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What molecules (proteins) allow all of the biochemical reactions that occur in our bodies to proceed at a temperature that is compatible with life? In other words, how is it that all kinds of metabolic activities are occurring in our bodies without turning us into walking furnaces? What specific mechanisms assist us in maintaining a core homeostasis? Give detailed example. What types of changes would we see in our bodies, life and nature if hydrogen bonds did not exist? Detail one example of a instance of hydrogen bonding, the importance and what would happen if that bond did not exist.
The side effects of a new drug are being tasted against a placebo. A semple random sample of 565 patients yield the results below. At a significance level of a =0.10, is there enough evidence to conclude that the treatment is independent of the side effects of nausea?
Pull It Together Section: 0702 Pull It Together Chapter 7 Section: 0703 0.74 point Advantage to preventing transcription Why might it be advantageous for bacteria to prevent transcription of a particular enzyme unless its substrate is present in the environment? O The steps involved in synthesizing proteins such as enzymes require a considerable amount of energy. O Transcription is the last stage of gene expression and is therefore more easily regulated. Several types of RNA are required for transcription to proceed, and often they are not available. O DNA is not used during transcription, and thus avoiding transcription protects the DNA from mutation. References Multiple Choice Advantage to preventing transcription Section:0705
The biblical story of the Tower of Babel appeared to be contradicted in the 1700s by the recognition that: gn р the physical properties of bricks, without reinforcement, would make any structure taller than about 100 meters collapse. languages have been changing and diversifying throughout history. towers were built in China before Babel. archaeologists failed to discover a tower at the site of Babel. Question 21 2 pts Humans have fewer chromosomes than chimpanzees because: 2 G T none of the above; humans do not have fewer chromosome than chimpanzees. )-2 H pr1 O we are smarter than chimpanzees, and chromosome coalescence has been shown to cause intellectual advancement in different mammalian lineages. chimpanzees have evolved beyond humans in this trait, thus demonstrating the principle of biological relativism. there has been a fusion of a pair of chromosomes in the human lineage.
Show transcribed image text Question 20 2 pts The biblical story of the Tower of Babel appeared to be contradicted in the 1700s by the recognition that: gn р the physical properties of bricks, without reinforcement, would make any structure taller than about 100 meters collapse. languages have been changing and diversifying throughout history. towers were built in China before Babel. archaeologists failed to discover a tower at the site of Babel. Question 21 2 pts Humans have fewer chromosomes than chimpanzees because: 2 G T none of the above; humans do not have fewer chromosome than chimpanzees. )-2 H pr1 O we are smarter than chimpanzees, and chromosome coalescence has been shown to cause intellectual advancement in different mammalian lineages. chimpanzees have evolved beyond humans in this trait, thus demonstrating the principle of biological relativism. there has been a fusion of a pair of chromosomes in the human lineage.
Determine cell size and vacuole size and calculate the percentage change in vacuole size for each treatment compared to the control.
Figure 4 is of Elodea canadensis leaf cells in isotonic solution (normal saline). The image in Figure 5 is of Elodea canadensis leaf cells in 10% sucrose solution. The image in Figure 6 is of Elodea canadensis leaf cells in distilled water.
Based on these results, explain the tonicity of each treatment and whether the percentage change in vacuole size for the experimental conditions was relative to the control of similar magnitude. If the change was not of the same magnitude, explain the difference in effect between the two treatments.
What is the partial pressure of a gas at barometric pressure 500 mmHg and 2% saturation?
a) 10 mmHg
b) 5 mmHg
c) 100 mmHg
d) 2 mmHg
e) 40 mmHg
really appreciate the help! thanks. I think this topic is about the respiratory system for A&P 2.