Transport of Molecules in Plant Phloem is composed of sieve-tube elements and companion cells tracheids and sieve-tube elements tracheids and vessel elements vessel elements and companion cells sieve-tube elements and companion cells tracheids and sieve-tube elements tracheids and vessel elements vessel elements and companion cells ANSWER DOWNLOAD EXAMIANS APP
Transport of Molecules in Plant The movement of most minerals, including potassium into root cells is by osmosis diffusion active transport bulk flow osmosis diffusion active transport bulk flow ANSWER DOWNLOAD EXAMIANS APP
Transport of Molecules in Plant When guard cells swell stomata close photosynthesis stops stomata open evaporation stops stomata close photosynthesis stops stomata open evaporation stops ANSWER DOWNLOAD EXAMIANS APP
Transport of Molecules in Plant A widely accepted explanation for transport of sugar in phloem is called transpiration pressure flow hypothesis root pressure theory cytoplasmic streaming transpiration pressure flow hypothesis root pressure theory cytoplasmic streaming ANSWER DOWNLOAD EXAMIANS APP
Transport of Molecules in Plant The cohesion-tension theory of water movement helps to explain how water moves from soil into root? Through the xylem From leaf to root Into the guard cells Through the phloem Through the xylem From leaf to root Into the guard cells Through the phloem ANSWER DOWNLOAD EXAMIANS APP
Transport of Molecules in Plant The evaporation of water from leaves is called pressure flow transpiration tension cohesion pressure flow transpiration tension cohesion ANSWER DOWNLOAD EXAMIANS APP
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