6/9/2021 Activities - BCHS S. Snyder 2021 Summer Advancement Life Science.1 - NO S. OS OS POR
5. In fruit flies, one genotype for red eyes is written XRXR. The R stands for the dominant
allele for red eyes. What does the X stand for?

The recessive alleles.

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.

the correct answer is option b

behavioral response need communication and thus co-ordination at several levels such as interaction among cells, organ system and the entire organism.

behavioral response produces both internal and environmental stimulus.