Answer:
Cellular respiration occurs in both plant and animal cells
ANSWER:
The third option (all living things need cellular respiration
which is found in the highest concentrations in the atmosphere?
Answer: By volume, dry air contains 78.09% nitrogen, 20.95% oxygen, 0.93% argon, 0.04% carbon dioxide, and small amounts of other gases. Air also contains a variable amount of water vapor, on average around 1% at sea level, and 0.4% over the entire atmosphere.
Explanation:
All living organisms are made up of cells. Cells are the basic units of life. In complex living organisms, cells are organized into tissues, tissues are organized into organs, and organs are organized into organ systems. What characteristic of life does this information represent?
A.
Life tends to be chaotic and random.
B.
Life can be arranged in a structural hierarchy.
C.
Life does not demonstrate order in its systems.
D.
Life is composed of only complex organisms.
Answer:
C
Explanation:
The separation of a group of individuals from the rest of the population is referred to as
Answer:
Alienation
Explanation:
In sociology, this is termed as alienation. Alienation is a kind of separation of a certain group of individuals from the major population group on several basis. Some of the basis of Alienation are – caste, creed, color, financial differences, political difference, etc.
According to Karl Marx Alienation has arisen primarily in industrialization era where workers were alienated from capitalist society
What is currently happening with Mount Etna?
Answer:
As Italy’s National Institute of Geophysics and Volcanology (INGV) explains on a recent blog post, the nascent eruption began on the night of May 29. Starting off by producing a thick column of ash rising from the New Southeast Crater, it gave way on May 30 to a far more lava-heavy display in the area, featuring two fissures blenching out lava.
Answer:
There is currently no eruptive activity at the volcano involving fresh lava and monitoring signals do not suggest an immediate change likely; only a weak thermal anomaly continues to be present from the southeast crater complex.
Explanation:
Which of these is a function of the placenta?
A To deliver the blastocyst after childbirth
B. To carry nutrients to the cells of the uterus
C. To carry wastes away from the embryo
O D. To develop into fetal reproductive tissues
Answer:
c
Explanation:
PLEASE I NEED HELP IN THIS!! THIS WORKSHEET HAS 50 QUESTIONS BUT I ONLY NEED HELP WITH THESE. DONT JUST TYPE IN A RANDOM ANSWER I NEED A 1-2 BRIEF EXPLANATION FOR EACH TO WHY THEY ARE CORRECT!!
(I NEED HELP WITH 21 QUESTION SECOND PART IS ON MY ACCOUNT)
1. All of the following are true about muscle tissue EXCEPT: *
a) Heart muscles are called cardiac muscles and are not voluntary.
b) Skeletal muscles are usually attached to bones and assist with voluntary movements.
c) There are no striations in smooth muscle which assist with involuntary movement.
d) When a muscles is relaxed, myosin and actin filaments are attached.
2. The development of the male reproductive system occurs in coordination with other human systems. Which of the following is an example of this coordination? *
a) The endocrine system releases the hormone testosterone.
b) The muscular system strengthens the uterine wall.
c) The circulatory system restricts blood flow to the testes.
d) The excretory system removes urea from the blood.
3. How does puberty affect the male and female reproductive systems? *
a) The male reproductive system develops into the female reproductive system during puberty.
b) The male reproductive system produces sperm, where as the female reproductive system produces eggs and nourish a developing embryo
c) The female reproductive system develops during puberty when the thyroid gland releases FSH and LH.
d) The female reproductive system stimulates cells within the ovaries to produce increased amounts of testosterone to start producing egg cells.
4. How does a feedback mechanism regulate the activity of the endocrine system? *
a) A feedback mechanism releases hormones in response to rising levels of other hormones to maintain homeostasis.
b) The endocrine system shuts off when the feedback mechanism shuts off.
c) A feedback mechanism regulates the endocrine system by strengthening the original stimulus.
d) A feedback mechanism changes the external environment to maintain homeostasis.
5. What is the role of neurons in the nervous system? *
a) Neurons heal damaged nerves.
b) Neurons transmit messages in the form of electrical impulses.
c) Neurons are involved in the autonomic nervous system, but not the somatic nervous system.
d) Neurons are the the sodium-potassium pumps involved in the nerve impulse.
