Which of the following accurately describes the life cycle of most gymnosperms?
a. germinate...
Biology, 24.10.2019 13:43 hiiliohi9433
Which of the following accurately describes the life cycle of most gymnosperms?
a. germinated seeds are haploid.
b. seed cones contain ovules.
c. a pollen tube is used to prevent the fertilization process.
d. pollen grains undergo meiosis to form egg cells.
Answers: 1
Biology, 21.06.2019 19:00
Iron reacts with oxygen to produce iron oxide (rust). this reaction is represented in an equation as 4fe + xo2 β 2fe2o3. identify the value of x that will balance the equation.
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Biology, 22.06.2019 12:00
If the dimensions of a cube-shaped cell with a length,height, and width of 1 micrometer were to double, what would be the cell's new ratio of surface area to volume? a.3 to 1 b.4 to 3 c.1 to 2 d1 to 6
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Biology, 22.06.2019 16:40
Aremote community desperately needs more electrical energy. it is located in an area with the following characteristics: average wind speed of 15 β 20 km/hr some medium-sized rivers with slow-moving currents few coal deposits some oil exploration being conducted within 400 miles based on the above information, which energy source would be the most economical and safest for the community to pursue? a. fossil fuel b. hydroelectric c. nuclear d. wind
Answers: 2
Biology, 22.06.2019 18:00
After a group of researchers conducts a new experiment that has never been conducted before, what is the best way for other scientists to make sure that the data is real
Answers: 2
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