Look at the chart below to answer this question. Which substance is the LEAST dense of the three substances?
Substance A
Substance B
Substance C
Answers
Answer:
Substance B
Explaination: Density is a measure of how heavy something is compared to its size. If an object is more dense than water it will sink when placed in water, and if it is less dense than water it will float. Density is a characteristic property of a substance and doesn’t depend on the amount of substance.
Related Questions
How are osmosis and diffusion alike?
Both move molecules from areas of high concentration to areas of low concentration.
Both processes occur through permeable bilayer membranes.
Both require additional energy provided by channel proteins.
Both allow solute molecules to move across a semipermeable membrane
Answers
Osmosis and diffusion are two essential processes that happen in our body. Both the processes have certain similarities that are as follows:
Both allow solute molecules to move across a semipermeable membraneBoth move molecules from areas of high concentration to areas of low concentration. Therefore, option (D) is correct regarding the similarities between osmosis and diffusion. It is also essential to note that osmosis and diffusion differ in the types of molecules being transported and in the direction of transportation. In diffusion, all types of molecules and particles can move, while in osmosis, only water molecules can move.
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anyone really good at biology can help me
Answers
Answer:
im kinda okay
Explanation:
what do you need help on?
Answer:
Ok I will also hepl.
Explanation:
What is your question
A football team lost 14 yards on their first play then lost another 7 yards on the next play. what internet represents the total change in yards for the two plays?
Answers
Answer:
-21
Explanation:
Guessing autocorrect took "integer" and put in "internet"?
- 14 yards -7 yards = -21 yards
A person eats food prepared on a kitchen counter covered with living infectious bacteria. Which of the following best describes an example of how the bacteria might resist the person's nonspecific immune defenses?
Phagocytes that try to engulf the bacteria are soon destroyed by enzymes produced by the bacteria.
B cells are blocked from binding to the bacteria antigens because of enzymes secreted by the bacteria.
Infection would not be able to destroy the bacteria.
Plasma cells that would normally mark the bacteria for destruction are avoided by the bacteria.
Answers
Answer: Phagocytes that try to engulf the bacteria are soon destroyed by enzymes produced by the bacteria.
Explanation:
Answer:
Its A.
Explanation:
Phagocytes that try to engulf the bacteria are soon destroyed by enzymes produced by the bacteria.
I just took the test and got it correct.
State and describe three major factors that lead to reef erosion.
Answers
Reef erosion has occured due to overfishing, pollution and unsustainable forms of tourism, among other reasons.
Due to the increasing pollution, there are a number of toxicants and pollutants released in the air and water. As a result, there can be an increase in the growth of algae and other organisms that can hinder the growth or destroy the reefs.
Overfishing is also harmful to the coral reefs. Fishing nets left as debris cause entangling of the live corals which tears them away from their bases. The anchors used for fishing also can break and ruin coral reef colonies.
Increased tourism also adversely affects coral reefs. Irregukarized building of hotels and tourist places, irresponsible business management as well as irresponsible behavior of tourists also poses a threat to reefs.
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The question is in the picture
Answers
Answer:
Nitrogen base
Nitrogen base I think
Explanation:
(10 points)
The diagrams below show some changes in an
environment over time.
(A)
(B)
(C)
Which phrase best describes this sequence of
diagrams?
(1) the path of energy through a food web in a
natural community
(2) the altering of an ecosystem by a natural
disaster
(3) natural communities replacing each other in
an orderly sequence
(4) similarities between an aquatic ecosystem
and a terrestrial ecosystem
(D)
r
Answers
Answer:
The correct answer is - (3) natural communities replacing each other in an orderly sequence
Explanation:
In this diagram, there is ecological succession occurred, the process of the new natural community over the older natural community in an orderly sequences.
In this case, there are change from an aquatic ecosystem to new land ecosystem by changing various biotc and abiotic factors. The ecosystem go through various changes and physical changes.
Beneficial bacteria are found in our digestive tract
A. true
B. False
please help
I will give brainliest and 5 * and 10 points for the best answer
I don't want to see an link if I do you will be reported
Answers
Using the karyotype below and the chart from the last screen:
A. Determine the sex of the patient
B. State the total number of chromosomes of the patient
Diannose the patient.
Answers
B. 47 chromosomes
C. Triple X syndrome
Three out of the four traits below belong to the same organism. Choose the trait that does NOT belong:
parapod
chaetae
proboscis
spongin
Answers
Spongin does not belong to the same organism as the other three traits. Parapod, chaetae, and proboscis are all features commonly found in various organisms, while spongin is specific to a particular group. Here option D is the correct answer.
