Rose bush — grasshopper — mouse — snake —hawk — earthworm
the hawk could eat either the snake or the mouse and, thus, could represent which two different levels of the food chain?
(a) producer and primary consumer.
(b) primary and secondary consumer.
(c) secondary and tertiary consumer.
(d) tertiary and quaternary consumer.
(e) quaternary consumer and detritivore

What type of cell is produced after fertilization occurs and the gametes combines ?

Mineral rich water heated by newly found oceanic crust escapes through cracks in the ocean floor called

Duchenne muscular dystrophy is a serious condition caused by a recessive allele of a gene on the human x chromosome. the patients have muscles that weaken over time because they have absent or decreased dystrophin, a muscle protein. they rarely live past their twenties. how likely is it for a woman to have this condition? a) women can never have this condition. b) one-fourth of the daughters of an affected man would have this condition. c) one-half of the daughters of an affected father and a carrier mother could have this condition. d) only if a woman is xxx could she have this condition.