1 2
Horizontal
1. Unión de dos o mas elementos
2. Electrón en el último nivel
3. Sustancia pura representada en la tabla
periódica
Vertical
1. Enlace que comparten electrones
2. Subpartícula con carga negativa
3. Elemento esencial para la vida
3
3
Pronar un acróstico con la nalabra ELECTRÓN

the father in the first generation probably had the recessive colorblind trait in his x chromosome. if he and his wife both had the colorblind trait, even if she had 1 recessive and 1 dominant, then that trait would be passed on to their kids.

(since you didn't attach the family tree this is just an assumption)

it is either c or d and i know for sure it is not a or b

the earth is thought to have been formed about 4.6 billion years ago by collisions from a cloud of hydrogen, helium, rock, ice and other materials. these were pulled together by gravity to form objects in and around earth like- asteroids and small early planets called planetesimals.

so, the best possible answer to this question will be option d- to harden materials to form different parts of earth’s layers

answer; blank(1); cervical; blank(2); lumbosacral;