Please help, will give the person who answers all these questions 20 points and will mark brainiest
Answers
Answer:
Yes
Explanation:
Write your question first bro.
Related Questions
Which cell lacks a nucleus
Answers
Answer:
prokaryotic cell
HELP ASAP please.
Determine if each picture is a high or low tide.
Note: only ONE picture can be a high tide and only ONE picture can be a low tide!
Answers
Answer: the first picture is low tide
Explanation: on the first picture the boat in the center isn't in the water and on the second picture the waves are more agressive which happens with a higher tide
Answer:
The first picture with the boat is low tide. You would not park your boat so shallow so it would be low tide. The second picture with the waves is high tide. Big waves tend to bring in the high tide.
Explanation:
I hope this helps and is the answer you are looking for!
Science fair project ideas??
Answers
Answer:
depends on your grade
Explanation:
1.if u are a junior grader then a periscope will be great
2.for middle graders try making a vacuum cleaner with a plastic bottle
3.for high schoolers try something good and unique like a remote control car or u can also make one sonar just (a distance calculator of any object within 30cm of its reach) which i made in my high school science fair(for these projects learn arduino programming language)
or maybe try to think of something out of the box or ask other peoples
A recent encyclopedia entry about dogs cites multiple research papers done by scientists at veterinary schools. According to the article, Labrador retrievers come in two specific breeds: English and American. The English breed is described as stocky and heavy, while the American breed is described as tall and lanky. The article describes current scientific research as showing that males of both breeds usually weigh about 29-41 kg (65-90 lb), and females weigh 25-32 kg (55-70 lb). Coat colors for both breeds come in solid black, yellow, or chocolate. All labs have strong tails and webbed feet, which help them swim. Devon would like to use this information to determine if his new dog is an English or American Labrador retriever.
Which best describes the reliability of the information?
It is not reliable because only scientists can use scientific information for reference.
It is not reliable because it doesn’t talk about how to test and only gives data about the breeds.
It is reliable because the article is based on multiple studies done by scientists at multiple veterinary schools.
It is reliable because it gives information about both types of Labradors in addition to information about other types of dogs.
Answers
The correct answer is C. It is reliable because the article is based on multiple studies done by scientists at multiple veterinary schools.
Explanation:
Information is considered as reliable if it is supported by evidence and the author is an expert in the field. According to this, the information about the Labrador Retriever in the encyclopedia is reliable because it is based on multiple scientific studies and articles that likely used evidence such as tests, observations, among others. Besides this, the studies were done by scientists at veterinary schools, which are considered to be experts and authorities in the field of dog breeds. Thus, this source "is reliable because the article is based on multiple studies done by scientists at multiple veterinary schools."
tes Mailings View Biology 1300 tamation - Fall 2020 - Word Tell me what you want to do Attico Boiceba AaBbc Bbcet AaB Aance Abcded ABBOM A Title Subtle Thai 11. Phytochromes exist in two forms - an active form and an inactive form: The inactive form of phytochrome (Pr) is converted into the active form when it absorbs red light (-680 nm). B) The inactive form of phytochrome (Pr) is converted into the active form when it absorbs red light (-730 nm). C) The active form of phytochrome (Pfr) is broken down into the inactive form when it absorbs far red light (-660 nm). D) The active form of phytochrome (Pr) is broken down into the inactive form when it absorbs far red light (-700 nm) E) The inactive form of phytochrome (Pir) is converted into the active form when it absorbs red light (-660 nm) 12. The leaves of gymnosperms, such as firs or spruces and other conifers, are usually A) long flat blades B) palmate C) pinnate D) in the shape of needles or scales E) Either of the above 13. In monoecious plants. A) male and female parts are bore on the same plants but not the same flower. B) male and female parts are born by the same flower on the same plant. C) male and female parts are bom in different flowers on different plants D) either of the above E) none of the above - identity 14. A flower is said to be complete when it has a ) corolla B) androecium and gynoecium C) calyx and D) sopas E) all of the above 15. In which of the following plants do the male and female flowers occur in the same individual specimen A) pumpkin B) rose C) hibiscus D) tomatoes E) all of the above 16. The edible portion of a coconut is the A) endosperm B) epicarp C) mesocarp D) endocarp E) pericarp 17. The editie portion of a mango is Ayendosperm B) epicarp C) mesocarp D) endocarp E) pericarp 18. You can determine the age of a Pinus species by courting the annual rings of formed by the A) primary xylom/apical mestom B) secondary phloem/vascular cambium C) dermal tissuocork cambium Di secondary xylem/vascular cambium E) secondary phloem/cork combium
Answers
Phytochromes exist in two forms - an active form and an inactive form. The inactive form of phytochrome (Pr) is converted into the active form when it absorbs red light (-680 nm).
The leaves of gymnosperms, such as firs or spruces and other conifers, are usually in the shape of needles or scales.In monoecious plants, male and female parts are born on the same plants but not the same flower.
A flower is said to be complete when it has a corolla, androecium, and gynoecium. In pumpkins, rose, hibiscus, and tomatoes, male and female flowers occur in the same individual specimen. The edible portion of a coconut is the endosperm. You can determine the age of a Pinus species by courting the annual rings of formed by the secondary xylem/vascular cambium.
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Farmer Joe has black chickens and purchases a white rooster. Black and white genes in chickens are codominant. Draw Punnett squares to predict the offspring of the black chickens and white rooster.
Use capital "B" for black and capital "W" for white.
1.) What is the genotype of the black chickens?
________________
2.) What is the genotype of the rooster?
_________________
3-4-5.) Genotypic ratio: BB:__ BW:__ WW__
6-7-8.) Phenotypic ratio: Black :___ Black and White:__ White__
9.) If Farmer Joe wanted HALF of the chicken offspring to be black and HALF of the chicken offspring to be Black AND White, what genotype would the rooster have to be that he purchased? ___________
Answers
Answer:
1) Genotype for black chicken is BB
2) Genotype for the rooster is WW
3-5) The ratio is BB:0 BW:100 WW:0
6-8) the phenotype is 0 black, 0 white, 100% black and white
9) The genotype of the rooster would have to be BW
Explanation:
Since it is codominant, both colors would show if the alleles were BW.
The relative fitness of the A1A1 genotype is 1.0, the relative fitness of the A1A2 genotype is 1.0, and the relative fitness of the A2A2 genotype is 0.9. What should happen to the A1 allele over time?
1 It should decrease in the next generation.
2. It should not change from generation to generation.
3. It should increase in the next generation.
Answers
The A1 allele because individuals carrying the A1 allele (A1A1 and A1A2 genotypes) have equal or higher relative fitness compared to individuals carrying the A2 allele (A2A2 genotype). Over time, this should result in an increase in the frequency of the A1 allele in the population. Option 3.
To determine the change in allele frequency over time, we need to consider the relative fitness values of the genotypes. Relative fitness measures the reproductive success of each genotype compared to the most fit genotype.
In this case, the A1A1 genotype and the A1A2 genotype have the same relative fitness of 1.0, indicating that they have equal reproductive success. On the other hand, the A2A2 genotype has a lower relative fitness of 0.9, indicating that it has reduced reproductive success compared to the other genotypes. Therefore, the correct answer is: 3. It should increase in the next generation.
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True or False: Lines of longitude are parallel and never come together.
Answers
Answer:
false
Explanation:
they come together at the north and south poles and are curved
Answer:
false
Explanation:
longitude runs the earth vertically and meets at the North and South poles
a mutation that readily reverses to restore the original parental type would most likely be due to a(n)
Answers
A mutation that readily reverses to restore the original parental type would most likely be due to a reversion mutation.
A mutation is a heritable variation in the DNA sequence that can be passed on from one generation to the next. Mutation is the source of genetic variation, and it is how species adapt to new environments and evolve.
In genetics, "parental type" refers to the genetic characteristics of the parents that are passed on to their offspring. Parental types may be homozygous or heterozygous for specific traits, and they can be used to determine the inheritance patterns of genes. The reversion mutation is a kind of genetic mutation that alters the DNA sequence but then returns it to its original state.
A reversion mutation is the reversal of a previously existing mutation. Reversion mutations can be caused by different mechanisms, including base substitutions and frame-shift mutations. A reversion mutation can restore the original genetic sequence, and the organism will return to its parental type.
As a result, reversion mutations are frequently used in genetic research to study the mechanisms of mutation and genetic variability.
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respiratory gases cross the respiratory membrane by multiple choice 1 active transport. osmosis. simple diffusion. facilitated diffusion.
Answers
The respiratory gases, oxygen, and carbon dioxide cross the respiratory membrane via a process called simple diffusion. Simple diffusion is the movement of molecules from an area of high concentration to an area of lower concentration.
Simple diffusion is the process by which gases, such as oxygen and carbon dioxide, move across the respiratory membrane from an area of high concentration to an area of low concentration. This process does not require energy or the help of transport proteins, and it occurs due to the random motion of molecules. Active transport, osmosis, and facilitated diffusion are not involved in the movement of respiratory gases across the respiratory membrane. Active transport requires energy to move molecules against their concentration gradient, osmosis is the movement of water across a selectively permeable membrane, and facilitated diffusion involves the use of transport proteins to move molecules across a membrane.
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I am made of many folds, I package molecules to leave the cell. I am the UPS guy who ships things out. What am I?
Answers
Answer:
golgi apparatus
Explanation:
the golgi apparatus packages molecules to leave the call
Human Impact and Succession Quiz retake
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A population of beetles is currently 60 beetles at n=0. The beetle population has an intrinsic growth rate of 150% each generation. The environment can sustain a maximum population of 130 beetles. Find the population of the next three generations, 'y_1' ' 'y_2' and 'y_3' of beetles
Answers
The population of beetles in the next three generations, considering the carrying capacity, is y1 = 130 beetles, y2 = 130 beetles, and y3 = 130 beetles.
The population of beetles can be calculated using the formula: y = y0 * (1 + r)^n, where y is the population at a given generation, y0 is the initial population, r is the intrinsic growth rate (expressed as a decimal), and n is the number of generations.
Given that the initial population (y0) is 60 beetles and the intrinsic growth rate (r) is 150% (or 1.5), we can calculate the population for the next three generations.
For the first generation (y1), we substitute y0 = 60, r = 1.5, and n = 1 into the formula: y1 = 60 * (1 + 1.5)^1 = 60 * 2.5 = 150 beetles.
For the second generation (y2), we substitute y0 = 60, r = 1.5, and n = 2 into the formula: y2 = 60 * (1 + 1.5)^2 = 60 * 6.25 = 375 beetles.
For the third generation (y3), we substitute y0 = 60, r = 1.5, and n = 3 into the formula: y3 = 60 * (1 + 1.5)^3 = 60 * 15.625 = 937.5 beetles.
However, since the environment can only sustain a maximum population of 130 beetles, we need to consider the carrying capacity.
To find the population at each generation while considering the carrying capacity, we compare the calculated population with the carrying capacity and use the smaller value as the population.
For y1, the population is 150 beetles, which exceeds the carrying capacity of 130 beetles. Therefore, y1 = 130 beetles.
For y2, the calculated population is 375 beetles, which is also above the carrying capacity. Thus, y2 = 130 beetles.
For y3, the calculated population is 937.5 beetles, which is still above the carrying capacity. Therefore, y3 = 130 beetles.
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how does the use of financial leverage affect current stockholders’ control position?
Answers
The use of financial leverage can affect current stockholders' control position by potentially diluting their ownership and limiting their decision-making power.
The use of financial leverage affects current stockholders' control position by magnifying both gains and losses. When a company utilizes debt to finance its operations or investments, it can generate higher returns for shareholders if the investments are successful.
In case of financial distress or poor performance, the increased debt burden can erode the value of existing shares and dilute stockholders' control.
when a company takes on debt, it may be subject to covenants or agreements that restrict management decisions, potentially impacting stockholders' ability to exercise control over the company's operations and strategic direction.
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Why do most premature babies have breathing troubles?
Answers
Answer:
There premature so, its logical becuase they arent fully develeoped
Explanation:
how does a double helix make a copy of itself
Answers
Replication occurs in three major steps: the opening of the double helix and separation of the DNA strands, the priming of the template strand, and the assembly of the new DNA segment. During separation, the two strands of the DNA double helix uncoil at a specific location called the origin.
A city in the U.S. Southwest is planning to restore some wetlands in a park running along its downtown river. A question has been raised about mosquitoes. Some think that mosquitoes will promote the bird population and that the natural beauty of the project will outweigh the risks. Others are worried that the mosquitoes might bring of the such diseases as malaria, especially as more people migrate from the south. How should city planners balance these concerns?
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City planners faced with the question of balancing concerns regarding mosquitoes in wetland restoration projects need to consider both the potential benefits and risks involved. On one hand, mosquitoes can serve as a food source for birds and contribute to the biodiversity and ecological balance of the wetland ecosystem.
They play a role in supporting the bird population and enhancing the natural beauty of the park. These aspects can be important factors in promoting environmental sustainability and attracting visitors to the area. On the other hand, there are legitimate concerns about the potential risks associated with mosquitoes, particularly in terms of disease transmission. While malaria is not typically a concern in the United States, other mosquito-borne diseases such as West Nile virus and Zika virus may pose risks to public health. As migration patterns change and more people move from regions where these diseases are prevalent, the potential for transmission could increase.
To strike a balance, city planners should consider implementing measures to mitigate the risks associated with mosquitoes while maximizing the benefits of wetland restoration. This can include implementing mosquito control strategies such as monitoring and targeted insecticide use, creating habitats for natural predators of mosquitoes, and providing education and awareness programs for the public. By adopting a comprehensive approach that addresses both ecological and public health considerations, city planners can create a wetland restoration project that balances the promotion of biodiversity and natural beauty with the protection of public health.
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Define the absorbance value displayed on the spectrophotometer.
Answers
Absorbance is the measure of the quantity of light intensity absorbed by a sample solution.
What is absorbance?Absorbance, denoted by A, is used to measure the amount of light intensity that is absorbed by a sample.
Absorbance is measured in a technique called spectrophotometry using a device called spectrophotometer. The spectrophotometer measures the intensity of light as photons of light passes through the sample.
The amount of that incident light that is absorbed by the sample is then displayed on the screen or output of the spectrophotometer.
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which structure in the plant produces pollen for plant reproduction?
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Which of the following helps prevent erosion? (select 2 answers).
Ice
Trees
Rain
Rivers
Plants (Vegetation)
Answers
Answer:
Trees and Plants
Explanation:
6 times 7 ???????????????/
Answers
42 is the correct answer
Answer:
42 is the answer to 6 x 7
Explanation:
what is the function of amniotic fluid?group of answer choicesprotects the embryo against being jostled by movements.stores nutrients for the fetus.provides nutrients to the fetus from the maternal part of the placenta.absorbs wastes the fetus excretes.
Answers
The function of amniotic fluid is protects the embryo against being jostled by movements.
The function of amniotic fluid includes the following:
1. Protects the embryo against being jostled by movements: The amniotic fluid protects the developing fetus from jolts and injuries due to its fluidic environment. As a result, if the mother experiences a fall or sudden movement, the fetus will be shielded by the amniotic fluid, which will absorb the shock. The amniotic fluid maintains a stable temperature, ensuring that the fetus is comfortable and healthy.
2. Absorbs wastes the fetus excretes: The amniotic fluid serves as a waste disposal system for the developing fetus, absorbing and carrying away all of the waste products that the fetus generates. The fetus urinates the fluid into the amniotic sac, and the amniotic fluid carries it away.Apart from these, the amniotic fluid plays a crucial role in fetal development by protecting the developing fetus from physical injury and infection. It also keeps the temperature stable and provides an excellent environment for the fetus to grow and develop healthily.
