The answer to this is D.
Explanation:
Water and dissolved mineral nutrients enter the plants vascular tissue extracellularly through the bulk flow.
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Four Haploid cells is the answer. Hope this helps!:)
Answer: <em>A. Morphology and Ability to Cause Disease</em>
Explanation:
Spirochetes have a lot of requirements that make them a difficult organism to cultivate in traditional mediums, that's why previously they were classified base on their morphology (appearance) and if these organisms were able to cause disease in humans. The current Classification uses DNA studies like PCR to categorize the bacteria.
Increase in air pollution: public transport
decrease in trees: plant new trees
loss of bird habitat: nesting boxes
endangered aquatic species: regulate recreational activities