Answer:
False, you can save every food you eat it just goes to your stomach then the rectum
-Hops
As scientists began investigating living things and their cellular structure they developed a set of principles that are now known as the cell theory
The statements below summarize cell theory
• All living things are made up of cells.
Cells are the basic units of structure and function in living things
• New cells are produced from existing cells.
Daniel proposes that if scientists continue to gather evidence in support of the cell theory, they eventually should reclassify the theory as a law of
cells. Which statement is the most useful evaluation of Daniel's proposal?
A The proposal is reasonable, because theories often are reclassified as laws when the evidence is overwhelming
B. The proposal is reasonable, although only rarely is enough evidence gathered to reclassify theories as laws
C.The proposal is not reasonable because scientists have discovered too many exceptions to the cell theory to state it as a law.
D. The proposal is not reasonable, because a theory is never reclassified as a law, nor is a law reclassified as a theory,
Answer:
D.
Explanation:
The proposal is not reasonable, because a theory is never reclassified as a law, nor is a law reclassified as a theory (Option D).
What are scientific theories?Scientific theories are scientifically sound explanations that were progressively tested and verified.
Scientific theories can be used to predict certain outcomes related to such explanations.In conclusion, the proposal is not reasonable, because a theory is never reclassified as a law, nor is a law reclassified as a theory (Option D).
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How do the muscles connect and work with the bones?
What are the primary functions of the musculoskeletal system?
What is one example of homeostasis between the musculoskeletal system and the digestive system?
Answer:
The first answer could be with ligaments
What are the conditions required for natural selection? Check all that apply.
Final answer:
Natural selection occurs when there is variation of traits among individuals, competition for resources, and overproduction of offspring. These conditions enable individuals with advantageous traits to have a better chance of surviving and reproducing, leading to evolutionary changes in the population over generations.
Explanation:
Conditions Required for Natural Selection
Natural selection is a critical mechanism in evolutionary biology. According to Darwin, populations evolve through natural selection when specific conditions are met. These conditions include:
Variation of traits among individuals within a population.Competition for limited resources.Production of more offspring than can survive (overproduction).Natural selection favors individuals who are better adapted to their environment, meaning those with traits that give them a survival or reproductive advantage are more likely to pass on their genes to the next generation. This condition-based process gradually leads to population-wide changes over generations.
The concept of genetic equilibrium, such as in the Hardy-Weinberg equilibrium, describes a situation where a population's genetic makeup is not changing over time. This occurs when there is:
No mutationNo migrationA very large population sizeRandom matingNo natural selectionIn reality, natural selection disrupts genetic equilibrium by ensuring that those with advantageous traits have a higher chance of survival and reproduction than those without such traits, thereby changing the genetic makeup of the population over time.
Which options identify what the arrows in the diagram
represent? Check all that apply.
atoms
elements
energy
gas
particles
Hurry
Answer:
pictures....
Explanation:
pictures
In order for altruism to be possible, there must be __________ to conceive of another’s emotional state, and __________, which allows you to see a situation from another viewpoint.
A.
perspective . . . empathy
B.
understanding . . . empathy
C.
empathy . . . perspective
D.
trust . . . perspective
Answer:
C
Explanation:
For the first blank, we need to find a word whose definition is essentially "to conceive of another's emotional state", and for the second blank, we need to find a word whose definition is "allows you to see a situation from another viewpoint".
Let's define all the words given:
- "perspective": one's way of viewing something - basically, your viewpoint of a certain issue
- "empathy": being able to understand another's emotions
- "understanding": comprehending another's situation or the issue at hand
- "trust": the assurance that you can rely on a person when you're in need
Out of all these, only "empathy" fits the first blank and only "perspective" fits the second. So, C is correct.
Answer: C.
Explanation:
Definitions for the set of words:
Perspective: A point of view
Understanding: the ability to comprehend.
Empathy: the ability to understand another's feelings.
Trust: faith in another person or thing.
Although understanding fits the first blank, empathy is more descriptive of emotions in particular.
Perspective in the context of emotions allows you to feel from a different point of view.
Trust and understanding are somewhat unrelated to the question posed.
A female guinea pig homozygous dominant for black fur color is mated with a male homozygous for white fur color. In a litter of eight offspring, there would probably be ____. * 5 points 8 black guinea pigs. 4 black and 4 white guinea pigs 2 black, 4 gray, and 2 white guinea pigs 8 white guinea pigs.