6. Environmental management may include which of the following? (Check all the applicable boxes. There may be more than one answer). *
a) Public presentations
b) Field and lab research
c) Oversee projects related to the protection and conservation of natural ecosystems and human health.
d) Consult with businesses and government.
7. Which of the following is NOT an organ of the human male reproductive system? *
a) Testes
b) Vas deferans
c) Urethra
d) Nephron
8. Which of the following is NOT an organ of the human female reproductive system? *
a) Vagina
b) Urinary bladder
c) Ovaries
d) Fallopian tubes
9. Which is the correct order of development? *
a) gastrulation, egg, zygote, eight cell, blastula, morula
b) egg, zygote, morula, eight cell, blastula, gastrulation.
c) egg, zygote, eight cell, morula, blastula, gastrulation
d) zygote, blastula, egg, morula, eight cell, gastrulation
10. Biotechnology careers include all of the following EXCEPT: *
a) Microbiologist
b) Process development scientist
c) Health engineer scientist
d) Biomanufacturing specialist
11. The human brain contains different regions that control specific bodily functions. On a model, how could you identify the region of the brain that is responsible for voluntary activities of the body, intelligence, learning, and judgment? *
a) This region is the thalamus, between the brain stem and the cerebrum.
b) This region is the brain stem, connecting the brain to the spinal cord.
c) This region is the cerebellum, divided into left and right hemispheres.
d) This region is the cerebrum, the largest region in the brain.
12. Forensic science may prove the existence of a crime, the perpetrator of a crime, or a connection to a crime through all of the following EXCEPT: *
a) the testimony of a forensic scientist
b) an attorney's argument
c) administration of tests
d) examination of physical evidence
Answer:
1. D.
Explanation:
A, B, and C are correct
Myosin is attached to actin filaments when muscles are in motion, not relaxed.
What is the purpose of the ATP and NADPH produced in the light reactions of photosynthesis?
A. to transfer light energy to excited electrons
B. to stop the electron transport chain
C. to act as carrier proteins in inner mitochondrial membranes
D. to transfer energy to compounds forming three carbon sugars
What percent will have spots ?
25 %
0 %
50
what are four things that are necessary for selective breeding to occur successfully?
Answer:
There are four things that are required: variation, inheritance, selection, and time. Variations are differences that exist among individuals.
А __ is an agent that can cause infections and diseases.
Explanation:
I think it would be easier if u have options but I will help as much as I know abt this.. so The agents that cause disease fall into five groups: viruses, bacteria, fungi, protozoa, and helminths (worms). Protozoa and worms are usually grouped together as parasites, and are the subject of the discipline of parasitology, whereas viruses, bacteria, and fungi are the subject of microbiology.
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Lawmakers discuss methods of preventing pollutants that could directly start a positive feedback loop in the area shown in the picture. Which of these actions should they take?
Lower allowed concentrations of particulate matter released from factory smokestack is the action which should be taken to prevent pollutants.
What is a Pollutant?This is a substance which produces undesirable effects in the environment and sources include automobiles etc.
Preventing pollutants that could directly start a positive feedback loop in the picture is by lowering allowed concentrations of particulate matter released from factory smokestack which is why option D was chosen.
Read more about Pollutant here https://brainly.com/question/1347424
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During which phase of meiosis does crossing over of chromosomes occur?
prophase I
metaphase I
anaphase I
telophase I
Answer:
prophase l
Explanation:
Answer:
prophase 1
Explanation:
If I study light and dark peppered moths in light and dark environments what would be the test variable and the outcome variable?
Answer:
the independent (test) variable is the physical changes (studying in the light or the dark) and the dependent (outcome) variable would be whatever you are trying to study (I assume it is the behavior of the moths)
Explanation:
the test variable is the variable you change during the experimental process and the outcome variable is what would be directly effected by the change in the experiment.
Test Variable--- changing the amount of light
Outcome Variable--- the effect it has on the moths
hope this helps :)
Select the correct answer.
A pond shows the presence of algal bloom in it. For night-time, what is the interpretation with respect to the amount of oxygen and nitrates dissolved in that water?
CA Amount of dissolved oxygen will be lesser than the average, and amount of nitrates will be high due to the presence of a large number of algae in it.
B. Amount of dissolved oxygen will be higher than the average, and amount of nitrates will be less due to the presence of a large number of algae in it.
