In which organelle does photosynthesis take place? a. nucleus b. endoplasmic reticulum c. mitochondrion d. chloroplast

Describe the iron sulfide hypothesis and the lipid membrane hypothesis.

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.

Plz ! what does it mean for an allele to be dominant?