No, a dead cell cannot carry out active transport as it requires ATP, which dead cells do not produce. Diffusion may continue passively for some time, but active processes cease with cell death.
Can a dead cell carry out diffusion and active transport? No, a dead cell cannot carry out active transport because active transport requires energy, which is usually obtained from ATP. Living cells use metabolic energy to maintain concentration gradients of ions and other substances across their membranes. This energy is particularly crucial for active transport processes such as the Na+-K+ ATPase pumps in red blood cells, which maintain the imbalance of sodium and potassium ions across the cell membrane. Once a cell dies, it ceases to produce ATP, thus halting active transport mechanisms. While diffusion is a passive process that might continue for a time after a cell perishes due to existing concentration gradients, without ATP, the active transport processes cannot occur in a dead cell.
Plants in grasslands would not benefit from adaptations that protect from gazing
It is false that plants in grasslands would not benefit from adaptations that protect from grazing.
What is grazing?To "graze" is basically to "feed on grass," as sheep, horses, as well as cows do in a meadow where they eat continuously but in small amounts.
In addition to eating little snacks all day long, people also occasionally graze.
In grasslands, grazing is a frequent hazard to plants, as well as many plant species have evolved defenses against herbivorous animals.
Many grassland plants have evolved to withstand the extreme environmental conditions that are typical of these environments, such as drought.
These adaptations may include deep roots that enable the plant to reach water that is located far below the surface or the capacity to go dormant during dry spells.
Thus, the given statement is false.
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When analyzing relationships among a particular group of taxa, how does a biologist decide which trees are the most parsimonious?
Domain analysis techniques provide broad and general analysis results, but are not yet detailed and are still comprehensive. If what is desired is a result of analysis focused on a particular domain or sub-domain, the researcher must use taxonomic analysis techniques.
Further explanation
After the researcher analyzes the domain, the domain chosen by the researcher is then determined as the focus of the study, it needs to be deepened through data collection in the field. Data collection is carried out continuously through observation, in-depth interviews and documentation so that the data collected becomes a lot. This stage requires a taxonomic analysis.
At the taxonomic analysis stage, researchers attempt to understand certain domains according to the focus of the problem or research target. Each domain begins to be understood in depth, and divides it again into a domain, and from sub-domains are broken down into more specific parts until there is no more left, aka exhausted. At this stage of the analysis the researcher can explore important domains and sub-domains through consultation with literature to gain a deeper understanding.
Taxonomic analysis is an analysis that is not just a general exploration, but an analysis that focuses on a particular domain that is very useful to describe the phenomenon or problem that is the target of study. So the conclusion is that taxonomic analysis is an analysis of all data collected based on a predetermined domain. The results can be presented in the form of box diagrams, line and node diagrams.
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Class: high school
Subject: biology
Keywords : taxonomic analysis, techniques, exploration
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What the medium for earthquake wave?
A reaction occurs when solid X is placed into solution Y. As a result, the temperature of the new solution increases by 3°C. The temperature rises another 2°C when more of solid X is added to the solution. What does this indicate about the effect of adding more solid?
The right answer is a.it increased the number of molecular collisions.
Thermodynamic temperature is a formalization of the experimental notion of temperature and is one of the main magnitudes of thermodynamics. It is intrinsically linked to entropy.
Usually denoted T, the thermodynamic temperature is measured in kelvins (symbol: K). Often referred to as "absolute temperature", it is an absolute measure because it directly reflects the fundamental physical phenomenon that underlies it: the agitation of the particles constituting matter (translation, vibration, rotation, electronic energy levels ) there is a directly proportional relationship between the number of molecules present in a solution, the number of collisions (increased by the number of molecules), and the temperature (increased by the number of collisions).
Students graphed the growth rate over several weeks of two plants in their classroom. The equations of both plants are given where x represents the time in weeks and y represents the heights of the plants in inches.
Plant A: y = 1.8x + 3.1
Plant B: y = 2.3x + 1.9
Approximately how many weeks will it take for both plants to reach the same height? Round your answer to the nearest tenth.
1.9 weeks
2.4 weeks
3.1 weeks
7.4 weeks
Answer:
Answer is B
Explanation:
took it on edge, it was right.
how would the cuticle and stomata work together to maintain the leaf's function
The widespread loss of wetlands would have little effect on the overall health of the environment.