Answer:
8 black guinea pigs
Explanation:
We're given that the black fur color is the dominant trait, meaning that this problem deals with complete dominance. In complete dominance, having just one allele is enough to express a certain phenotype. So let's say the female guinea pig has the genotype BB for homozygous black. The male would be bb since he's homozygous white, and the color white is recessive. Cross this and you get the genotypes Bb. But remember that even having one dominant allele will be sufficient to express the dominant phenotype. So all guinea pigs shall be black in fur color.
What type of wave is shown above?
transverse wave
O longitudinal wave
surface wave
electromagnetic wave
Answer: Longitudinal wave
Explanation:
what variations beside color can you think of that make a difference in a plant survival?
Variations which make difference in plants are its color, shape, size, environment, and surrounding atmosphere.
What are Variations?Variations can be defined as any kind of difference between the two individuals in a species or the groups of organisms of any species or organisms. Mutations in the genetic material is the ultimate source of variation, however the mechanisms such as sexual reproduction and gene flow contribute to variation as well.
The variations other than color of the plant which can make a difference in a planet survival are its shape, size, environment, and surroundings. These variations are responsible for the different life cycles in plant species.
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Which of the following best describes alcoholic fermentation?
A. Alcoholic fermentation is the final step of cellular respiration.
.
B. In the absence of oxygen, cells release ATP by breaking down
ethanol into glucose and water.
C. In the absence of oxygen, cells release ATP by breaking down
glucose into ethanol and carbon dioxide.
O D. Alcoholic fermentation is the first step of cellular respiration.
Answer:
I would say C, based on this research. Not 100% sure tho
Explanation:
Ethanol fermentation, also called alcoholic fermentation, is a biological process which converts sugars such as glucose, fructose, and sucrose into cellular energy, producing ethanol and carbon dioxide as by-product
Alcoholic fermentation begins with the breakdown of sugars by yeasts to form pyruvate molecules, which is also known as glycolysis. Glycolysis of a glucose molecule produces two molecules of pyruvic acid. The two molecules of pyruvic acid are then reduced to two molecules of ethanol and 2CO2
C. In the absence of oxygen, cells release ATP by breaking down
glucose into ethanol and carbon dioxide.
What is ethanol fermentation used for?Ethanol fermentation is used in the production of alcoholic beverages. Lactic acid fermentation is used to flavor or preserve dairy and vegetables. Lactic acid fermentation also occurs in muscle cells under strenuous activity.
What are the two stages of ethanol fermentation?Alcohol fermentation has two steps: glycolysis and NADH regeneration. During glycolysis, one glucose molecule is converted to two pyruvate molecules, producing two net ATP and two NADH.
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Which of the following is a secondary consumer in the food web shown above?
A.
duck
B.
algae
C.
earthworm
D.
grasshopper
In a food web, ducks would be considered secondary consumers, since they feed on primary consumers like grasshoppers.
Explanation:In a food web, organisms are classified into different levels based on their feeding behavior. The first level constitutes producers which photosynthesize to produce their own food, such as algae and grass. The second level comprises primary consumers, which consume producers. Grasshoppers and earthworms fall in this category as they feed on plant material. The third level, known as secondary consumers, consists of animals that eat primary consumers. Therefore, in the options provided, the duck would be a secondary consumer as it feeds on other animals like grasshoppers (primary consumers).
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What part of an animal's body contains prokaryotic cells under normal conditions?
A. the heart
B. the lungs
C. the digestive system
D. no part
Answer:
D no part
Explanation:
The body only has eukaryotic cells!
What are three ways in which carbon dioxide is put back into the earth?
Answer:
below
Explanation:
when an organism decays, burning fossil fuels, respiration/breathing.
These are the top three that come to my head, hope this works :)
can some one help me
Answer: Kaylan
Explanation: Pesticides can contaminate soil, water, turf, and other vegetation. In addition to killing insects or weeds, pesticides can be toxic to a host of other organisms including birds, fish, beneficial insects, and non-target plants. Which makes it harmful towards the environment.
PLS HELP I WILL GIVE BRAINLEST
How could you explain this change in the rate of the diseases spread?
Just type what you think
Answer:
People staying at home helps by making the disease die slowly by not being able to find a host.
Answer: It change it a lot because people are still going out and not wearing mask so now there more people get this disease and people are trying to travel of now it going up or some people are running out of supplies are are going to the store but if we stay careful it could go down but there are thousands of people who aren't taking this seriously
Explanation:
5. To whom should you report any irregular occurrences or accidents during a lab?
Answer:
You need to report irregular occurrences, accidents, spills to the teacher immediately.
