The diagram shows two charged objects, X and Y. Based on the field lines, what are the charges of the
objects?
O X: positive
Y: negative
O X: negative
Y: positive
O X: negative
Y: negative
O X: positive
Y: positive
x
Y

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

Which of the following represents the correct format for the scientific name? a. staphylococcus aureusb. staphylococcus aureusc. staphylococcus aureusd. staphylococcus aureus

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.