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Explain how we can be confident that stromatolites were formed by microbial activity.
Deep Transverse Perineum
A muscle in the perineum that supports the pelvic floor and helps in the mechanism of urinary continence.
Sphincter Urethrae
A muscle that controls the flow of urine from the bladder through the urethra, contributing to urinary continence.
External Abdominal Oblique
A muscle in the abdomen that forms part of the abdominal wall, helping in the rotation and lateral flexion of the torso and assisting in forced respiration.
Transversus Abdominis
A major muscle of the abdominal wall that helps to compress abdominal contents, contributing to core stability and posture.
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