Answer:
Mutations can create entirely new alleles in a population which changes the allele frequencies of a gene pool.
Answer:
c) allowing an organism to adjust to changes in environmental conditions
Explanation:
A stimulus can be defined as any change in the external or internal environment that produces a corresponding response in the organism. These responses enable the organism to maintain an internal equilibrium (homeostasis). Gene expression in prokaryotes, which are the simplest forms of life, is highly regulated by environmental stimuli. Some examples of stimuli known to regulate gene expression patterns in prokaryotic organisms are light, water, pressure, temperature, etc.
Answer:
Explanation:
pollen grain sticks to the stigma, where the pollen build up a pollen tube to the ovule, after fertilization the ovary then builds up to develop into a fruit, depending of the the type of flower the fruit can be determined
I believe the correct answer from the choices listed above is option C. <span>Most of Earth’s dry air is made up of nitrogen and oxygen. Approximately, air is made up of 21 percent of oxygen and 79 percent of nitrogen. Hope this answers the question. Have a nice day.</span>
