Biology, 12.05.2021 04:50 johnkhan6748
1. Each branching point represents a point in evolutionary history where an ancestral evolutionary lineage gave rise to a new lineage. The most recent common ancestor shared by all lineages in this cladogram is
represented by the number
Enter... The most
recent common ancestor shared only by gymnosperms and angiosperms is represented by Enter..
Answers: 1
Biology, 21.06.2019 20:00, zaratayyibah
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
Answers: 1
Biology, 22.06.2019 05:40, mustachbrah
When new rock is added to an oceanic ridge, the magnetized strips on either side of the ridge are evidence of sea-floor spreading. this is because the rocks on the two sides of the ridge o are equal in width and in polarity are polar opposites oare magnetized vary in width but are equal in polarity
Answers: 3
Biology, 22.06.2019 08:00, jeremytheprimerapper
What are the student's observations and inferences before he starts his investigation?
Answers: 3
1. Each branching point represents a point in evolutionary history where an ancestral evolutionary l...
Mathematics, 25.07.2019 01:20