Answers: 1
Biology, 21.06.2019 23:50, jennamae9826
Which statement about the immune system is false? a. lymphocytes reduce inflammation, b. b cells remember specific pathogens. c. most white blood cells kill bacteria d. white blood cells are made in lymph nodes.
Answers: 1
Biology, 22.06.2019 20:00, noeminm105
What two conditions must be present for osmosis to occur?
Answers: 1
Biology, 22.06.2019 21:40, falishaduncanovmtz2
According to the rna world hypothesis, rna acted as the genetic material and catalyzed reactions in ancient cells. what conclusion can you draw from this? a. this implies that dna and proteins aren't essential in cells today. b. this implies that rna can catalyze any chemical reaction that enzymes catalyze. c. this implies that if a cell has a problem with its dna, its rna can compensate for the damaged dna. d. this implies that dna and proteins evolved after rna.
Answers: 2
What is distinguised between the two types of earth's crusts?...
Mathematics, 29.01.2020 07:51
Business, 29.01.2020 07:51
Mathematics, 29.01.2020 07:51
English, 29.01.2020 07:51