Valles Marineris on Mars Is Thought to Be a Rift

question 85

True/False

Valles Marineris on Mars is thought to be a rift valley,a feature created when a planet's crust breaks apart a fault line.

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Definitions:

Human Papillomavirus

A group of viruses, some of which can cause genital warts or lead to certain cancers, including cervical cancer.

Gardasil

A vaccine used to protect against human papillomavirus (HPV), which can lead to cervical cancer, genital warts, and other HPV-related diseases.

Cryptorchidism

A condition in male individuals where one or both of the testes do not descend into the scrotal sac, but remain in the abdomen or groin.

Semen

A fluid containing spermatozoa and various secretions, expelled during ejaculation.