Answer:
Answers for the whole test are:
1.Infrared waves have lower frequencies than ultraviolet waves. Since frequency and energy are directly proportional, infrared waves also have less energy than ultraviolet waves.
2.The student should model a convex lens because it directs light toward the center of the lens.
3.It transfers energy without transferring mass.
4. to disinfect surgical rooms
5. X-rays would be best because they are high-energy waves that can penetrate solids.
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which is a function of the testes?
Answer:
The testes are oval organs about the size of very large olives that lie in the scrotum, secured at either end by a structure called the spermatic cord. Most men have two testes. The testes are responsible for making testosterone, the primary male sex hormone, and for producing sperm.
Explanation:
Which two system work tougher to provide oxygen to cell
Answer:
the respiratory system and the circulatory system
Explanation:
True or False, a Salamander is an amphibian?
Identify the moon phase pictured below
IDENTIFY
Answer:
first quarter
Explanation:
This is the chemical reaction that occurs duting photosynthesis, identify which of these is a product in this chemical
reaction
explain the relationship between blood volume and blood pressure to do with the renin angiotensin system
Answer: blood volume increases arterial pressure blood pressure fluid Renin by itself does not really affect blood pressure. Instead, it floats around and converts inactive forms of angiotensin into angiotensin I.
Explanation:
What type of articulation moves the least?
O cartilaginous joints
o fibrous joints
o synovial joints
O ball-and-socket joints
The answer is Fibrous joints
Answer:
fibrous joints
Explanation:
There is no cavity, or space, present between the bones and so most fibrous joints do not move at all, or are only capable of minor movements.
What is the mass of the atom below?
P: 27
W: 32
O 27
O 32
O 10
O 59
Answer:
i am pretty sure the answer is 59. The total mass of your atom is 59.4913 u. i hope this helped
Explanation:
Refer to the diagram (Figure 2) provided below. Which process is taking place?
A. Meiosis |
B. Meiosis
C. Meiosis ||
D. Mitosis
Answer:
Meiosis 2
Explanation:
This can be seen because you end up with 4 haploid daughter cells so mieosis is complete
Without Oxygen.....
A. A cell cannot perform fermentation
B. the electron transport chain cannot function
C. ATP cannot be produced by cells
D.a cell cannot perform glycolysis
Water makes up approximately 60% of the human body and plays a vital role in regulating body temperature. Which property of water allows it to prevent large fluctuations in body temperature?.
Water makes up approximately 60% of the human body and plays a vital role in regulating body temperature. Option D. Water has a high capacity for heat, preventing large fluctuations in body temperature.
Body temperature is described by way of the amount of heat had to increase the temperature of 1 gram of a substance by degree Celsius (°C). Water has a high unique heat, which means it takes extra strength to grow the temperature of the water as compared to other materials.
Water has the unique ability to dissolve many polar and ionic materials. this is essential to all living matters due to the fact, that as water travels via the water cycle, it takes many precious vitamins.
The hydrogen bonds among water molecules supply water the ability to hold heat better than many other materials. because the temperature rises, the hydrogen bonds among water always break and reform, allowing for the general temperature to remain stable, although improved strength is introduced to the device.
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Disclaimer:- your question is incomplete, please see below for the complete question.
A. Water is a good solvent.
B. Water exhibits strong cohesion.
C. Water has an unusual crystalline structure.
D. Water has a high capacity for heat.
What can you remember natural selection as.
I NEED HELP ASAP !!!
If you mean the types then, Stabilizing selection, directional selection, diversifying selection, dependent selection, and sexual selection all contribute to the manner natural selection will have an effect on variation among a population.
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it is sometimes difficult to say whether an event is behavior or physiology. it is sometimes difficult to say whether an event is behavior or physiology. true false
False. It is sometimes difficult to say whether an event is behavior or physiology.
Physiology is the study of life, especially the functioning of cells, tissues, and organisms. Physiologists are constantly striving to answer important questions in areas ranging from the function of individual cells to the interaction of human populations with the environment of the Earth, Moon, and beyond. Physiologists work in laboratories, libraries, the field, and space. For example, physiologists can study how a particular enzyme contributes to the function of a particular cell or organelle. Physiologists can use simple neural networks in snails to answer questions about the underlying mechanisms of learning and memory.
Physiologists can study the cardiovascular systems of animals to answer questions about heart attacks and other human diseases. Physiologists study how the body adapts to the extreme temperatures and environments encountered on Earth or the weightlessness of space flight, to see how life processes cope with these environmental stresses.
