How does gravity put plant roots in the right place to a plant live and grow (a). it roots move toward the light.
(b). it roots spread out to get air.
(c). it roots to reach down for water.
(d). it roots grow together for warmth.
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This is so important ugh its 25 points

Genetic disorders can result when sister chromatids fail to seperate properly. during what phase is this problem most likely to occur?

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.