C Amount of both, oxygen and nitrates, will be higher than the average due to the presence of a large number of algae in it.
Answer:
B
Explanation:
Amount of dissolved oxygen will be higher than the average and amount of nitrates will be less due to presence of algae in it
Answer:
B
Explanation:
Directions
Now that the lab is complete, it’s time to write your lab report. The purpose of this guide is to help you write a clear and concise report that summarizes the lab you have just completed.
The lab report is composed of three sections:
Section I: Experimental Overview
o Provide background information.
o Include the hypothesis.
o Summarize the procedure.
Section II: Data & Analysis
o Include graphs to display trends in the data.
o Identify trends in the data.
Section III: Conclusions
o Identify if the hypothesis was supported or refuted.
o Provide logical reasoning based on data.
o Explain how the experiment could be improved.
To help you write your lab report, you will first answer the eight questions listed below based on the experiment that you have just completed. Then you will use the answers to these questions to write the lab report that you will turn into your teacher.
You can upload your completed report with the upload tool in formats such as OpenOffice.org, Microsoft Word, or PDF. Alternatively, your teacher may ask you to turn in a paper copy of your report or use a web-based writing tool.
Questions
Section I: Experimental Overview
1. What is the question that you are trying to answer?
2. What is your hypothesis for this experiment?
3. What methods are you using to test this hypothesis?
Outline the steps of the procedure in full sentences.
Section II: Data & Analysis
4. What graphs would clearly represent the trends in your data?
Your Student Guide includes information on which graphs to construct. Each graph should have the following:
a. an appropriate title
b. appropriate labels for each axis
c. an appropriate scale for each axis
d. the correct units for the data
Complete a rough sketch of each graph.
5. What do the data in your graphs tell you?
Explain in one or two sentences what trend the reader should observe in each of your graphs.
Section III: Conclusions
6. What do the data tell you about your hypothesis?
State how your hypothesis is either supported OR refuted by the data.
7. How do the data support your claim above?
Explain your statement above. Be sure to refer to specific pieces of data from your experiment that support your argument.
Answer:
1. What is the purpose of the lab, the importance of the topic, and the question you are trying to answer?
Explore the process for determining the density of a solid using a laboratory procedure. The importance of the lab in the topic is to find how density of an object is and if it can sink or float and it is important to answer the question so you can also find mass and volume.
2. What is your hypothesis (or hypotheses) for this experiment?
If the mass and volume of an object can be measured, then its density can be determined, because density equals mass over volume.
What are cilia?
A. false feet
B. skinny tails
C. hairlike projections
D. temporary extensions
Answer:
c. hairlike projections
Explanation:
it sweeps mucous and dirt out if our lungs.
Hope this helps :)
True/False: Disease and Invasive Species are two causes of extinction.
Answer:
True
Explanation:
Answer:
True.
Explanation:
What is the term for a feature that allows an organism to survive better in its environment?
Answer:
adaption
Explanation:
S-waves arrive at a seismic station?
First
Second
Third
Fourth
Answer:
First
Explanation:
S-waves arrive first at a seismic station
what evidence supports the claim that the earth has layers?
Answer:
There are many ways scientists can gather evidence to learn about Earth's interior including direct evidence from rock samples and indirect evidence from seismic waves.
also
1. Seismic waves and earthquakes
2. Volcanoes
3. Principles of density
4. Earth is magnetic
Explanation:
A student examines a sample of pond water under a microscope and observes a single-celled heterotrophic eukaryote swimming through the water. To which of the following Kingdoms does this organism most likely belong?
Protista
Fungi
Plantae
Bacteria
Answer:
The answer is C. Plantae
Plantae is a taxonomic group that includes land plants and green algae.
The kingdom that does this organism most likely belongs to the Fungi. Thus, the correct option for this question is B.
What are Eukaryotes?Eukaryotes may be defined as the type of organisms that have a well-defined nucleus and other membrane-bound cell organelles in their cells. These types of organisms have compartmentalization which facilitates each and every specific function.
According to the context of this question, only fungi are the only organisms that are single-celled eukaryotes that are heterotrophic in nature.
Protista is also a kingdom that has single-celled organisms but these organisms are autotrophic and heterotrophic both. Plantae is generally autotrophic in nature. While bacteria belong to the prokaryotic origin.
