creating kinetic energy
Explanation:
??? help ??? please anyone
Answer:
B
Explanation:
PLS HELP WILL GIVE BRAINLIEST
1. Identify one population of organisms shown in the food web, other than rabbits or mice, that would likely be affected by the introduction of snowy owls AND explain why their population would be affected.
2. State which level, a, B, or C, contains the least total available energy. Support your answer.
Answer:
The population if snakes will decline because there will be competition between snakes and snow owls. The snow owls will eat the mice, but if there's only a small population of mice. Only a few snakes will eat, other snakes will die of starvation. There will be competition between snow owls, hawks and mountain lions, but they have other sources of food, unlike snakes.
Level C contains the least amount of energy. This is because each level gets less and less energy per meal, beacuse energy is released by each organism.
Identify one major greenhouse gas that contributes to global warming.
Answer:
Indeed, carbon dioxide, a byproduct of fossil fuel combustion, is the principal greenhouse gas contributing to global warming. However, other greenhouse gases including methane, nitrous oxide, and a number of industrial-process gases also are important contributors to climate change.
Explanation:
In pea plants, round peas are dominant over wrinkled peas. In a cross between a
heterozygous round pea plant and a wrinkled pea plant, what is the phenotypic ratio of
their potential offspring? Use a Punnett square to justify your answer
Answer:
2:2
Explanation:
2 offspring will be Rr, which is round
2 offspring will be rr, which is wrinked
Therefore, the ratio will be 2:2
The Five Kingdom classification system was used until the invention of:
A. the microscope.
B. the scientific method.
C. DNA sequencing.
D. genes.
The Five Kingdom classification system was used until the invention of option A. the microscope.
What are the five kingdoms?The living organisms should be divided into five different kingdoms i.e.
FungiProtistaAnimaliamoneraAnd the plantar.These are based on the attributes like the structure of the cell, nutrition mode, reproduction mode, etc,
Based on this, we can say that The Five Kingdom classification system was used until the invention of option A. the microscope.
Correction on the title: What are the five kingdoms Please use bullets to enumerate the kingdoms
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Compare and contrast eukaryotic and prokaryotic cells. Give at least three examples for each.
Answer:
Prokaryotic cells are unicellular organisms, which reproduce through binary fission. In some cases few prokaryotic organisms also reproduce by budding. Prokaryotic cells have a cell envelope, which generally consists of a capsule, cell wall, cytoplasm, plasma membrane, cytoplasm region or nucleiod region, ribosome, plasmids, pili and flagella.
AZT is a drug that is commonly used to fight HIV infection. The active component of AZT is a nitrogenous base that mimics thymine. Normal nucleotides CANNOT covalently bond to the thymine mimic. HIV's reverse transcriptase enzyme will use the thymine mimic instead of using thymine, whereas our DNA polymerase will not make this mistake. What is the most likely explanation for how AZT prevents HIV replication
AZT works by selectively inhibiting HIV's reverse transcriptase, the enzyme that the virus uses to make a DNA copy of its RNA. Reverse transcription is necessary for production of HIV's double-stranded DNA, which would be subsequently integrated into the genetic material of the infected cell to produce its proteins. All reverse transcriptase inhibitors are analogues of the naturally occurring deoxynucleotides needed to synthesize the viral DNA and they compete with the natural deoxynucleotides for incorporation into the growing viral DNA chain.
Pls help I’ve been looking for hours
Answer:
Explanation:
The shape of the protein is really important for the function. Disulfide bonds also called disulfide bridges are important for stabilizing the protein. If the structure of the protein is damaged (by heat or other factors), then the protein will not be able to perform its function.
could a panda bear survive in the dessert why or why not?
Answer:
It will not survive
Explanation:
mainly due to the fact that it is adapted to its environment and living in the desert will not be ideal since it has such a large amount of fur and there is no food source for the animal
what is the difference between mitosis and meiosis?
Answer:
Mitosis produces two diploid (2n) somatic cells that are genetically identical to each other and the original parent cell, whereas meiosis produces four haploid (n) gametes that are genetically unique from each other and the original parent (germ) cell.
During Anaerobic respiration, cells make energy without:
Oxygen
Water
Carbón Dioxide
Energy (ATP)
During anaerobic respiration , cells make energy without Oxygen
the energy obtained during anaerobic respiration is 2 ATP