Complete question:
You will find the complete question in the attached files, due to technical problems
Answer:
This conclusion is incorrect. Only half of the progeny will have a dominant and a recessive allele, Aa. The other half will carry two dominant alleles, AA.
Explanation:
Due to technical problems, you will find the complete explanation in the attached files.
A researcher crossed the F1 generation of a red snapdragon plant and white
snapdragon plant. According to the information provided, what is the phenotype
percentage of their offspring (F2)
Genotypes: RR = Red, WW = white, RW = Pink
A. Red 50% & Pink 50%
B. White 100%
C. Pink 100%
D. Red 100%
Answer:
B. white put became mix but cannot
Answer:
The answer is C
Explanation:
Based on the question telling us that we have a red snapdragon(RR) and a white one (WW)
Using a punnet square we can determine the phenotype of their off spring to be 100% Pink
Here is the Punnett Square (sorry it is kind of messy)
If the solution has a greater amoumt of solute as compared to given amount of solvent, it can be describe asi
Answer:
concentrated
Explanation:
A solvent is a substance in which you dissolve another substance to produce a homogeneous mixture. A solvent can be solid, liquid, or gas. A solute is a substance that is dissolved in a solvent.
If the solution has a greater amount of solute as compared to a given amount of solvent, it can be described as concentrated.
Which processes occur in a plant embryo before it pushes out of the soil? Select three options. It uses food from the seed. Its leaves open. It produces its own food. Its roots grow downward. Its stem grows upward.
Answer:
It uses food from the seed.
Explanation:
Germination is the growth of a plant from within a seed which lead to the formation of the seedling.
It activate metabolic activity of the seed resulting in the emergence of radicle and plumule.
The seed germinate using the stored food in the embryo. Embryo are found in seeds and this is were reserved food is stored it is usually in the seed coat. plants who lack embryos produce empty seeds which never germinate. Dormant seeds do not germinate but are viable seeds this is because they require specific internal or environmental stimuli to resume growth.
Answer:
A, D and E.
Explanation:
What causes diffusion? *
Answer: Diffusion occurs due to the random movement of particles. It usually happens due to a concentration gradient, meaning that molecules move from an area of high concentration to an area of lower concentration.
Explanation:
Answer:
first option
An object has a kinetic energy of 14J and a mass of 17 kg. How fast is the object moving?
Answer: I hope it helps!!
Explanation: I can't really explain on computer through a keyboard and stuff lol, but it's worked out. Please let me know if it's wrong :-)
how does a calorie on a food label relate to a calorie that is produced in cellular respiration?
Answer:
Photosynthesis removes carbon dioxide from the atmosphere, and cellular respiration puts it back. Photosynthesis releases oxygen into the atmosphere, and cellular respiration uses oxygen to release energy from food. ... The Calorie used on food labels is equal to 1000 calories.
Explanation:I my dad and mom tell me that
why are echinoderms more advanced than arthropods and mollusks?
5. Observe: Increase the Sim. speed by two levels. Click Play, and wait for a while. What occurs as ume goes by?
your question not correct
Before mitosis begins, what happens during S-phase?
Answer:
the S phase of a cell cycle occurs during interphase, before mitosis or meiosis, and is responsible for the synthesis or replication of DNA. in this way, the genetic material of a cell is doubled before it enters mitosis or meiosis, allowing there to be enough DNA to be split into daughter cells.
in S phase, the cell synthesizes a complete copy of the DNA in its nucleus. it also duplicates a microtubule-organizing structure called the centrosome. the centrosomes help separate DNA during M phase.
Explanation:
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what are two ways people are trying to maintain biodiversity
Answer:
1.Support local farms. Regularly buying from small local farmers at stands or markets helps to keep dollars in the local economy and supports agricultural efforts to conserve biodiversity.
2.Habitat restoration.
Explanation:I look it up that what pop up
If Individual 3 has children with a woman that is heterozygous for the genetic disorder, what is the probability they will have an affected child?
