Biotechnology methods allow for the measurement of gene transcription levels. Mutations can be created in different regions of a DNA sequence to study the effect on gene expression. If a mutation was created in an enhancer that prevented molecules from binding, how would the transcription levels of the associated gene be affected

economic impact of malaria is estimated to cost africa $12 billion every year. this figure factors in costs of health care, absenteeism, days lost in education, decreased productivity due to brain damage from cerebral malaria, and loss of investment and tourism.

rising temperatures because when water vapor in the air is cooled, it condenses. it turns back into a liquid and attaches to dust particles in the air. these very small water droplets group together to form clouds