HELP PLEASE - Evolution is defined as a change in allele frequencies (a change in how common different alleles are) in a population over time. How is the relationship between malaria (an infectious disease) and sickle cell an example of human evolution? Cite specific evidence from our sickle cell lesson to support your argument.

Which of the following structures is not found in both plant and animal cells? a) chloroplast b) cytoskeleton c) ribosomes d) mitochondria

What is the role of the phospholipid belayer in cellular transport in living cells

In 2015, about ten percent of total u.s. energy consumption was from renewable energy sources. renewable energy plays an important role in reducing greenhouse gas emissions. when renewable energy sources are used, the demand for fossil fuels is reduced. sanjay and his family want to cut back on their use of non-renewable resources at home. they are thinking of an alternate way to heat their home without adding more greenhouse gases or pollutants to the environment. which renewable resource would not fit into their plan? a) solar power b) burning wood c) constructing a wind turbine eliminate d) generating hydroelectric power