Biology, 25.06.2019 13:30 20jhuffman
the primary function of the rectum is to a. control functioning of the colon b. store digestive hormones until they are needed c. store waste materials prior to evacuation d. absorb minerals from waste materials e. absorb excess water from waste materials
Answers: 1
Biology, 22.06.2019 07:30
Which statements best describe the differences or similarities between a comparative investigation and an experimental investigation? check all that apply. experimental investigations are best for showing cause-and-effect relationships, while comparative investigations do not necessarily show this type of relationship. comparative investigations are often impractical and unrealistic, while experimental investigations are the most practical and realistic kinds of investigations. comparative investigations allow for the use of a wide range of variables but do not have a control group, while experimental investigations involve variables that can be controlled. both experimental investigations and comparative investigations are designed to answer scientific questions. both experimental investigations and comparative investigations focus on making observations rather than collecting new data.
Answers: 1
Biology, 22.06.2019 16:50
When is your breathing likely to speed up? a. when your white blood cells increase b. when your cells need more energy c. when your heart cells need more carbon dioxide d. when your blood cells have too much oxygen
Answers: 1
Biology, 22.06.2019 19:00
What is the next step in muscle contraction after the actin changes shape
Answers: 2
the primary function of the rectum is to a. control functioning of the colon b. store digestive hor...
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