Parapod refers to a pair of fleshy appendages found in certain annelid worms, such as polychaetes. These structures aid in locomotion and respiration, providing a wide surface area for movement and gas exchange.
Chaetae, also known as setae, are bristle-like structures found in many invertebrates, including annelid worms. They serve multiple functions, such as providing traction for movement, defense, and sensory perception.
Proboscis is a long, tubular structure found in various animals, including insects, mollusks, and some mammals. It is often used for feeding, sucking liquids, or probing for food sources. Examples include the proboscis of a butterfly or the trunk of an elephant.
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Complete question:
Which of the following traits does NOT belong to the same organism?
A) Parapod
B) Chaetae
C) Proboscis
D) Spongin
26 POINTS!!!!!!!! | Which statement best describes trait distribution?
A.) Distribution describes how the variation in traits is spread across a population.
B.) Distribution describes the different traits that are found in a population.
C.) Distribution describes how individuals in a population are spread across their habitat.
D.) Distribution describes the different traits that are found in a species.
Answers
Answer: I think its b not sure though
Explanation:
have a great day :)
The statement which best describes trait distribution is: B. Distribution describes the different traits that are found in a population.
What is a trait?
A trait can be defined as a distinguishing quality, feature or characteristic that is possessed by a living organism and it differentiates from other species of organisms.
Generally, a trait is commonly transferred from the parent of a living organism to her offspring, so as to distinguish him or her from others.
The examples of traits:
In Genetics, some examples of traits include the following:
Colorblindness Curly hairHeight ComplexionOn a related note, a trait distribution refers to different traits that are possessed by a living organism found in a population.
In conclusion, trait distribution is described as different traits that are found in a population.
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Where can proteins be found when part of a plasma membrane?
Answers
Answer:
Peripheral membrane proteins are found on the outside and inside surfaces of membranes, attached either to integral proteins or to phospholipids. Unlike integral membrane proteins, peripheral membrane proteins do not stick into the hydrophobic core of the membrane, and they tend to be more loosely attached.
Explanation:
How is a cell like a stadium
Answers
Answer:
A Cell Wall is like the structure of the stadium because the both hold the cell together and protect from attack
Explanation:
what happens during interphase?the nucleus grows to its full cell grows to its full nucleus divides into two cell divides into two cells.
Answers
During interphase, which is the longest phase of the cell cycle, the cell undergoes several crucial processes in preparation for cell division. It can be divided into three main stages: G1 (Gap 1), S (Synthesis), and G2 (Gap 2).
In the G1 phase, the cell grows in size, performs its regular metabolic activities, and prepares for DNA replication. The nucleus is intact and not dividing during this stage.
The S phase is characterized by DNA replication, where the cell's genetic material is duplicated. Each chromosome forms two identical sister chromatids that remain attached at the centromere.
The G2 phase follows DNA replication and is focused on cell growth and preparation for division. The cell continues to synthesize proteins, increase in size, and check for any DNA damage or errors.
Therefore, during interphase, the cell grows in size, performs necessary metabolic activities, replicates its DNA, and ensures proper preparation for subsequent cell division.
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HELP...ill give brainliest! PICTURE ATTATCHED!!!!!!
Answers
Answer:
D I think is the answer
Plants make sugar from sunlight through ______.
A. Phloem
B. photosynthesis
C. Xylem
D. osmosis
Answers
Answer:
B. Photosynthesis
Explanation:
Photosynthesis is the process plants go through to make glucose, also known as sugar.
True or false
Prokaryotic cells can’t replicate DNA, because they do NOT possess nuclei.
Answers
Answer:
False
Explanation:
Prokaryotes do have their genomic DNA concentrated and localized to a small area within the cell (nucleoid region). So it's not entirely accurate to say that prokaryotes don't have a nucleus.
Answer:
true
Explanation:
prokaryotics are cells without nucleus
GIVING BRAINLIEST!!!
Birds ______________ when resources such as food and nesting locations are low. Migrating is a behavioral adaptation.
Answers
Answe
Explanation:
Birds __MIGRATES__when resources such as food and nesting locations are low. Migrating is a behavioral adaptation.
Answer:
Person above was right. Birds migrate when resources are low.
Explanation:
Chrome 2022.
normal components and a messenger rna (mrna) with the sequence 5′−uuuugccauguuugugcu−3′. what is the sequence of the radiolabeled peptide renata produces?
Answers
The sequence of the radiolabeled peptide produced by Renata can be determined by translating the mRNA sequence using the genetic code. The genetic code is a set of rules that specifies how the sequence of nucleotides in mRNA is translated into the sequence of amino acids in a protein. Each three-nucleotide sequence, called a codon, corresponds to a specific amino acid or a stop signal.