Explanation:
Which is not present on the moon?
light
atmosphere
heat
Ogravity
Answer:Atmosphere
Explanation:
Moon is smaller in size than earth and hence, has very low force of gravity. Moon does not have atmosphere as its weaker force of gravity can not hold the atmosphere. Any present atmosphere on moon would have stripped away by strong solar wind. The weaker magnetic field of moon is one more reason for absence of atmosphere.
Answer: Atmosphere
Explanation: Moon is smaller in size than earth and hence, has very low force of gravity. Moon does not have atmosphere as its weaker force of gravity can not hold the atmosphere. Any present atmosphere on moon would have stripped away by strong solar wind. The weaker magnetic field of moon is one more reason for absence of atmosphere.
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How does global warming affect the strength of these storms?
Answer:
Global warming could affect storm formation by decreasing the temperature difference between the poles and the equator. That temperature difference fuels the mid-latitude storms affect the Earth's most populated regions. Warmer temperatures could increase the amount of water vapor that enters the atmosphere
Explanation:
mark me brainliest
Answer:
Global warming could affect storm formation by decreasing the temperature difference between the poles and the equator. That temperature difference fuels the mid-latitude storms affect the Earth's most populated regions. Warmer temperatures could increase the amount of water vapor that enters the atmosphere.
Explanation:
PLS ANSWER DUE LATER!!
Answer: Ok so for the first one pipette aid, pipette tips, standard/ladder, samples with dye, ethidium bromide, plastic pipette, gel box, and gel box aid. <--- These are the ingredients Ok now to answer the second question: Why do you need to use a buffer? Ok answer: Buffer is a solution that can resist pH change upon the addition of an acidic or basic components. For the FINAL QUESTION!!!! I can't answer why you need a microwave but Yes you can use something else such as the oven!
If you have time will you mark me brainliest? If not that's ok a simple thanks will do!!!! :) ~~Night
Explain how a global dependence on fossil fuels can lead to international security risks.
Answer:
A global dependence on fossil fuels will cause an increase in demands for fossil fuels without an increase in the availability of the resource. ... As demand increases, the costs of fossil fuels increases.
Explanation:
Global dependence on fossil fuels will cause an increase in demands for fossil fuels without an increase in the availability of the resource.
As demand increases, the costs of fossil fuels increases.
How a global dependence on fossil fuels can lead to international security risks?The greater demand for fossil fuels with decreasing supplies could lead to an increase in competitive action over limited resources.
Thus, Global dependence on fossil fuels will cause an increase in demands for fossil fuels without an increase in the availability of the resource.
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Which of the following is a true statement about scientific theory
Answer:
A. Scientific theory may be revised.
Explanation:
Scientific theory is based on the current scientific research. If new research is conducted and different conclusions made, then a theory may be revised.
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1. Type of asexual reproduction (mitosis) where a specialized reproductive cell is surrounded by a hard outer casing
Ans: _ _ _ _ u _ _ _ _ _ _
(To clarify it can be two words but that’s how many letters are in it and there’s a “u” on the fifth letter)
2. the location in the female reproductive system where fertilization occurs
Ans: _ _ i _ _ _ _
(To clarify it can be two words but that’s how many letters are in it and there’s a “i” on the third letter)
The process of asexual reproduction where a reproductive cell is enveloped by a hard outer casing is spore formation. Regarding the female reproductive system, fertilization generally happens in the Fallopian tube.
Explanation:The type of asexual reproduction where a specialized reproductive cell is surrounded by a hard outer casing is called spore formation. This is a common method of asexual reproduction in fungi, algae, and some plants. In this scenario, the parent organism produces spores - small, lightweight cells capable of growing into new organisms without the need for fertilization.
The location in the female reproductive system where fertilization occurs is known as the Fallopian tube. The Fallopian tubes connect the ovaries to the uterus. After ovulation, the oocyte (egg) travels into the Fallopian tube where it can be fertilized by sperm.
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A scientist follows this procedure to test whether plants have been performing photosynthesis. Place Plant X in a dark closet and Plant Y on a sunny windowsill. Wait several days, then remove a leaf from each plant. Boil leaves in alcohol to remove the chlorophyll. Add a chemical indicator that detects sugars. (Dark purple = sugars are present; dark orange = sugars are not present) What results will the scientist most likely obtain when placing drops of the indicator on the leaves?
1: Plant X: dark purple Plant Y: dark purple
2: Plant X: dark orange Plant Y: dark purple
3: Plant X: dark orange Plant Y: dark orange
4: Plant X: dark purple Plant Y: dark orange
Answer:
2. Plant X: dark orange, Plant Y: dark purple
Explanation:
Two plants; plants X and Y were used in this experiment. Photosynthesis is the process by which green plants synthesize their food (sugar). Plants make use of the energy they capture from sunlight via their Chlorophyll pigment to power the photosynthetic process. Plants cannot perform the process of photosynthesis in the absence of sunlight i.e. No sunlight, No photosynthesis and ultimately no sugar.
In the case of this experiment, Plant X was placed in a dark closet while Plant Y was placed on a sunny windowsill. Due to the absence of light in the dark closet, plant X will be unable to photosynthesize and produce sugars while plant Y, due to its exposure to ample sunlight, would be able to produce sugars in its leaves via photosynthesis.
Therefore, since dark purple = sugars are present and dark orange = sugars are not present when tested with a chemical indicator, plant X's leaf will give a dark orange color because it produced no sugars in its leaves as it was unable to photosynthesize. Plant Y's leaf will give a dark purple color because it produced sugar in its leaves as a result of photosynthesis.
Plant X, which was placed in a dark closet, will not have performed photosynthesis and will not have produced sugars. Plant Y, which was placed on a sunny windowsill, will have performed photosynthesis and will have produced sugars. Therefore, the leaves of Plant X will turn dark orange and the leaves of Plant Y will turn dark purple when the chemical indicator is applied. Hence option 2 is correct.
The leaves of a plant that has been performing photosynthesis will contain sugars. These sugars can be detected using a chemical indicator that changes color in the presence of sugars.
In the experiment described, the scientist is using a chemical indicator that turns dark purple in the presence of sugars. Therefore, the leaves of Plant Y, which have been performing photosynthesis and contain sugars, will turn dark purple when the chemical indicator is applied.
The leaves of Plant X, which have not been performing photosynthesis and do not contain sugars, will turn dark orange when the chemical indicator is applied.
Therefore, option 2 is correct.
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Radioactivity is a property of which of the following minerals?
a boron
b uraninite
c barium
d aluminium
Answer:
uraninite
Explanation:
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The diagram below shows the branching tree diagram for cats.
A slanting, horizontal line is shown. On the extreme left, there is a label that says Common Ancestor. Along the slanting, horizontal line there are five dots labeled from left to right with the following traits, Four limbs, Amniotic egg, Fur, Shearing teeth, and Retractable claws. There is one vertical line between each of the consecutive five dots. The lines are labeled from the from left to right as Amphibians, Reptiles, Marsupials, Dogs, Cats.
Which characteristic is shared by the least number of organisms?
Amniotic egg
Four limbs
Shearing teeth
Retractable claws
Answer:
Retractable claws.
Explanation:
The farther down the line from the common ancestor, the fewer the animals that share that characteristic.
The characteristic that is shared by the least number of organisms is retractable claws. The correct option is D.
What are retractable claws?
Retractable claws are those in which the claw is covered with skin from the outer side. When the animal is not using the claw, the nails will be covered. It is present in most cats.
As shown in the picture, the one thing that is reduced with going from left to right is retractable claws.
Thus, option D, Retractable claws, is correct.
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What organism in the ocean absorbs the most carbon dioxide
1. Algae and marine plants
2. Ocean mammals, like whales and dolphins
3. Fish
4. Coral
Answer:
in my opinion it's coral
Answer:
Algae and marine plants
Explanation:
Where would sound travel the slowest? fast answers!
Question 3 options:
In the pine forests of Georgia
At the North Pole
In New York City
At the equator
Which is the first part of the immune system to attack an invader?
O
A. B cells
B. Macrophages
O
O
C. Lysozymes
O
D. T cells
Answer:
b
Explanation:
Hurricanes are more destructive than tornados due to _____.
a. coastal storm surges
b. their shorter duration
c. the combination of high winds and flood waters
d. all of the above
C. The combination of high winds and flood waters.
Hope this helps you! :)
Answer:
If you can only select one answer, C.) the combination of high winds and flood water. If you can select more than one answer, A.) coastal storm surges, would work as well.
Explanation:
Many birds live in mountainous temperate forest ecosystems. Above the tree line on mountains, however, the ecosystems change. Few birds are found there. Many factors contribute to the lower number of birds see above a mountain’s tree line. Which of these factors is abiotic?
a.) high-flying predators
b.) limited food
c.) frequent high winds
d.) no trees for shelter
Answer:
C. Frequent high winds
(BRAINLIEST!) Name the organ without all types of tissue.
Answer:
heart
Explanation:
i dont know