The relationship between the elephants and the birds is called commensalism.
Commensalism is a relationship between two organisms of different species in which one organism benefits from the other, and the other is neither harmed nor benefited. This type of relationship usually occur between a larger host, and a smaller commensal (the organism that benefits from the relationship). The commensal can benefit by obtaining nutrients, or shelter from the host organism, which is not affected. From the question given, the small birds obtain their food from the elephants, and the elephants do not benefit, and are not harmed in the relationship. This relationship is an example of commensalism.
Does this show the geocentric or heliocentric idea of the solar system? Explain the difference.
It shows the heliocentric idea of the solar system. In this view, the sun is at the center of the
solar system with planets orbiting around it. In the geocentric view, the earth is at the center of
the solar system.
What is the first step in determining whether a group of scientists had created false data in a study?
Answer:
B
Explanation:
reading through the experimental procedure and comparing it to data given
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Which taxonomic level for a given genus includes the greatest number of species?
Which taxonomic level for a given genus includes the greatest number of species?
Answer: Phylum
The best place to store grains to reduce the risk of cross-contamination is
Answer: The best place to store grains to reduce the risk of cross-contamination is next to canned peaches
Options
1. Next to the frozen fish
2. Labeling and dating rejected items
3. Next to canned peaches
4. Under the ground beef
Explanation: By storing foods in a cold place, the lack of heat energy prevents microbes from growing on grain products. In addition, grains should be stored in a dry place so that the lack of moisture prevents molds and other microbes from surviving and reproducing. Finally, grains should be placed in a container in order to best avoid possible contamination by environmental microbes.
In order to best avoid cross-contamination, grains should be stored next to other canned products or by themselves. Storing it near fresh produce such as beef, fish, other protein products, or near other vegetables runs the risk of microbes from the other produce contaminating the grain. Thus, the best answer for this question is that the grains should be stored next to canned peaches to best avoid cross-contamination. Since the peaches are in a sealed container, it greatly reduces the risk of microbial transfer between these two products.
Storing grains next to frozen fish or under ground beef poses a much greater risk for contamination. Raw meat can still contain pathogenic bacteria, even if frozen. Thus, storing grains next to these products runs the risk of bacterial cross-contamination. Thus, neither of these options are the best location to store grains.
Labeling and dating rejected items is a way to keep track of food processing, but does not provide a suitable place to store grains.
Genetic engineering occurs when
scientists make an exact copy of an organism
scientists remove genes from a cell to study them
scientists turn genes on and off in order to change a characteristic
scientists make two animals mate in order to produce offspring with desired traits
The main difference between heat and temperature is that temperature is solely dependent on the?
A. velocity of molecules within a body.
B. composition of a body.
C. state of matter.
D. mass of a body.
NEED ASAP PLEASE!!!! Which of the following incorrectly matches the term with its location?
A. DNA is found in a chromosome
B. Chromosomes are found in the nucleus of a cell
C. Genes are located in a nucleotide
D. Nitrogen bases are located in the central rungs of a DNA ladder.
Answer:
The answer is C.
Explanation:
Where in Earth is a diamond formed? What event must occur in order for a diamond to reach Earth's surface?
Diamonds are formed deep within the earth about 100 miles or so below the surface in the upper mantle. The combination of high pressure and high temperature is what causes diamonds to form.
Diamonds that appear at the surface of the earth were brought up by very deep -seated volcanic eruption. It is a very rare and unique kind of volcanic eruption that is very violent. These eruptions occurred long ago carrying the already formed diamonds from the upper mantle to the surface of the earth.
On reaching the surface of the earth, it built up a mound of volcanic matter that eventually cooled, and the diamonds were contained within the cooled mound. These mounds are called Kimberlites and are typically the source of many of the world's mined diamonds.
In a diploid cell with 5 chromosome pairs (2n = 10), how many sister chromatids will be found in a nucleus at prophase of mitosis? Please explain why
The number of sister chromatids at the prophase of mitosis will be 20.
Further Explanation:
The cell cycle in eukaryotes comprises two stages: the mitotic phase and the interphase. The interphase is the growth phase during which the cell content grows and doubles with the accumulation of nutrients that are necessary for mitosis.
In the G1 phase of the interphase, the proteins and nutrients required for the S phase are synthesized. During this phase, the cell grows but does not undergo division. G1 phase is followed by the S phase during which replication of the DNA occurs and the cell's DNA content or the chromosome number doubles. The G2 phase is the cell's checkpoint to ensure that the DNA replication has been accomplished successfully with no damage. It also synthesizes protein machinery for the M phase for cell division to take place. In the M phase, the cell division occurs separating the DNA content equally into two daughter cells produced at the end of mitosis.
Here, the diploid cell has 5 pairs of the chromosome or the DNA content is 2n = 10. Each chromosome will have two chromatidsthat are joined at the centromere in the G1 phase.
After the S phase, the DNA content will double and each chromosome will comprise an identical sister chromatid pair. Therefore, there will be 20 sister chromatids after the completion of S phase or replication.
