Los recursos naturales: son los elementos de la naturaleza que pueden ser utiles para el hombre, ya sea empleandolos directamente o transformandolos

viento:
maiz:
selva:
carbon mineral:
metales:
agua:
petroleo:
animales:
energia solar:
peces:
bosque de pinos:
suelo:

ayuda por favor necesito las respuestas antes del lunes

Which best describes a gene? a. a sister chromatid b. a chromosome c. a tetrad d. a piece of a chromosome

Ineed to get this test done which of the following statements is correct in hour our immune system responds to a potential pathogen? a.) the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. b.) b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c.) the adapted immune system will call on the innate immune system to destroy the pathogen. d.) the t-cells in the adapted immune systems are the first to recognize the pathogen

3what is the range of the function shownin the graph? ucation solutionsnw novo-9-8-7 -6 -5 -4 -3 -2 -1123456789