Therefore, the kingdom that does this organism most likely belongs to the Fungi. Thus, the correct option for this question is B.
To learn more about Fungi, refer to the link:
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Which is the satellite Terra able to do?
A. Monitor changes in the color of Earth's oceans
O B. Monitor volcanic activity on Mars
C. Monitor the energy released by the Sun
D. Monitor the movement of the moon
Answer:
A.) Monitor the changes in the color of Earth's oceans.
Explanation:
I just got it correct
Which of the following is always true of two organisms in
the same taxonomic class?
A.They can breed with one another
B.They have certain physical features in common
C.they evolved at the same time
D.they live in the same ecosystem
Answer:
they can breed with one another, they have certain physical features in common, they evolved at the same rate, they live in the same ecosystem. Lions and house cats share common features, but cannot breed with one another.
Explanation:
They share a common ecology, they may breed with one another, share some physical characteristics, evolve at the same rate, and inhabit the same ecosystem, hence option D is correct.
What are the taxonomic classes?If two species are members of the same class, they are also members of the same higher-level taxon. They share the same phylum and kingdom in this instance.
Kingdom, phylum or division, class, order, family, genus, and species are the seven main taxonomic ranks.
The taxon with the greatest number of species is the kingdom. In taxonomy, it is the broadest category into which the creatures can be divided.
The classification of five kingdoms was made by R.H. Whittaker. The kingdoms of Monera, Protista, Fungi, Plantae, and Animalia are included in this classification.
Therefore, option D is correct.
Learn more about a taxon, here;
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An igneous rock formed inside the Earth with large crystals in called an
Answer:
granite I think
Which of the following is not an advantage of asexual reproduction
1) not requiring a mate
2) requiring less energy
3) diversity or unique
Answer:
3.
Explanation:
There is no diversity in asexual reproduction.
A cell has a 1% salt concentration. It is placed into a solution containing a 10% salt concentration.
What will happen to the cell?
Choose 1 answer:
Water will move out of the cell, causing it to swell.
Water will move into the cell, causing it to shrink.
Water will move into the cell, causing it to swell.
Water will move out of the cell, causing it to shrink.
Answer:
Water will move out of the cell, causing it to shrink.
Explanation:
When something with a low salt concentration is placed in a higher concentration of salt, the salt in the solution will try to suck out the water in the cell. Just remember why we hate salt, because it sucks! There's a little joke to help u remember. Thanks, Ms. Hoj :)
Answer:
CORRECT (SELECTED)
Water will move out of the cell, causing it to shrink.
Explanation:
The cell has lower concentration of solute and a higher concentration of water than the solution it is placed in. This means that water will move out of the cell, causing it to shrink.
Which one has higher ecosystem diversity, rain forest or desert?
Answer: The Rain forest
a change in the sequence of an organism's DNA always changes the organism's traits?
Answer:
DNA and Mutations. A mutation is a change in DNA, the hereditary material of life. ... So a change in an organism's DNA can cause changes in all aspects of its life. Mutations are essential to evolution; they are the raw material of genetic variation.
Explanation:
ASAP WILL GIVE BRAINLIEST
Harry wrote the following examples of homeostasis:
Example 1: An electric blanket provides warmth when it's cold
Example 2: The kidney and other organs remove waste from the human body
Example 3: Some animals migrate to find food
Example 4: Power plants provide electricity for homes
Which of these is a correct example of homeostasis?
Example 1
Example 2
Example 3
Example 4
It is example 2.
Explanation:
Answer:
B, example 2
Explanation:
I took the test myself I know its right
if you want an answer to a different question on this quiz ask me in the comments.
Science Work, Help Please!
1. A. What is diffusion?
1. B. Use diffusion to
explain what happens when you drop a
sugar cube into a mug of hot tea.
2. A. What is osmosis?
2. B. Describe how water molecules
move through the cell membrane during
osmosis.
Answer:
Diffusion is the spreading of something more widely. When you drop a sugar cube in hot tea the sugar cube spreads out and the sugar starts to dissolve in the tea. Osmosis is a process by which molecules of a solvent tend to pass through a semipermeable membrane from a less concentrated solution into a more concentrated one, thus equalizing the concentrations on each side of the membrane. If the concentration of water molecules ouside the cell is lower than the concentration of water molecules outside the cell then the water moves out through osmosis. Water travels through the cell membrane.