The M phase will start with the prophase containing 20 sister chromatids, two pairs from each chromosome. The sister chromatids will move towards the opposite pole and eventually divide into two daughter cells with an equal amount of DNA content (2n=10).
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Answer Details:
Grade: Higher School
Subject: Biology
Chapter: Cell division cycle
Keywords:
Cell cycle, cell division, interphase, mitosis, G1 phase, G2 phase, synthesis phase, chromosomes, DNA content, centromere, sister chromatids, DNA replication, daughter cells.
A medical researcher experimented with the effects of calcium intake on the healing time of broken bones. People who had similar broken bone injuries were divided randomly into two groups, one of which received a calcium supplement and one of which received a placebo. The data showed that there was no significant difference in healing times between the two groups, so the researcher concluded that calcium intake has no effect on bone healing time. Why is the conclusion of the researcher not justified?
Answer:
I think B
Explanation:
plz let me know if i'm wrong
If you adopt the _______ perspective, you'll reject an emphasis on what goes on in people's minds in favor of focusing on measurable behaviors that can be objectively measured. A. neuroscience B. behavioral C. cognitive D. psychodynamic
Having wet earwax (W) is a dominant trait in humans, and having dry earwax (w) is recessive. A father has the genotype WW, and the mother has the genotype Ww. a) What is the father's phenotype? (2 points) b) What is the mother's phenotype? (2 points)
Answer:
a) Wet ear waxed father
b) Wet ear waxed mother
Explanation:
Having wet earwax is a dominant trait in humans , represented by "W"
Having dry earwax is a recessive trait in humans , represented by "w"
When a dominant and recessive trait occur together, only the trait associated with the dominant allele is expressed.
Now a cross is being carried between two parents having following genotype
Father - "WW"
Mother - "Ww"
a) The fathers phenotype would be "wet earwax" as both the alleles "W" are dominant allele and thus father is a "dominant wet ear waxed homozygous father"
b) The phenotype of mother is "Wet earwax" as when a dominant and recessive trait occur together, only the trait associated with the dominant allele is expressed. Thus, mother is a "wet ear waxed heterogyzous mother"
How does oxygen and nutrients reach the deeper zones?
Dog breeders often mate dogs that have special traits that they will pass on to offspring. This is an example of
natural selection
artificial selection
evolution
survival of the fittest
Which describes a mutation that occurs within a gene? A single base pair can be added, removed, or changed. An extra base pair must be added for a mutation to occur. A single base pair must be removed for a deletion. Mutations always involve the deletion of a single base.
A mutation within a gene can occur as a point mutation, involving a single base pair with deletions, insertions, or substitutions. An insertion or deletion, or indel, can change the number of DNA bases, possibly leading to a frameshift mutation which disrupts the protein coding sequence.
Mutations within a gene can occur in several ways. A mutation that involves the change of a single base pair is known as a point mutation. This can happen through base pair deletions, insertions, or substitutions. Base pair substitutions involve the alteration of a single nucleotide, resulting in a transition (one purine or pyrimidine is replaced by another of the same kind) or a transversion (a purine is replaced by a pyrimidine, or vice versa).
Another type of mutation is an insertion or deletion (collectively known as indels), where extra base pairs are added or removed. The number of base pairs affected can range from one to thousands. An insertion changes the number of DNA bases in a gene by adding a piece of DNA, whereas a deletion removes a piece of DNA.
When one or more nucleotides are inserted or deleted, it can lead to a frameshift mutation which disrupts the normal reading frame of the gene. Such mutations tend to have a more significant effect on the resulting protein than substitutions because they can change the entire amino acid sequence that follows the mutation site.
Cellular respiration uses one molecule of glucose to produce Select one: a. 2 ATP molecules. b. 36 or 38 ATP molecules. c. 34 ATP molecules. d. There are no ATPs made in this process
Cellular respiration involves several processes. It uses one molecule of glucose to form 36 or 38 molecules of ATP, i.e., option b.
What is ATP?The energy currency of the cell is Adenosine Triphosphate, which means ATP. It is mainly formed in the mitochondria of the cell.
During cellular respiration uses one molecule of glucose to form 36 or 38 molecules of ATP.
Thus, the correct option is b.
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Cellular respiration uses one molecule of glucose to produce b) 36 or 38 ATP molecules
Cellular respiration converts glucose into energy, producing a outside of 36 or 38 ATP molecules in aerobic conditions.
Cellular respiration is the process through which cells convert glucose into usable energy in the form of ATP. In aerobic respiration, which involves glycolysis, the Krebs cycle, and the electron transport chain, one patch of glucose can produce a outside of 36 or 38 ATP molecules.This includes ATP generated through both .
The building blocks of rocks are
minerals
dried mud
atoms
molecules
A cystocentesis is a
answer.....Cystocentesis is a veterinary procedure where a needle is placed into the urinary bladder through the abdominal wall of an animal and a sample of urine is removed.
A cystocentesis is a procedure involving the puncture into the bladder to remove urine for diagnostic purposes. It is not the same as a cystoscopy, cystostomy, or cystotomy. The correct answer is B.
