Some types of bacteria are able to perform photosynthesis. these bacteria must therefore contain.

Plant cells have a cell wall, which means that gene transfer can be done only by physical methods. Which method would be preferred for the production of a pesticide-resistant plant? gene transfer using a plasmid from E.

1. The different forms of a gene are called

Spiral, elliptical, irregular, and barred spiral are different shapes of a. orbits b. stars c. solar systems d. galaxies

What are the levels of organization I multicellular organisms

Which group of muscles elevates the first two ribs and flexes and rotates the neck? which group of muscles elevates the first two ribs and flexes and rotates the neck? the scalenes the spinalis the iliocostalis the splenius?

What could a dog living now and a car living thousnads if years ago have in common

The process of transducing air pressure waves into neural messages that the brain interprets as meaningful sound is known as

Why does photosynthesis require water? a. because water provides oxygen atoms. b. because water provides electrons. c. because water accepts electrons. d. because water acts as a catalyst.

An education guess or rational explanation about a specific phenomenon

What are the technical name for red blood cells white blood cells and platelets?