Question 5 of 10
2 Points
Which best describes the progress of science?
O
A. Scientific ideas are changed when new ideas are proven.
O
B. Once science proves an idea, it can never be changed.
O
C. People rarely think old scientific ideas are correct.
O
D. Scientific ideas are not useful once they become old.
Answer:
A
Explanation:
had a quiz on this like 2 years ago...
The diagram below shows the general structure of an amino acid. Which type of molecules is for med from amino acids?
Amino acids join together to form proteins, which are crucial for nearly all biological functions. They also sometimes contribute to the formation of neurotransmitters and some hormones.
Explanation:Amino acids are essential building blocks that combine to form larger molecules known as proteins. In certain conditions, they also play a part in the creation of a few other types of molecules, such as neurotransmitters and some hormones. However, their primary role is in protein synthesis. Proteins are incredibly complex and important, serving multiple functions such as catalyzing reactions, communication, transport within cells, and structure support in tissues.
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How does a potato reproduce asexually
Answer:
They don't.
Explanation:
Potatoes reproduce sexually naturally via pollination by bees between potato plants. They also require seeds, the cells involved for sexual reproduction in plants.
Answer:
potatoes can also be grown asexually through vegetative reproduction, which a new plant grows from a fragment of the parent plant
Explanation:
Which of the following could be added to a tank of fish to integrate two biological systems?
A. Rocks for the fish to swim through
B. Fish food made from grains
C. Algae
D. Wild fish food
Answer:
C. Algae
Explanation:
I think it is algae because some fish use it for food source but don't blame me if I'm wrong if I am sorry.
The following could be added to a tank of fish to integrate two biological systems is Algae. Thus, option C is correct.
What are the producers?
Producers are organisms that produce their own food and not depends on any other organism by the process of photosynthesis such as algae. Primary organisms on the other hand directly depend on the producers for their food and often gt killed by secondary consumers.
Freshwater snails are the perfect example of the primary consumer as they get their food and energy from algae and are the primary source of food and energy for small fishes. The type of food that should be eaten in limited quantities would be fats. Too much of certain types of fat can lead to other health problems.
Therefore, The following could be added to a tank of fish to integrate two biological systems is Algae. Thus, option C is correct.
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Fill in the blanks to complete the paragraph.
The principle of cross-cutting relationships states that certain features, such as faults, are BLANK than the rock layers they cut through. These features are breaks in Earth’s surface where rock has moved sideways, upward, or downward. BLANK formations are made of molten rock that has cooled. Those on Earth’s surface are called BLANK . Those beneath Earth’s surface are called BLANK .
Answer:
1. Younger
2.Igneous
3.Extrusions
4.Intrusions
Explanation:
I got it right hope this helps)
Answer: younger , igneous, extrusions, intrusions
Explanation:
i took the test
Archaea can be found in which of the following places?
A. Inside your body
B. Hot Springs
C. Yogurt
Answer:
b. hot springs
Explanation:
Archaea bacteria are extremophiles living in harsh environments, such as hot springs and salt lakes, since they have been found in a broad range of habitats, including soils, oceans, marshlands and the human colon so they are ubiquitous.
Look at the drawing below. Explain whether you would expect Jack, Sam or the signpost to
change the most in the next five years.
Answer:
no diagram was made available miss
Answer:
you don't have a diagram here please endeavour to so.
In general there are how many types of air masses?
A:2
B5
Answer:
Generally there are 4 types or air masses
Explanation:
The 4 types of air masses are polar, tropical, continental and maritime.
Which factors are used to characterize a biome, such as the desert, tropical rain forest, or temperate grasslands? Select all of the answers that apply.
Answer:
Temperature and precipitation
Explanation:
Biomes are characterized based on dominant vegetation types in regions with similar climatic conditions. Key factors in shaping biomes include temperature and precipitation. These conditions influence the composition of plant and animal communities, and the concept applies to both terrestrial and aquatic biomes.
Explanation:
The biome, a large-scale community of organisms, is primarily characterized based on the dominant plant types that exist in geographic regions with similar climatic conditions. The Earth showcases both terrestrial and aquatic biomes. The eight major terrestrial biomes include tropical wet forests, savannas, subtropical deserts, chaparral, temperate grasslands, temperate forests, boreal forests, and Arctic tundra.
Temperature and precipitation, and variations in both of these abiotic factors, are key in shaping the composition of animal and plant communities in these biomes. For instance, biomes like temperate grasslands and forests have distinct seasons, experiencing both cold and hot weather throughout the year. In contrast, biomes such as the desert and tundra have low primary productivity due to harsh temperatures and scarcity of water.
Different vegetation and animal life can exist in geographically distinct areas with similar climates due to these factors. Apart from terrestrial biomes, there are also the aquatic biomes which include both saltwater and freshwater ecosystems, with their structuring influenced by different abiotic factors such as sunlight, density, and temperature.
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Metamorphic rocks that consist of only one mineral that forms large interlocking crystals often have a
Answer:
nonfoliated texture
Explanation:
What do we refer to when we separate things into groups based on their common characteristics?
Thus, by separating organisms on the basis of a hierarchy of characteristics into smaller and smaller groups, we arrive at the basic unit of classification, which is a species.
What are pharyngeal slits ?
A.slits in the throats area
B.fish gills
C.voice box
D none of a above
Answer: B
Explanation:
Pharyngeal slits are filter-feeding organs found among deuterostomes. Pharyngeal slits are repeated openings that appear along the pharynx caudal to the mouth.
Who discoverd coffin-lowry syndrome and when
Answer:
Grange S. Coffin
Explanation:
He discovered it in the year 1923
Answer:
Coffin–Lowry was first described by Grange S. Coffin (b. 1923) in 1966 and independently by Robert Brian Lowry (b. 1932) in 1971. Dr. Temtamy showed that the cases represented a single syndrome in 1975.
Explanation:
Identify a minimum of three types of genetically engineered animals and describe their functions.
Answer:
Glow in the dark puppies
Cows: scientists genetically engineered cows to produce milk similar to human milk.
Salmon: genetically engineered to reach market size in eight montsh
Explanation:
If a tube containing a 10% sugar solution is covered at one end by a semipermeable membrane and is
placed in a beaker containing a 5% sugar solution, what will most likely happen to the water?
A. Water will only enter the tube.
B. Water will only leave the tube,
C. There will be no water movement in the tube.
D. Less water will enter the tube than leave the tube.
20 points). Is the following statement accurate? “Plants produce fruits primarily to provide food for animals.”
Answer:
No
Explanation:
Plants produce fruit so that
animals will eat it, digest it, and spread the plant's seeds away
from the parent plant.
The diagram shows how a plant grew after being turned on its side.
In which area is the concentration of auxin most likely the highest?
1. W
2. X
3. Y
4. Z
Answer: Y or Z im not to sure
Explanation:Auxin moves and stores up away from light
Answer:
the answer is Z!
Exclamation:
because it is so yeah, also WOAH BREAD WITH CRUST
If there were no variation among organisms of a species new species would
Answer:
Overpopulate
Explanation
Because they would interact with each other positively.
17. How do the cells in meiosis differ from the cells in mitosis?
O A. Cells in meiosis have unique genetic information
O B. Cells in mitosis divide into two new cells
C..Cells in meiosis go through one cycle of cell division
D. Cells in mitosis go through two cycles of cell division
Answer:
A. Cells in meiosis have unique genetic information
Explanation:
The cells in meiosis differ from the cells in mitosis, cells in meiosis have unique genetic information that is in Option A, as the haploid meiotic cell has uniqueness due to cross-over and recombination.
What is the significance of the meiotic cells?These are the cells that undergo meiosis, a cell division that forms haploid cells and the significance of meiotic cells results from the exchange of genetic information between chromosomes, which creates genetic diversity among the resulting cells and is important for their survival, but errors in meiosis can also lead to the formation of cancer cells.
Hence, the cells in meiosis differ from the cells in mitosis, cells in meiosis have unique genetic information that is in Option A, as the haploid meiotic cell has uniqueness due to cross-over and recombination.
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Scientist who study climate changes are concerned that global warming may increase the frequency or intensity of tropical cyclones. What predicted effect of global warming would increase the destructive power of hurricans?
Global warming and hurricanes
Explanation:
Global warming and climate change lead to erratic and more destructive patterns in natural disasters like hurricanes.
Increasing global temperature has also increased the frequency of highly devastating major hurricanes. The major hurricanes which occurred once in many years or even once in a century, now occurs very frequently like once in a decade or less.
Global warming increases the sea surface temperature which in turn increases the sea level. This piling of water leads to storm surges along coastal lands.