A cystocentesis is a medical procedure involving the puncture into the bladder to remove urine. This is often done to obtain a sterile urine sample, typically for diagnostic purposes such as testing for infections or other urinary tract problems.
To clarify:
Cystoscopy is the examination of the bladder and urethra using a cystoscope.Cystostomy is the creation of an artificial opening into the bladder.Cystotomy is an incision into the bladder.Thus, the correct answer to the question is: B. puncture into the bladder to remove urine.
Complete Question:
A cystocentesis is a ?
A. surgery to open up the urinary bladder.
B. puncture into the bladder to remove urine.
C. puncture into the chest cavity.
D. puncture into the abdominal cavity.
Which of these organs produces hormones under the influence of the pituitary gland?
A. Vagina
B. Fallopian tube (oviduct)
C. Uterus
D. Ovary
Can someone please help? I need help fast.
on which Financial Statement would you most likely find the amount that a retail organization spent for a year to acquire the merchandise they sale? Question 21 options: 1) Invoice 2) Balance Sheet 3) Income Statement 4) Packing slip
Nancy measured the volume of the liquid in her experiment five times (95.0 mL, 95.5 mL, 90.5 mL, 97.0 mL, 96.5 mL). The exact measurement is 96.1 mL. What can be concluded about the precision and accuracy of her measurements?
Answer:
The measurement is not at all accurate and precise
Explanation:
Precision of any measurement is its nearness to the actual value. Here, all the measurements [tex]95.0, 95.5, 90.5, 97.0, 96.5[/tex] have a significant difference in reference to the exact value i.e [tex]96.1\\[/tex]. Thus, all these measurements are not precise.
The accuracy of any measurement is its exactness to the actual value. Here, none of the values lie near to the exact measurement i.e [tex]96.1\\[/tex]. Thus, all the measurements are not accurate even.
Water is often called the "universal solvent" because many substances can be dissolved in water. What property of water allows it to be such a versatile solvent?
a) The positive and negative charges on water molecules form strong attractions toward ions and other charged particles.
b) The neutral pH of pure water means there are no other molecules to interfere with the dissolving process.
c) The high specific heat capacity of water allows it to absorb large amounts of solutes with very little energy needed.
d) The low density of liquid water means there is room for solutes to fit in between the water molecules.
The property of water that allows it to be such a versatile solvent is the positive and negative charges on water molecules form strong attractions toward ions and other charged particles. The correct option is a.
What is water?Water is a compound that is made of oxygen and hydrogen. Water is liquid at a normal temperature. It converts into vapor at high temperatures. It is a universal solvent, and all living bodies consist of water.
The oxygen has 6 valence electrons of which four are accepted by hydrogen and two are left, these electrons joined other atoms. They have positive and negative charge ends.
Thus, the correct option is a) The positive and negative charges on water molecules form strong attractions toward ions and other charged bodies.
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How do advances in technology improve the study of anatomy and physiology?
A. They allow scientists to use inquiry skills such as observing, predicting, analyzing, and drawing conclusions.
B. They allow scientists to perform new investigations and test new ideas they may not have been able to do in the past.
C. They allow scientists to investigate the anatomy of actual specimens, such as cadavers, instead of using models or simulations.
D. They allow scientists to use the scientific method, which past scientists could not use as effectively.
Answer: B. They allow scientists to perform new investigations and test new ideas they may not have been able to do in the past.
Explanation:
The science is the discipline which includes information about nature and natural phenomena. Technology is the field of science which utilizes the knowledge of science for research and innovation. The advancement in technology can be used to perform the investigations and perform tests related so as to answer questions or queries related to the field of anatomy and physiology. It can help in conducting research and solving problems which were not solved in the past related to anatomy and physiology.
Which of the following is an agent of erosion?
Pressure
Acid rain
Heat
Gravity
Which of the following statements is FALSE regarding water?
a.
water is an essential nutrient
c.
water is important for digestion
b.
water is a nonessential nutrient
d.
water maintains the balance of salts inside and outside the cell
the 1st organism in a food chain must always be what type of organism ?
Which type of system would a tropical rainforest be?
Biological
Ecological
Interpersonal
Social
If we wanted to describe and better understand the structure of the rings of Saturn, we might develop a
scale.
system.
machine.
model.
Which of the following could not be an example of input?
Nitrogen gas
Cold
Light
These could all be input.
What are the products of step 1 of the hydrogen fusion process in the Sun? Check that apply
Answer:
deuterium,a positron, and a neutrino
During photosynthesis, water and carbon dioxide become glucose and oxygen
true or false
The plant process that converts the atmospheric inorganic compounds with the help of sun energy into energy-providing substances is called photosynthesis.
During photosynthesis water and carbon dioxide gets converted into glucose and oxygen is true.
What is photosynthesis?A biochemical process by which autotrophs fixes solar energy into chemicals is called photosynthesis. The reaction of photosynthesis can be represented as:[tex]\text{Carbon Dioxide + Water} \rightarrow \text{Glucose + Oxygen}[/tex]
The photosynthetically active plant uses carbon dioxide from the carbon cycle and water molecules from the environment and produces glucose(sugar) and oxygen molecules.Therefore, the statement is true.
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