1 Una mujer presenta un ciclo sexual regular de 30 días si comienza a menstruar el 15 de septiembre, señala: (3 puntos) a.- ¿En qué momento de su ciclo ocurriría aproximadamente la ovulación? Indica día del ciclo según calendario.
b.- Indica los períodos aproximados de fertilidad e infertilidad (según el ciclo), señalando además las fechas según calendario.

The seed coat's most important function is to provide a) a nonstressful environment for the megasporangium. b) the means for dispersal. c) dormancy. d) a nutrient supply for the embryo. e) desiccation resistance.

What initially causes a nerve impulse? release of enzymes out of the neuron movement of chemicals into the dendrites of the neuron pathogens attacking the dendrites of the neuron red blood cells bathing the neuron

Protein synthesis actually begins in the nucleus when transcribes a single gene on the dna molecule is copied. the process of copying this gene is called this copy is known as and contains the protein building instructions. this copy is sent out into the cytoplasm to the part of the cell known as the the of the ribosome will join together to form a functional ribosome when they attach to the mrna. as the mrna moves through the ribosome, the message is read by transfer rna brings the correct back to the ribosome. the amino acids are placed in the correct order and are hitched together by