Biology, 05.07.2019 07:50 adantrujillo1234
Which of the following groups would an animal with an exoskeleton, segmented body, and jointed appendages belong to a) mollusks b) segmented worms c) cnidarians d) arthropods
Answers: 1
Biology, 21.06.2019 20:00
Which of these is a major trend in land plant evolution? a) the trend toward smaller size b) the trend toward a gametophyte-dominated life cycle c) the trend toward a sporophyte-dominated life cycle d) the trend toward larger gametophytes
Answers: 2
Biology, 21.06.2019 20:00
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 02:30
Did you know that a blue wales tongue weighs more than an elephant?
Answers: 2
Which of the following groups would an animal with an exoskeleton, segmented body, and jointed appen...
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