With increasing sea surface temperature and high humidity, increases the hurricane intensity. Further, increased temperature leads to high wind at varying altitude over the sea surfaces which causes vertical wind shear that can worsen the hurricane effects.
The predicted effect of global warming would increase the destructive power of hurricanes is that warmer sea surface temperatures intensifies tropical storm wind speeds.
What is Global warming?This is defined as long-term heating of Earth's climate system sa result of the release of greenhouse gases.
This causes sea temperature to increase which brings about an increase in the intensity of tropical storm wind speeds.
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6. Which of the following is NOT a gene mutation?
a inversion
c. deletion
b. insertion
d. substitution
Answer: inversion
Explanation:
trust me bro
How are bacteria different from viruses?
O
A. Bacteria are living organisms.
O
B. Bacteria are eukaryotes.
O
C. Bacteria do not contain DNA.
O
D. Bacteria cannot exist outside a host.
Answer:
D
Explanation:
Bacteria are different from viruses, as bacteria are living organisms. The correct option is A.
What are bacteria and viruses?
Bacteria are living organisms that are prokaryotic and can withstand extreme conditions and temperatures on the earth. They are good and bad, they help in many processes and can also act as pathogens and increase diseases.
Viruses are microscopic infection agents that are non-living, and they get life by getting into a host. They are pathogens, and they cause infections in plants and animals.
The main difference between bacteria and virus is that bacteria are living organisms and viruses are not, a virus can infect a bacterium, and it is called a bacteriophage.
Thus, the correct option is A. Bacteria are living organisms.
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What are three ways erosion and weathering are the same
Answer:
The primary difference between weathering and erosion is that weathering occurs in place whereas erosion involves movement to a new location. Both are caused by similar factors of wind, water, ice, temperature, and even biological action. They can also occur together.
Explanation:
True or False: A lot of carbon dioxide releasing into our atmosphere is good for our environment.
Answer:
true
Explanation:
Answer:
True
Explanation:
plants need it to survive, please mark me as brainliest
A diatom has a cell wall made of _____. silica calcium chitin cellulose
Answer:
Silica
Explanation:
A unique feature of diatom anatomy is that they are surrounded by a cell wall made of silica (hydrated silicon dioxide), called a frustule
Hope this helps!
Answer:
A diatom has a cell wall made of silica.
Explanation:
Diatoms are eukaryotic phytoplankton cells known for their silica-containing cell walls (frustales), and are responsible for approximately 20% of total primary productivity globally. Diatom silica is a form of biogenic opal, containing oxygen isotopes and can be used in lacustrine and marine paleoenvironmental studies.
Which statements best describe science? Check all that apply.
•Science uses beliefs and opinions to construct explanations.
•Science is resistant to new information.
•Science is supported by facts and processes.
•Science involves observation and experimentation.
•Science continually changes and is constantly updated.
Answer:
Science is supported by facts and processes.
Science involves observation and experimentation.
Science continually changes and is constantly updated.
The u.s celebrates earth day every year during the month of
14. Albinism (represented by letter Aer a) is a recessive autosomal (not sex-
linked!) genetic disorder that causes the complete or partial absence of
pigments in the skin, hair, and eyes. Fill in the Punnett square to determine the
expected offspring in a cross between homozygous recessive and heterozygous
parents.
14 a. What is the genotype of the homozygous recessive parent?
14b. What is the genotype of the heterozygous parent?
14.Sc. What is the phenotype (albino or normal) of the homozygous recessive parent?
14.d. What is the phenotype of the heterozygous parent?
14.e. What percent of their offspring will be albino?
14.f. What percent of their offspring will be normal?
Answer:
14a: aa
14b: Aa
14c: Albino
14d: normal
14e: 50%
114f: 50%
Explanation:
Consider the keyboard on a typewriter, a laptop, and a smartphone would you consider these to be homologous structures or analogous structures?
Answer:
Analogous structures
Explanation:
Homologous structures are the one that may look alike by appearance but may not serve the same purpose.
While analogous structures may look different from each other but have similar function.
The purpose of having a keyboard is same in case of a typewriter, a laptop, and a smartphone though they look different from each other. Thus, they can be considered as analogous structure.
A scientist has completed several trials to see how a new drug affects adults.
Which step will best assess the validity of his experimental design and results?
Answer:it is C
Explanation:i took the quiz