In which organelle does photosynthesis take place?

a. nucleus

b. chloroplast

c. mitochondrion

d. endoplasmic reticulum?

Which type of rock was precipitated from seawater as the Mediterranean Sea evaporated between 8 million years ago and 5.5 million years ago

What are the three main types of plate boundaries?

What is the primary function of the medulla oblongata?

You are studying a population of American robins, Turdus migratorius, in which approximately 2% of all individuals carry a recessive allele for leucistic (unusually white) coloration.

The genetic code is essentially the same for all organisms. True or False

You are called to a private residence to care for a pregnant female that is bleeding vaginally. you estimate that she has lost about 750ml of blood from what you see at the scene. she claims she has no pain.

What observation provides evidence that a cell is most likely a eukaryote

The DNA content of a diploid cell in the G1 phase of the cell cycle is measured. If the DNA content is x, then the DNA content at metaphase of meiosis II would be:

When fish are under water are they dry or they wet.

The minerals in an ingeous rock come from the