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The cells of the yellow dung fly contain 5 pairs of autosomal chromosomes and one pair of sex chromosomes. Upon completion of Meiosis II, how many chromosomes will each yellow dung fly gamete contain?
A. 5
B. 6
C. 10
D. 12
E. 24
Answer:
12
Explanation:
6 chromosomes. Each gamete will contain half the number of chromosomes compared to the parent cell after Meiosis II.
Option (B) is correct.
During Meiosis II, the number of chromosomes in each gamete is halved compared to the parent cell. In the case of the yellow dung fly, which has 5 pairs of autosomal chromosomes and one pair of sex chromosomes, the total number of chromosomes is 2*(5+1) = 12.
However, Meiosis II separates sister chromatids, resulting in the formation of four haploid daughter cells (gametes) with half the chromosome number of the parent cell. Therefore, each yellow dung fly gamete will contain 12/2 = 6 chromosomes.
The options given in the question are not consistent with the expected outcome. The correct answer should be B. 6 chromosomes, as the gametes will have half the number of chromosomes as the parent cell after Meiosis II.
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in which way are photosynthesis and cellular respiration different
Answer:
Cellular respiration produces oxygen, while photosynthesis uses oxygen. Photosynthesis releases energy, while cellular respiration stores energy. ... Oxygen is produced during cellular respiration and stored during photosynthesis. Carbon dioxide and water released by cellular respiration are used in photosynthesis.
Explanation:
2.
When you rub your palms together,
A sliding friction occurs.
B static friction occurs.
C rolling fnction occurs.
D fluid friction occurs.
Most superficial layer of the epidermis, characterized by dead, keratinized squamous cells.
The stratum Corneum is the Most superficial layer of the epidermis, characterized by the dead, keratinized squamous cells.
It is the superficial and skin-deep layer of the epidermis. This layer of the skin is exposed to the exterior environment. It contains increased keratinization of the cells and its name is also based on it.
Stratum Corneum contains about 20 layers of cells and it is responsible for providing protection to the underlying soft and sensitive layers.
This layer is replaced after every 4 weeks because the old cells are shed off and the new cells are provided by stratum granulosum.
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Pockets of the
Patagonian habitat would
collapse without green
backed firecrowns. No
other creature can
pollinate these plants.
What is the BEST definition of
*collapse" as it is used above?
The collaspse meaning is to break apart or be ruined.
In an ecosystem, there are various species that interact with each other and also with their surrounding so an ecosystem is an interaction between the biotic factors and abiotic factors and there are many species that are very specific for their survival for example there are species present in the Patagonian habitat where are species like pockets plants can get pollinated only by the green-backed fire crowns and these species are specific to these creatures because no other than backed fire crowns can pollinate the species and in this case if anyone of the species is finished or endangered the other species survival is also in danger and in this case if the species backed fire crowns are under threat and are completed the Patagonian habitat would also collapse or will break apart and be ruined or exhausted because there will be no reproduction and due to this no generations and loss of species and then loss of habitat and these type of species are called as keystone species as for the petagonian habitat these are the only species forming up thge ecosystem in that area and if tthese two species collapse then the entire ecosystem will cease to exist altogether .
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energy is needed to carry out life processes such as growth, repair, reproduction, movement, and defense.
Because it is a fundamental human requirement, energy is crucial to our daily activities. Not only do we utilize energy to heat the buildings we have built, but we also use it to cool them. Energy is required for many activities, including getting out of bed, walking down the street, and even lifting your finger.
What is the role of energy in life processes?Energy is required for life activities to take place inside every cell of all living things. Molecules require energy to be built and broken down, as well as to be transported through plasma membranes. Every task in life requires energy.
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I understand question you are looking for :
How do living organisms acquire energy ?
What conclusion can be drawn from the Theory of Plate Tectonics?
A.
Earth's geography is continually changing.
B.
Earth is slowly expanding.
C.
Earth's ocean basins are continually enlarging.
D.
Earth is continually losing heat.
Deletion of a DNA base from a gene affects an organism by—
Causing future gametes to have additional chromosomes
Changing the sequence of amino acids in a protein
Causing chromosome fragments to form long chains
Changing the structure of ribose sugar in nucleic acids
Answer:
Deletion of a DNA base from a gene affects an organism by changing the sequence of amino acids in a protein.
