what are sieve tubes? explain how sieve tubes apperar to be living.
give three features of cardiac muscles.

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Solution

Sieve tubes are component of phloem. They are elongated cells lacking nucleus. Sieve tubes are considered living as they contain protoplasm which is a sign of living cell.

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what are sieve tubes? explain how sieve tubes apperar to be living.give three features of cardiac muscles.

Sieve tubes are component of phloem. They are elongated cells lacking nucleus. Sieve tubes are considered living as they contain protoplasm which is a sign of living cell.

what are sieve tubes? explain how sieve tubes apperar to be living.
give three features of cardiac muscles.