The mRNA sequence provided is 5′−UUUUGCCAUGUUUGUGCU−3′. To determine the sequence of the radiolabeled peptide produced by Renata, we can use the genetic code to translate the mRNA sequence into the corresponding amino acid sequence. Each codon in the mRNA sequence codes for a specific amino acid, and the sequence of codons determines the order of amino acids in the peptide chain. Using the genetic code, we can translate the mRNA sequence into the corresponding amino acids. Starting from the 5' end of the mRNA sequence, the codon UUU codes for the amino acid phenylalanine (Phe). The codon GCC codes for the amino acid alanine (Ala), and so on. By translating each codon, we can determine the sequence of amino acids in the peptide produced by Renata. Therefore, based on the provided mRNA sequence, the radiolabeled peptide sequence produced by Renata would be Phe-Ala-Met-Leu-Cys.
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what critical service supports shared objects, logon services, print services, and remote procedure calls?
Answers
The critical service that supports shared objects, logon services, print services, and remote procedure calls is the Remote Procedure Call (RPC) service.
This is an inter-process communication (IPC) technique that enables the communication between a client and server process across different networks, even on different operating systems. RPC service enables a client to invoke a method on a server and receive a response as if the client were running on the same device as the server. The primary function of RPC service is to facilitate the communication between client and server programs over a network. RPC service is built on a client-server model that runs as a service on the server and handles client requests sent by the client as input parameters in a method call.
RPC service supports shared objects, logon services, print services, and remote procedure calls through various protocols like Transmission Control Protocol (TCP), User Datagram Protocol (UDP), and Remote Direct Memory Access (RDMA). RPC service is an essential part of the Windows operating system and is required for many system processes and applications to function correctly. It plays a crucial role in the Windows environment as it provides a common mechanism for different processes running on different machines to communicate with each other. So therefore he Remote Procedure Call (RPC) service is the critical service that supports shared objects, logon services, print services, and remote procedure.
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mutations that eliminate a contiguous region in the drosophila embryo's segmentation pattern are called
Answers
Mutations that eliminate a contiguous region in the Drosophila embryo's segmentation pattern are called pair-rule mutations.
What is a pair-rule mutation?A pair-rule mutation is a type of genetic mutation that disrupts the regular patterning of segments in the developing embryo of Drosophila, causing the loss of every other segment or segment half in the final adult organism. Pair-rule genes are responsible for the development of the embryo, and their mutations are called pair-rule mutations.
A pair-rule mutation eliminates a contiguous region in the drosophila embryo's segmentation pattern by disrupting the regular patterning of segments in the developing embryo of Drosophila, causing the loss of every other segment or segment half in the final adult organism.
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In eukaryotes, transcription factors and enhancer sequences are used to regulate transcription. Classify the following statements as true or false. TRUE ___
FALSE ___
- Transcription factors bind to the entire enhancer sequence. - Enhancer sequences are composed of DNA base pairs - Enhancer sequences directly alter transcription levels. - Transcription factors always decrease transcription levels. - Enhancer sequences can be located thousands of base pairs downstream from the transcription start site.
Answers
Eukaryotic repressors bind to specific DNA sequences and prevent transcription, just like their prokaryotic counterparts. Hence (b) and (c) are true and (a), (d) and (e) are false.
A true statement is that enhancer sequences can be found thousands of base pairs after the transcription start point. DNA base pairs make up enhancer sequences. False: Enhancer sequences modify transcription levels directly. Levels of transcription are always increased by transcription factors. The whole enhancer sequence is where transcription factors bind. Enhancer regions, in addition to promoter sequences, aid in enhancing transcription. Enhancers may exist upstream, downstream, inside a gene, on different chromosomes, or anywhere in between. Enhancer areas are where transcription factors bind to promote or inhibit transcription. Both transcriptional activators and repressors control gene expression in eukaryotic cells.
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In eukaryotes, transcription factors and enhancer sequences are used to regulate transcription. Classify the following statements as true or false. TRUE ___
FALSE ___
a. Transcription factors bind to the entire enhancer sequence.
b. Enhancer sequences are composed of DNA base pairs
c. Enhancer sequences directly alter transcription levels.
d. Transcription factors always decrease transcription levels.
e. Enhancer sequences can be located thousands of base pairs downstream from the transcription start site.
Bluebells in Different Locations
Plants known as bluebells exist in England,
Scotland, and the United States. In each of
these locations, however, the plant known as
a bluebell is very different from the plants
called bluebells in the other two locations.
Which of these is demonstrated by the information above?
