Females who lift weights are not going to develop large, bulky muscles because a. they have more muscle fibers than men b. they have thicker muscle fibers than men c. they have lower testosterone levels than men d. all of the above select the best answer from the choices provided. a b c d

C. they have lower testosterone levels than men

Explanation:

Although testosterone is a male sex hormone but it can be secreted by the ovaries and adrenal glands of females. The testosterone is responsible for increase in muscle mass and increase in strength in both males and females. In females the level of testosterone remains lower than men hence, the muscle mass in females is not bulky.  

explanation:

b,bacteria convert nitrates

into nitrogen gas.

d,plants and animals take in

and use nitrogen compounds.

e,bacteria break down waste    

products and return nitrogen  

to the soil.

a,bacteria convert atmospheric

nitrogen to ammonia.

c,bacteria convert ammonia

to nitrites and nitrates.

answers are:

lysogenic     viral dna merges with host cell dna

lysogenic     no symptoms

lytic               viral dna takes over

lysogenic     virus does not destroy host cell

lytic               virus destroys host cell

lytic               induces symptoms of viral infection

lysogenic       cell reproduces and spreads provirus