If Individual 3 has children with a woman who is heterozygous for the genetic disorder, then the chance of producing genetically disordered offspring is 25% if the male is heterozygous and 0% if the male is not.
What is the genetic disorder?A recessive genetic disorder, such as cystic fibrosis, and an autosomal dominant disorder, such as Huntington's disease, are examples of genetic disorders caused by a gene that can express itself in either a dominant or recessive manner. For example, the disease is represented by the aa. If the male is heterozygous for diseases such as "Aa," then he will produce 25% "aa" type offspring when he crosses with the heterozygous female. When a man is purebred AA and crosses with a heterozygous female, then no offspring will be genetically infected.
Hence, if Individual 3 has children with a woman who is heterozygous for the genetic disorder, then the chance of producing genetically disordered offspring is 25% if the male is heterozygous and 0% if the male is not.
Learn more about the genetic disorder here.
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Any change in the heritable traits within a population across generations is
A. evolution
B. reproduction
C. generation
Answer:
A. evolution
Explanation:
In biology, evolution is the change in the inherited traits of a population from generation to generation. ... Evolution occurs when these heritable differences become more common or rare in a population, either non-randomly through natural selection or randomly through genetic drift.
What organelle contain dna tightly packed into chromosomes?
Answer:
nucleus
The nucleus itself is filled with liquid (called nucleoplasm) and is similar in structure and function to cytoplasm. It is here within the nucleoplasm where chromosomes (tightly packed strands of DNA containing all our blueprints) are found.
please help me!!! this is for hw
Answer:
25% ❤️............
Answer:
Its 25%
Explanation:
Two unaffected people who each carry one copy of the mutated gene for an autosomal recessive disorder (carriers) have a 25 percent chance with each pregnancy of having a child affected by the disorder.
Explain why water is polar, and explain why oil (lipids) do not dissolve in water?
Answer:
cuz oil has a chemical in it that makes it less...watery
Explanation:
ill give you 100 points and brainliest
Answer:
I know it is A stating a range of movement possible at each type of joint.
Explanation:
100% sure and please give brainliest
Answer:
my answer got deleted so I'm going to it again I think it's A.
Explanation:
Which of the following would be true at the completion of cell division? (A) the cell would have
more chromosomes than the original cell (B) two identical daughter cells will have been formed
(C) two daughter cells will have been formed, but they are not identical (D) the two new cells will
have different functions than the mother cell.
Answer:
Two Identical daughter cells are formed
How is dna like a ladder
Explanation:
The structure of DNA can be compared to a ladder. It has an alternating chemical phosphate and sugar backbone, making the 'sides' of the ladder. ... These bases make up the 'rungs' of the ladder, and are attached to the backbone where the deoxyribose (sugar) molecules are located.
can you please help me!?
Answer:
You need to compare the location of bands for X and X's child. X is the mother, so the child will have half of all its bands from its mother, and the other half must be from the father. Some bands that X and X's child have in common are at around 185bp and 130bp (it is difficult for me to determine the exact position). Then look at the bands which X and X's child do not have in common. Those bands must have come from the father. So now you compare the remaining bands to all the bands of Megabucks and see if they match up. You can see a band at around 60bp that the child has. The mother did not have this band, so it must have come from the father. Megabucks does not have this band, so he is not X's father.
Explanation:
I hope this has helped you a little. The main thing to know is that a child's bands come from their mother and father, so if half the bands match up to the mum, the other half have to match up to some of the father's bands. But a child will never have the same set of bands as one of their parents - it will be a mix of both parents' bands.
Scientists use the process of genetic engineering to
Answer:
Genetic engineering is used by scientists to enhance or modify the characteristics of an individual organism. ... For example, genetic engineering can be used to produce plants that have a higher nutritional value or can tolerate exposure to herbicides
Answer:
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The scientific method ________.
a. results in conclusions based on speculation
b. cannot prove a hypothesis to be true
c. now has been replaced by a widely accepted shortcut that is less time-consuming and less
expensive
d. results in the proving of a theory
Answer:
D. results in the proving of a theory
Explanation:
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Define hydrophobic.
Answer:
Meaning " water fearing". Hydrophobic compounds do not dissolve easily in water, and are usually non-polar.26 Jul 2004
Which type of mutation is shown here?
Original: A T A C A C
Mutant : T T A C A C
A.translocation
B.non-disjunction
C.frameshift
D.point
Answer:
d
Explanation:
that is an example of a point mutation. A point mutation is a mutation that causes only one nucleotide to change and in the example adenine changes to thymine
hope this helps (:
The mutation shown here is point mutation.
What is mutation?"A changes/alteration in nitrogenous bases sequence of DNA that can results in changes in the genotype and phenotype of an organism is known as mutation."It occurs due to: deletion, insertion, translocation and inversion.During insertion, an extra nitrogenous bases are added to the DNA sequence.During deletion, a nitrogenous bases are removed from the DNA sequence.During inversion, the sequence of nitrogenous bases gets inverted in a DNA strand.In translocation, a sequence of one DNA strand breaks off and attaches to another DNA strand.What is point mutation?"A point mutation occurs in a genome when a single base pair is added, deleted or changed."Here, the sequence of original strand is A T A C A C and the sequence of mutant one's is T T A C A C. The base A is changed into base T.
Hence, the correct option is: D. Point mutation.
To know more about mutation here
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Describe Griffith’s experiment
Answer:
Griffith's Experiment was an experiment done in 1928 by Frederick Griffith. It was one of the first experiments showing that bacteria can get DNA through a process called transformation. ... In this experiment, bacteria from the III-S strain were killed by heat, and their remains were added to II-R strain bacteria.
Explanation:
Explain the protective significance of chromosomes condensing into tight coils during mitosis.
Answer:
Chromosomes condense before mitosis to allow them the ability to move smoothly, without becoming entangled and breaking. (So, they are conveniently packaged for cell division, in which the chromosomes must move to both poles of the cell.)
Explanation:Otherwise it would be a mess as they get tightly packed
The pancreas and the gonads are glands with double secreation. Explain why.
Explanation:
Pancreas functions as both endocrine and exocrine gland. Hence, called as dual function gland or a mixed gland. Exocrine part of pancreas secretes digestive enzymes while, its endocrine part (islets of Langerhans) produce two hormones, i.e. insulin and glucagon.
A cow has alleles for both black and
white fur that are codominant. What
would be the resulting appearance
of the cow?
A. a solid coat of gray fur
B. fur with areas of both black and white
C. it is impossible to determine
Answer:B
Explanation:
Codominant is when neither allele is recessive so they are both expressed in the phenotype
A cow having the codominant alleles for both white and black fur will appear to have fur with areas of both black and white fur. This is an example of co-dominance where both alleles are expressed in the different parts of the animal. So option B is correct.
What is codominance?In codominance, two different versions of a gene are expressed separately and they are expressed equally in different parts of the organism. As a result, the traits of both alleles are expressed simultaneously. The term co-dominant means that both alleles are dominant and one allele does not mask the expression of the other.
Co-dominance can easily be spotted in plants and animals. Codominance is observed in some traits that are less visible like blood type. The A and B alleles are codominant and they can be expressed simultaneously.
To learn more about codominance, refer to the link:
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Where are the different products of photosynthesis made? Drag the answers to the correct part of the Venn Diagram.
ITEM BANK: Move to Bottom
ADP
ATP
Glucose
NADP
NADPH
Oxygen
Both
Light-Dependent
Reactions
Light-Independent
Reactions
Answer:
Light-Dependent reactions: Oxygen, ATP, NADPH
Light-Independent reactions: Glucose, ADP, NADP
Explanation:
c) combines the isolated gene of one organism with the DNA of a different organism. (1 point)
Answer: Recombinant DNA is the correct answer
Answer:
Recombinant DNA
Explanation:
What is the difference between ventilation, gas exchange and cell respiration?