True or False?
its false/////////////
Answer: False
Explanation:
The wetlands are the shallow land regions which are occupied with water seasonally, permanently or temporary. These receives water from sources like river, lakes, ponds, rain and melting of glaciers.
The widespread loss of wetlands would have little effect on the overall health of the environment is a false statement because of the fact that wetlands can effect the climatic condition of a region as well these also maintain the biodiversity of the locations where they form. If the wetlands are lost the climatic condition of the locations will be adversely affected and the biodiversity will be reduced.
Explain how the experiments carried out by Van Helmont and Calvin contributed to our understanding of how nutrients cycle in the biosphere.
Water is a element that is continuously circulated in the biosphere. Van Helmont conducted an experiment on trees. He weighed a willow tree of 5 pounds and placed it in a earthern pot containing 200 pounds of soil. Over five years, he only added distilled water and rain water to the pot and weighed the tree showing a weight of 169 pounds and while the soil had lost few ounces of weight. This concluded that the tree grew up using water alone as he was unaware of photosynthesis.
Melvin Calvin discovered the important process of photosynthesis called the Calvin cycle or the light-independent reaction. In this cycle, the carbon atoms from the carbon dioxide are fixed and used to build the three carbon sugars in association with the ATP and NADPH produced in the light reaction of the photosynthesis. Thus, proving that photosynthesis is the source of nutrition to the plants and responsible for the growth of the plants.
What is it called when scientists state whether their data confirmed or rejected the hypothesis?
A. Making a prediction
B. Drawing a conclusion
C. Stating a problem
D. Collecting data
Select all that apply.
The reactants of photosynthesis include _____.
glucose
solar energy
carbon dioxide
carbohydrates
water
chlorophyll
oxygen
Answer: solar energy, carbon dioxide, water, chlorophyll
Photosynthesis is a natural process through which plants prepare their own food by utilizing atmospheric carbon dioxide, water and sunlight. This process occur specifically in the leaves of the plants. The sunlight is trapped by the chlorophyll pigment present in the chloroplast organelle of the present in the leaves. The food produce in the form of glucose and oxygen is produced as a byproduct of this reaction.
3. Mitosis and meiosis are similar processes, but they have some very important differences. Explain how mitosis and meiosis are alike and how they are different. Provide at least two similarities and three differences
Answer:
His answer is perfect do not copy it directly or u will fail
Explanation:
Activities that you perform each day require more muscle endurance than other muscular factors.
True
False
Answer: the answer is true
Explanation:
Which statement is true about a cell?
A.
The smallest living things are cells.
B.
All known living things are made of multiple cells.
C.
Cells stop producing once adulthood is reached.
D.
Organs produce cells.
What natural methods removes carbon dioxide from the atmosphere?
help please!
The approximate age of Earth is:
6,000 years
150,000 years
4.5 billion years
13.5 billion years
2.
On Aristotle's Scala Naturae, humans were:
on the bottom rung
on the top rung
on the same rung as animals
lower than plants
3.
Which of these ideas is not a central theory for modern biology?
evolution
creationism
cell theory
gene theory
Answer:
4.5 billion
On the top rung
creationism
Explanation:
If you look at this website then you will see that humans are on the top rung https://sites.google.com/site/aristotlethebiologist/aristotle-s-biology/great-chain-of-being
will upvote anyone who answers.
What evidence was used to support the early spherical model of Earth? Select all that apply.
The shadow seen crossing the moon during an eclipse is curved
When sailing in the ocean there is no edge to sail off of
A person in the North does not see the same stars as a person in the South
Earth is most likely a similar shape to astronomical bodies perceived outside the earth
Your Answers are B and C. I got my test on 100%
What is a characteristic of body cells that requires large amounts of energy?
In the Arctic Ocean, there are very few large aquatic plants. Which of the following best explains why?
How does precipitation in a temperate forest compare, in general, to that in a tropical rainforest?
a. Currents are too strong for plants to survive.
b. Plants are unable to attach to the deep sea floor.
c. Plants have a difficult time surviving due to long periods of darkness.
d. Sea ice increases the salinity of the water to a level not suitable for plants. ...?
