Answer:
C
Explanation:
Jonas Salk developed a vaccine that almost eliminated Polio as a threat. Whole buildings prier to his time were devoted to housing the victims of Polio (one of whom was FDR) who had to make their skeletal systems work with the new restrictions.
The answer is C
Could you send the rest of the question please in the comments?
Correction there are six and here they are:
species, biosphere, population, ecosystem, biome and community
Hope this helps
A possible effect on an error during transcription is that a nonfunctioning protein will be produced. The protein would be made with the wrong shape and of the wrong amino acids chain will be produced. The wrong protein will be produced
Yes, because each of the four nucleotide bases present in DNA have a corresponding base: adenine bases always pair with thymine bases, and cytosine bases always pair with guanine bases. For example, if one strand of a DNA molecule was CTAGGT, the sequence of the second strand would be, from left to right, GATCCA.