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A complex of proteins and DNA strands that are loosely coiled such that translation and transcription can occur?
This complex is likely the chromatin, which is composed of DNA wrapped around histone proteins. This loose coiling allows for access by transcriptional machinery during transcription and translation processes. The chromatin structure can be modified to regulate gene expression.
What problem might arise in histone-deficient chromatin?
Histones function in the packaging of DNA as well as in regulation of gene expression in eukaryotic (and some bacterial) cells. Histone proteins are among the most highly conserved proteins in eukaryotes, emphasizing their requirement for the survival of more complex life forms. Cells deficient in histones likely would not survive as the complex genomes of eukaryotes would not have the necessary levels of regulation as well as the DNA would not be efficiently packed and would be fragile and highly susceptible to damage.
In eukaryotes gene expression is related to the coiling and uncoiling of what?
In eukaryotes, gene expression is related to the coiling and uncoiling of DNA around histone proteins, forming chromatin. When DNA is tightly coiled around histones, it is less accessible for transcription, leading to reduced gene expression. When DNA is unwound, gene expression is more likely to occur.
What is the most likely effect of a frameshift mutation occurring in a sex cell of an adult otter where the mutation is on a gene that produces proteins used to build bones?
The otter's offspring will not survive.
The chemicals present in the plants that break down the insects are most likely?
The chemicals are likely to be proteolytic enzymes, such as chitinase and protease, that break down the proteins and chitin in insects. Plants may also produce toxic compounds like alkaloids or lectins that can deter or kill insects.
A complex of proteins and DNA strands that are loosely coiled such that translation and transcription can occur?
This complex is likely the chromatin, which is composed of DNA wrapped around histone proteins. This loose coiling allows for access by transcriptional machinery during transcription and translation processes. The chromatin structure can be modified to regulate gene expression.
How is ribosomes like a zoo?
Ribosomes produce proteins. In a zoo, ribosomes would most likely be a food vendor.
What problem might arise in histone deficient chromatin?
Histones function in the packaging of DNA as well as in regulation of gene expression in eukaryotic (and some bacterial) cells. Histone proteins are among the most highly conserved proteins in eukaryotes, emphasizing their requirement for the survival of more complex life forms. Cells deficient in histones likely would not survive as the complex genomes of eukaryotes would not have the necessary levels of regulation as well as the DNA would not be efficiently packed and would be fragile and highly susceptible to damage.
What factor most likely has the greatest effect on the number of molecules mitochondria can produce?
The Speed of the H+ ions
Which sociological research method is most likely to produce quantitative data that will identify cause and effect relationships?
Experimental research methods are most likely to produce quantitative data that can identify cause and effect relationships in sociology. This involves manipulating variables and observing the effects on outcomes.
What problem might arise in histone-deficient chromatin?
Histones function in the packaging of DNA as well as in regulation of gene expression in eukaryotic (and some bacterial) cells. Histone proteins are among the most highly conserved proteins in eukaryotes, emphasizing their requirement for the survival of more complex life forms. Cells deficient in histones likely would not survive as the complex genomes of eukaryotes would not have the necessary levels of regulation as well as the DNA would not be efficiently packed and would be fragile and highly susceptible to damage.
Which sociological research method is most likely to produce quantitative data that will identify cause-and-effect relationships?
Experimental research method is most likely to produce quantitative data that will identify cause-and-effect relationships in sociology. This method involves manipulating an independent variable to observe the effect on a dependent variable, allowing researchers to establish causal relationships between variables.
What would the most likely effect on cellular respiration if a plant lost much of its chlorophyll?
Cellular respiration would produce less energy.
What would be the most likely effect cellular respiration if a plant lost much of its chlorophyll?
Cellular respiration would produce less energy.
What would be the most likely effect on cellular respiration of a plant lost much of its chlorophyll?
Cellular respiration would produce less energy.
What would be most likely effect on cellular respiration if a plant lost much of its chlorophyll?
Cellular respiration would produce less energy.
Who introduced principles of reinforcement?
The concept of reinforcement was given by Edward Thorndike in his theory of Connectivism/ Connectionist theory of learning. He gave three laws - Law of readiness,Law of exercise and Law of effect. The law of effect in particular talks about reinforcement; "responses that produce a satisfying effect in a particular situation become more likely to occur again in that situation, and responses that produce a discomforting effect become less likely to occur again in that situation". Here, the satisfying situation/effect become a reinforcer, positive or negative.