Explanation:
A DNA fragment forms a gene, with a specific sequence of nitrogenous bases, which determines the synthesis of a specific protein. When a deletion of a base occurs in such a gene, it affects:
Transcription of the mRNA, which will have the sequence of altered bases. During translation, the mRNA codons will encode at least one different amino acid. The structure of the synthesized protein, which will be altered by changes in its amino acid sequence.In summary, the deletion of a base in the DNA will affect the protein to be synthesized by changing the amino acid sequence of its structure.
The other options are not possible, because the deletion of a base in the DNA of a gene
Does not influence the number of chromosomes that the gametes will have.
It does not produce long chains in the chromosomes.
It does not affect the ribose structure of the nucleic acids.
Deletion of a DNA base from a gene affects an organism by :
B) Changing the sequence of amino acids in a protein.
DNADeletion of a DNA base from a gene affects an organism by the changing the sequence of amino acids in a protein.
A DNA part shapes a quality, with a particular arrangement of nitrogenous bases, which decides the blend of a particular protein. When a erasure of a base happens in such a quality.
Transcription of the mRNA, which is able have the arrangement of changed bases.
The structure of the synthesized protein, which can be changed by changes in its amino corrosive sequence.
Thus, the correct answer is B.
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Hemophilia is an X-linked recessive disorder that is passed through generations and can be traced by using a pedigree.
A genetic pedigree is shown. The parents of Irena have alleles of Upper X Superscript Upper H baseline Upper Y and Upper X superscript Upper H baseline Upper X Superscript h.
In the pedigree that is shown, which represents Irene's allele combination?
XhXh
XHXh
XHXH
XhY
Answer: C. XHXH
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Answer:
C.)
Explanation:
During division, the code for the protein cytochrome-C had the code for proline
changed to the code for leucine. This type of change in the genetic material is
known as a -
A. redundant mutation
B. frameshift mutation
C. point mutation
D. chromosomal mutation
Answer:
Point Mutation
Explanation:
The type of change described, where the code for proline is changed to the code for leucine during division, is known as a point mutation. The correct option is C.
A point mutation refers to a change in a single nucleotide base of the genetic material (DNA or RNA).
In this case, the change occurred at a specific position in the genetic code, resulting in the substitution of one nucleotide for another. This substitution led to a different amino acid being incorporated into the protein sequence.
Thus, based on the description provided, the correct answer is C. point mutation, as it involves the specific substitution of one nucleotide for another in the genetic code.
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What type of cell is Cell B?
Choose 1 answer:
(Choice A)
Bacterial cell
(Choice B)
Plant cell
(Choice C)
Fungal cell
(Choice D)
Animal cell
Answer:
D
Explanation:
becoz it is an animal cell
Answer:
I think the answer is B.
Explanation:
I hope this help
Which of the following would MOST LIKELY result if more farmers began to plant only genetically modified crops that have an increased tolerance to insects?
A,This will cause genetically immune humans.
B.The genetic diversity of the crops will decrease.
C.There will be an increase in the toxicity levels in humans.
D.Farmers will use more pesticides causing harm to humans.
Answer:
B. the genetic diversity of the crops will decrease
Explanation:
without the influence of the insects, the crops will have no reason to change
Give an example of convection.
Answer:
radiator -
A radiator puts warm air out at the top and draws in cooler air at the bottom. steaming cup of hot tea -
The steam you see when drinking a cup of hot tea indicates that heat is being transferred into the air. ice melting -
Ice melts because heat moves to the ice from the air.
Explanation:
What would cause a change in the phenotype of an offspring?
Answer:
In most sexually reproducing organisms, each individual has two alleles for each gene (one from each parent). This pair of alleles is called a genotype and determines the organism's appearance, or phenotype.
Explanation:
In which of the following processes does water become water vapor?
Answer:
evaporative cooling
Explanation:
What does the speed of an object tell you about that object's motion?
OA. How far the object travels to come toa stop
O B. How much time the object takes to move faster
OC. How far the object moves in a certain amount of time
OD. How much the object slows down in a certain amount of time
Answer:
C - how far the object moves in a certain amount of time
name the two things a fetus does to prepare for birth
Answer:
They found that changes in telomeres, part of our DNA that responds to aging, become present in the amniotic fluid as the placenta and other pregnancy tissues get older. These cells could be telling the baby that it's time to be born.
Explanation:
Answer:
During the 28th and 32nd weeks of pregnancy, the baby will begin turning itself into a head-down position, and the baby will also move lower in the pelvis.
Explanation: