Protists in freshwater systems
What will be an ideal response?
--Alveolates
•Ciliates
-Cilia used for:
---Propulsion
---Food acquisition
--Dinoflagellates
---Phototrophs and predators
---Secondary/tertiary endosymbionts
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A scientist using systematics relies on which of the following?
Which process is NOT associated with structures that are formed from the extensive infolding of eukaryotic
membranes? a. concentration of nutrients b. cell division c. transport of proteins d. protection of metabolic machinery e. greater surface area for metabolism
Red and white blood cells are produced where?
What will be an ideal response?
A certain type of congenital deafness in humans is caused by a rare autosomal recessive gene. In a mating involving a deaf man and a deaf woman, could some of the children have normal hearing?
A) Yes, because it's rare. B) No, because the parents would teach their children sign language. C) Yes, because traits assort independently. D) No, since the gene in question is recessive, both of the parents are homozygous and one would not expect normal hearing in the offspring. E) No, traits get passed down from father to child and the father is deaf.