O a
b
The need for controlling variables in experiments
The need for classifying and naming organisms scientifically
The importance of predicting trends from scientific data
The importance of questioning experimental evidence
c
Od
Answers
Answer: The need for classifying and naming organisms scientifically
Explanation:
Lungs, Trachea, Diaphragm, Nose: Which organ system do these belong to?
Circulatory
Excretory
Digestive
Musculoskeletal
Respiratory
Answers
Answer:
Respiratory
Explanation:
they all come together and help with breathing and oxygen :)
Answer: respiratory system
Explanation:
a major difference between fetal blood flow and adult blood flow is that in the fetus thegroup of answer choicesinternal iliac arteries are known as umbilical arteries.inferior vena cava contains blood high in oxygen.pulmonary artery delivers blood to the lungs.femoral vein contains blood low in oxygen.
Answers
A major difference between fetal blood flow and adult blood flow is that in the fetus the internal iliac arteries are known as umbilical arteries. The inferior vena cava contains blood high in oxygen, and the pulmonary artery delivers blood to the lungs.The circulatory system is responsible for blood flow in the human body.
Blood circulation is divided into two distinct phases: fetal blood flow and adult blood flow. The fetus has a unique blood flow system. Oxygen and nutrients are provided to the fetus by the umbilical cord.The internal iliac arteries are the primary vessels that supply blood to the fetal pelvis and lower limbs. These arteries become known as the umbilical arteries in the fetus. The umbilical cord carries oxygenated blood from the placenta to the fetus and returns deoxygenated blood to the placenta.The inferior vena cava (IVC) is a major vein that carries deoxygenated blood from the lower half of the body to the right atrium of the heart in adults. Blood with high oxygen content is found in the IVC in the fetus.
The pulmonary artery carries deoxygenated blood from the heart to the lungs, whereas the pulmonary veins transport oxygenated blood from the lungs to the heart. Blood with low oxygen content is found in the femoral vein of the adult body.Fetal blood flow and adult blood flow differ significantly. The umbilical cord in the fetus carries oxygenated blood from the placenta to the fetus and returns deoxygenated blood to the placenta. The internal iliac arteries supply blood to the fetal pelvis and lower limbs. The inferior vena cava carries blood high in oxygen, while the pulmonary artery carries blood low in oxygen. The femoral vein carries blood low in oxygen in adult circulation.
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Which of the following statements about the population in this graph is true?
It is increasing slowly.
It is increasing rapidly.
Answers
Answer:
It is increasing rapidly.
here is your answer
don't forget to give some hearts
Explanation:
The statement which is true about the population in this graph is that it is increasing rapidly. Thus, the correct option for this question is B.
What is a Population?A population may be defined as a group of individuals belonging to the same species living in the same area at a definite time. The size, density, birth rate, death rate, and abundance, are some characteristics of a population. These characteristics of the population are known as demographic factors.
According to the context of this question, the axis of the graph is increasing very rapidly. It determines the rate of population towards rapid growth. The growth of any population depends on various factors such as space, food, resources, mating partners, availability, etc.
Therefore, the statement which is true about the population in this graph is that it is increasing rapidly. Thus, the correct option for this question is B.
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find a click the arrow that represents the direction in which the mRNA. like DNA mRNA is always built from the 5 direction to the 3 graph
Answers
Answer: the right
Explanation:
I jus did it rn
the top arrow . the arrow to the right
which of these is a product of photosynthesis and a requirement for cellular respiration? a) carbon dioxide b) glucose c)water d) sunlight
Answers
Answer:
b.) glucose
Explanation:
Hello There!
These are the products and requirements for both Photosynthesis and Cellular Respiration
For Photosynthesis
What is required: Sunlight, Carbon Dioxide and Water
The products: Oxygen and Glucose
For Cellular Respiration
What is required: Glucose and Oxygen
The products: Water and Carbon Dioxide
Now that we have some background information about the products and what is required lets look back at the question
which of these is a product of photosynthesis and a requirement for cellular respiration?
Out of the answer choices the correct one would be Glucose.
Glucose is indeed a product of photosynthesis and Glucose is also required for Cellular respiration to take place
Answer:
B. Glucose
Explanation:
what are the two main gases in the earth's atmosphere today?
Answers
nitrogen and oxygen r the main gases in the earths surface of atmosphere today in common
Answer:
n & O
Explanation:
nitrogen and oxygen
What is the meaning of STEM
Answers
Answer:
Science, Technology, Engineering, and Math.
Answer:
problem solving creativity critical analysis
STEM is an approach to learning and development that integrates the areas of science, technology, engineering and mathematics. Through STEM, students develop key skills including: problem solving. creativity. critical analysis.
Explanation:
This should help! Have a great day!!