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The nervous system
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What factor besides alleles affect phenotypes?
Enviroment, development, and behavior are all factors besides alleles that can affect phenotypes.
Explain How natural affect the distributions of phenotypes?
Natural selection affects the distribution of phenotypes by favoring individuals with traits that enhance their survival and reproductive success in a given environment. As environmental conditions change, certain phenotypes may become more advantageous, leading to increased frequency of those traits within a population. Over time, this process can result in shifts in the overall phenotype distribution, as less advantageous traits diminish. Ultimately, natural selection shapes the diversity of phenotypes to better suit the needs of organisms in their specific habitats.
Physical characteristics of organisms are called?
Physical characteristics of organisms are called phenotypes. These traits are the observable characteristics of an organism, such as its color, size, shape, and behavior. Phenotypes are the result of an organism's genetic makeup interacting with its environment.
Is it true or false that a natural selection acts on phenotypes not genotypes?
It doesn't. Phenotypes are viable or not in a given environment, and this influences whether the corresponding genotypes get passed on. Selection works on genotypes via the effects of their expression, their phenotype. The answer you may be looking for is that phenotypes maladapted to their environment have less babies, and pass on less copies of their genes. "Natural selection" is the whole process over generations. "Selection" may refer to misadapted bodies/phenotypes reproducing less due to illness, hunger, bad quality territories, dying earlier, etc.
Explain how stabilizing selection would affect a graph of the distribution of phenotypes for a trait?
Stabilizing selection would result in a graph showing a peak at the intermediate phenotype, with fewer individuals at the extreme phenotypes. This is because individuals with intermediate phenotypes are favored, leading to the reduction of extreme phenotypes in the population over time.
What are non-examples of phenotypes?
Non-examples of phenotypes would include things like DNA sequences, genotypes, or gene variants. Phenotypes are the observable characteristics of an organism resulting from the interaction of its genotype with the environment. They are not the underlying genetic information itself.
What genotype is produced by the phenotype B?
Genotypes are not created by phenotypes, they are the alleles/genes of the organism. Genotypes (in combination with environment) produce phenotypes. It would be expected that the genotypes Bb and BB would produce the phenotype B.
What phenotypes are present in F1 generation?
The phenotypes present in the F1 generation depend on the phenotypes of the parental generation (and the environment). The F1 generation will display the dominant trait(s). For example, if T is tall and t is short, in the cross TT X tt the F1 generation will have the phenotype corresponding to the T allele (tall).
How do fault's affect the environment?
How do faults affect the environment
How many phenotypes does the trait have?
Aa AA aa If A dominant, two phenotypes.
How does meteorology affect the environment?
Meteorology does not affect the environment in any way
How do texties affect the environment?
they affect the environment by cutting down trees
