Answer:
The environment is affected by the biotic and abiotic factors such as temperature, pressure, humidity and organisms like human activity. Some factors that affect environment are the following : a) Greenhouse Effect - Green house gases like C O2, trap the heat from the sun that increase the temperature of the earth.
Answer:
sigma subunit
Explanation:
Sigma subunit of RNA polymerase holoenzyme directs the enzyme towards the consensus sequences present upstream of the transcription start site. Completion of the initiation phase of transcription is followed by dissociation of sigma subunit from the transcription complex.
The protein NusA replaces the sigma subunit. The RNA polymerase leaves the promoter and starts the elongation
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Answer:
Testing positive for HIV means a high chance of death and a good chance of lower reproduction rates. But some people are immune to HIV, which makes them more evolutionarily fit, likely to live longer, likely to reproduce more, which would increase the frequency of the immune allele in the population. Over time, this increase in frequency of the gene that causes immunity could spread across the human race and cause it to evolve.
Answer:
A. a cell process that releases energy from food
Explanation:
Answer:
Consistently changes the subject when the topic of the fetus/newborn is raised.
Explanation:
This is the decision of the couple whether they want a child or not and can discuss about the family planning as well. Different psychological aspects acn explain this matter.
The expectant father is not mentally prepared for the child. He might refuse the talks and stay away from the communication that are related to the new born child. This must be properly assessed and important to understand the feeling of the expectant father.
Thus, the answer is consistently changes the subject when the topic of the fetus/newborn is raised.
