The bicoid gene product is normally localised to the anterior end of the embryo. if large amounts of the product were injected into the posterior end as well, which of the following would occur? a) the embryo would grow to an unusually large size. b) the embryo would grow extra wings and legs. c) the embryo would probably show no anterior development and die. d) anterior structures would form at both ends of the embryo. e) the embryo would develop normally.

volcanoes (an event in the geosphere) release a large amount of particulate matter into the atmosphere. these particles serve as nuclei for the formation of water droplets (hydrosphere). rainfall (hydrosphere) often increases following an eruption, stimulating plant growth (biosphere).

which

what is a measurement of the earth’s history divided into time periods?

> fossil record <

sedimentary rock

> geologic time scale <

radioactive elements

i think its both a and b