4. do cells which lack normal cell cycle control (cancerous cells) exhibit karyotypes that look physically different than cells with normal cell cycle control?

Researchers randomly divide participants into groups. each group takes a different amount of omega-3 fatty acid supplements daily for a month. one group receives a placebo. the researchers measure the impact on cholesterol levels in the blood. what is the purpose of random assignment in this experiment? a, to produce treatment groups with similar characteristics b, to ensure that all people with high cholesterol have an equal chance of being selected for the study c, to increase the accuracy of the research results and prevent skewness in the data

Apart of an ecosystem that can restrict the growth of a population is referred to as

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen