Answer:
It is important that nursery practices are favorable for maintaining physiological processes of seedlings that will result in high capacity for growth and survival after outplanting. ... Production of high-quality seedlings requires close attention to all phases of nursery management.
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Vertebrates have a back bone. They have living endoskeleton, pharnyx and efficient respiration, advanced nervous system, and paried limbs.
Answer:
Explanation:
If however, the data does not support the hypothesis or refutes it, then the hypothesis is in trouble, and we have to come up with a different hypothesis to explain the observations. If a large body of data supports the hypothesis, then it becomes a theory.