Label each organism as prokaryotic or eukaryotic 1. Streptococcus pneumoniae (causes strep throat)

2. Spinacia oleracea (spinach)

3. Gallus gallus (chicken)

4. Staphylococcus aureus (causes staph infection)

i think a) betsy can donate only blood to mark is correct because, mark and betsy have the same blood type. whereas nobody else has b+ blood so betsy can't donate to them.

i think the answer is b.

oxygen = 21% of the atmosphere

nitrogen = 78%

carbon dioxide = 0.1%

argon =0.934%