Chlamydomonas nivalis (alga)
What will be an ideal response?
(in ice-looks red)
Carotenoid pigment protects chloroplast
Absorbs heat
Liquifies snow
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Sheaths of the bacterium Sphaerotilus are tubelike structures that are in intimate contact with the chain of cells that they enclose.
Answer the following statement true (T) or false (F)
In Drosophila melanogaster, polytene chromosomes are produced when
A) a chromosome breaks and rejoins with another section of the same chromosome. B) a cell divides several times before the chromosomes are duplicated. C) chromosomes are duplicated repeatedly without a corresponding nuclear division. D) a segment of a chromosome is duplicated during an unequal crossing-over event. E) characteristic banding patterns form on the chromosomes.
In taxonomy, a group at any level of organization is referred to as a
a. cladogram b. binomial c. taxon d. system
What happens to CO2 when it moves into the stroma?
A) It gets incorporated into the Calvin cycle and goes toward the formation of glucose. B) It is converted to water. C) It immediately passes on to the thylakoids. D) The CO2 becomes a by-product of cellular respiration. E) The CO2 splits into C and O2.