While discussing pathogens that attacked gymnosperms, Dr. Smith used the name white fir to describe the tree illustrated here. Although the tree was familiar in appearance, several scientists, especially those from other countries, were not sure what tree Dr. Smith was referring to. To best convey the exact name of an organism to others in your field you should

due to the fact that it skipped a generation we can tell it is definitely not a dominant trait, therefore it must be recessive. i think this is right let me know!

explanation:

c

explanation:

thrombocytopenia, which is a deficiency in blood platelets, can cause bleeding and bruising in the dermis similar to senile purpura. other possible causes include: exposure to ultraviolet rays and aging skin are common causes of senile purpura. senile purpura may also be a sign of collagen loss in the skin and bones.

i think the answer is b.