Put the following events into the correct sequence that form clastic sedimentary rocks from solid rocks?
1. the eroded sediments are deposited.
2. the sediments are eroded.
3. chemical and physical weathering break rocks into clastic sediments.
4. they are lithified.
5. they are buried.
a. 1,4,5,2,3
b. 3,2,1,5,4
c. 2,1,3,4,5
d. 5,4,1,3,2

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

Match the following terms and definitions. 1. species that are adapted to live in equilibrium at carrying capacity population density 2. population growth that reaches equilibrium and carrying capacity population 3. death rate mortality 4. birth rate k-selected 5. a group of interacting individuals of the same species within the same geographic area natality 6. the number of organisms living in a particular area logistic growth

Which organelle stores most of a cell’s dna?