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Why are all cells semipermeable?
A. They allow ALL nutriendlryto pass.
B.
They allow some substances to pass.
C.
The membrane requires nutrients to live.
D. They allow some substances to enter, but they prevent any substance from leaving.
Answers
Answer:
d
Explanation:
The unique structure of the cell membrane allows small substances (like oxygen or carbon dioxide) to easily pass through.
define osmoregulation
Answers
Answer: OK!
Explanation: Osmoregulation is the active regulation of the osmotic pressure of an organism's body fluids, detected by osmoreceptors, to maintain the homeostasis of the organism's water content; that is, it maintains the fluid balance and the concentration of electrolytes (salts in solution which in this case is represented by body fluid) to keep the body fluids from becoming too diluted or concentrated.
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What do arches and bacteria have in common ?
Answers
Answer:
-Bacteria contain fatty acids on the cell membrane, whereas archaea contain phytanyl. Explain the statement that both types, bacteria and archaea, have the same basic structures, but built from different chemical components. Both bacteria and archaea have cell membranes and they both contain a hydrophobic portion.
Explanation:
Archaea and bacteria are both prokaryotes, meaning they do not have a nucleus and lack membrane-bound organelles. ... Both archaea and bacteria have flagella, thread-like structures that allow organisms to move by propelling them through their environment.Bacteria contain fatty acids on the cell membrane, whereas archaea contain phytanyl. Explain the statement that both types, bacteria and archaea, have the same basic structures, but built from different chemical components. Both bacteria and archaea have cell membranes and they both contain a hydrophobic portion
The diagram shows the life cycle of a pine tree.
What does stage 4 show?
Pls help
Answers
Answer:
The correct answer would be C
Explanation:
Answer:
A.
Explanation:
In terms of natural selection what is the best description of an organism that is fit
Answers
Answer:
The organism is physically stronger than competing organisms.
Explanation:
Which sequence shows the correct order for how any rock can become a sedimentary rock?
rock → subduction → melting → solidification
rock → compaction → subduction → melting
O O O d
rock → weathering → deposition compaction
rock → melting → solidification → weathering
Plzzzz help
Answers
Answer:
Im not sure but I think its D
Explanation:
What is the difference between between pulmonary artery and pulmonary vein? (I will mark you as brainleist)
Answers
The pulmonary veins transport oxygenated blood back to the heart from the lungs, while the pulmonary arteries move deoxygenated blood from the heart to the lungs.)
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Which of the following is the best example of natural selection?
(1) A cheetah living in a zoo lives 10 years longer than average.
(2) The shell of a crab becomes harder over time as a result of being hunted by a predator.
(3) A person's muscles become firmer from riding a bike for exercise.
(4) A population of a rabbit's decreases in number as some move to another area.
Answers
Answer:
A cheetah living in a zoo lives 10 years longer than average.
Explanation:
because Cheetahs living in captivity generally live a great deal longer than those in the wild, the life span of wild cheetahs is about 8 to 10 years, as opposed to 12 to 17 years for those in captivity according to the National Zoological Park, a sure fire sign of a healthy life.
The best example of natural selection is that the shell of a crab becomes harder over time as a result of being hunted by a predator, which is mentioned in Option 2, as the other options are not absolutely correct for it.
What is natural selection?Natural selection is the process where certain traits that are advantageous to an organism's survival and reproduction become more common in a population over time. In option (2), the harder shell of a crab is an adaptation that helps the crab avoid being preyed upon by its predator. As a result, the crabs with harder shells are more likely to survive and reproduce, passing on their advantageous trait to their offspring. Over time, the population of crabs will have a higher proportion of individuals with harder shells, leading to the evolution of this trait in the population.
Hence, the best example of natural selection is that the shell of a crab becomes harder over time as a result of being hunted by a predator, as mentioned in Option 2.
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