Answer:B
Explanation:
Just did this in usatestprep
The answer is letter D.
A group of white blood cells that has of small and large lymphocytes.
The small lymphocytes bear variable cell-surface receptors for antigen and are
responsible for adaptive immune responses. There are two main group of small
lymphocyte—B lymphocytes (B cells) and T lymphocytes (T cells). Large granular
lymphocytes are natural killer (NK) cells, lymphocytes of innate immunity.
<span>False. When a new housing development goes up,
the original ecosystem will take years to repair itself. This is why
modernization is such a huge threat to the overall environment. A lot of
ecosystems are destroyed to build these homes and as a result, many organisms
within the thriving environment are displaced and destroyed. This is the reason
why a lot housing development programs are now gearing towards a more
sustainable form of construction. </span>
Answer:
Explanation:transcription/RNA processing:
a) snRNA
c) mRNA
e) pre-mRNA
2. translation
b) tRNA
f) rRNA
3. not used in protein synthesis
d) RNA primers