Which of the following substances can pass through the cell membrane? (4 points)

Chloroplasts

Cytoplasm

Organelles

Waste

A60-tooth gear is connected to a 72-tooth gear.if the smaller gear turns 12 times,how many turns does the larger gear make?

Which is an example of a vestigial structure? a. tail of a monkey b. fin of a fish c. flower of a plant d. tailbone of a human

14. which of the following codons code for threonine? a. ucg b. ugu c. cga d. aca