Explique en un breve párrafo con sus palabras, empleando los términos científicos adecuados, el modelo llave – cerradura.

Are humans interfering with or a part of evolution happening today? find examples of evolution seen in recent history that could be caused by human activity.

Which statement correctly compares metaphase i and metaphase ii? in metaphase ii twice as many chromosomes line up along the middle of the cell as in metaphase i. in metaphase i twice as many chromosomes line up along the middle of the cell as in metaphase ii. in metaphase ii twice as many chromosomes are pulled to opposite ends of the cell as in metaphase i. in metaphase i twice as many chromosomes are pulled to opposite ends of the cell as in metaphase ii.

Mutations can be categorized based on the kind of effect they have on an organism