Answer:
c
Explanation:
dw its right
volume can be measured in liters or cubic meters true or false
Where does digestion take place
How is E. coli like a paramecium
A both produce essential viatimins
B both are unicellular
C both have a contractive vacuole D both have a nucleoid
E. coli is like a paramecium because both are unicellular.
Neurons have _ forms
A) Different
B) the same
explain the process of mitosis in a tissue culture for cancer cells
Answer and explanation;
-Mitosis is a type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth.
-In tissue culture, cancer cells are taken from a living organism and grown in a culture. Cancer cells grow at an uncontrolled rate. Cancer cells do not stop growing when they are touching; they continue growing. Cancer cells grow multiple layers thick. Cancer cell growth differs from normal cell growth and the number of mitotic divisions are unlimited.
-Producing three or more daughter cells instead of normal two is a mitotic error called tripolar mitosis or multipolar mitosis (direct cell triplication / multiplication). Other errors during mitosis can induce apoptosis (programmed cell death) or cause mutations. Certain types of cancer can arise from such mutations.
Answer:
Explanation:
Cancer cells are taken from a living organism and grown in a culture.
Cancer cells grow at an uncontrolled rate.
Cancer cells do not stop growing when they are touching; they continue growing.
Cancer cells grow multiple layers thick.
Cancer cell growth differs from normal cell growth and the number of mitotic divisions are unlimited.
Which sphere does a dolphin swim in?
A.
atmosphere
B.
lithosphere
C.
magnetosphere
D.
hydrosphere
A specific mutation in a certain animal leads to abnormal development of the heart and kidney, resulting in miscarriage. Why did this happen?
Answer:
This most likely happened because "Nature kills the weaker organisms and selects only the strongest organisms, which can survive and flourish" although it should be clear that nature didn't cause this mutation, is "chose" not to select it
Explanation:
True or false: Migration doesn’t really affect population—it’s just a shifting of people from one place to another.
Migration significantly affects population sizes and can alter the genetic and demographic profiles of populations. It can be voluntary, involuntary, or forced, with diverse effects on the places people leave and the places they settle in.
Explanation:The statement 'Migration doesn’t really affect population—it’s just a shifting of people from one place to another' is false. Migration does affect population sizes and compositions in both the areas people leave (emigration) and the areas they settle in (immigration). Factors such as the distance and choice of migration, whether it is voluntary, involuntary, or forced, can have significant effects on the demographic and genetic profiles of populations.
Migration not only involves the geographic movement of people but also the movement of alleles or the genetic variation within a population, which can influence genotype frequencies. Through human history, migration has been a cornerstone in the shaping of civilizations, cultures, and the genetic diversity observed in modern populations. Hence, dismissing migration as merely a 'shifting' glosses over its profound impacts on population demographics, culture, and biological diversity.
What are mitochondria?
A mitochondria is like a powerhouse of a cell. They provide most of the cell's energy to do certain things.
Understanding the salinity of aquatic environments is unimportant in understanding the overall ecosystem
True or False.
Answer:
The correct answer is False
Explanation:
Which of the following statements about a compound is true?
A. The physical and chemical properties of a compound are usually very different from those of the elements from which it is formed.
B. Only the physical properties of a compound are usually the same as those of the elements from which it is formed.
C. Only the chemical properties of a compound are usually the same as those of the elements from which it is formed.
D. The physical and chemical properties of a compound are usually the same as those of the elements from which it is formed.
The following are true statements about a compound: The physical and chemical properties of a compound are usually very different from those of the elements from which it is formed and are present in Option A.
What are the properties of the compound?In general, the physical and chemical properties of a compound are different from those of the elements, and this is because of the arrangement of the atoms in the compound, for example, water has two atoms, such as hydrogen and oxygen, and the same two atoms are present in hydrogen peroxide, but these two have completely different arrangements and properties.
Hence, the following are true statements about a compound: The physical and chemical properties of a compound are usually very different from those of the elements from which it is formed and are present in Option A.
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The process of replication is very accurate. there are about ___ Error in Every ______ Bases.
Answer:
The process of replication is very accurate. there are about 120,000 Errors in Every 6 Billion Bases.