The DNA molecule is a double helix, shaped like a twisted ladder.
The answer to number 6 is a.
Signal your body to prepare for repeated contractions
Get your muscles ready for usage and widen up
Sends more blood in your body everwhere to be used over and over again for respiration
( pls mark this brainliest i need a new rank )
Answer:
answer below
Explanation:
Xylem, plant vascular tissue that conveys water and dissolved minerals from the roots to the rest of the plant and also provides physical support.
hope this helps