Amigos tengo una pregunta sexual !? Hace un mes tuve relaciones con mi novio el día 1 y mi período me viene los 24 obviamente usamos condon y el condon no se rompio ni nada pero haora estamos 25 y mi periodo no me viene y envés de eso me vino un liquido marrón , saben si es normal o a que se deba ?

Which is an example of a food group? a. oils b. vegetables c. water d. sweets

According to proper standing posture, from a side view, which parts of the body should be aligned? a. ear, shoulder, hip, knee, and ankle b. stomach, hip, knee, and ankle c. nose, shoulder, hip, knee d. ear, shoulder, fingers, ankle

What is the main structural difference between enveloped and nonenveloped viruses? a) enveloped viruses have their genetic material enclosed by a layer made only of protein. b) nonenveloped viruses have only a phospholipid membrane, while enveloped viruses have two membranes, the other one being a protein capsid. c) enveloped viruses have a phospholipid membrane outside their capsid, whereas nonenveloped viruses do not have a phospholipid membrane. d) both types of viruses have a capsid and phospholipid membrane; but in the nonenveloped virus the genetic material is between these two membranes, while in the enveloped virus the genetic material is inside both membranes.