At the completion of mitosis, the nucleus of a human somatic cell has ___ chromosomes.

a. 23

b. 46

c. 92

d. 184

A biochemist isolates and purifies various molecules needed for DNA replication. When she adds some DNA, replication occurs, but each DNA molecule consists of a normal strand paired with numerous segments of DNA a few hundred nucleotides long.

How can gene flow increase genetic variation within two neighboring populations

What is a break in a rock mass along which movement occurs? a. earthquakeb. epicenterc. fault d. fold

A testable idea about a set of observations or natural phenomenon. Question 4 options: observation hypothesis theory graph

Which of the following is not a method of heat transfer? Conduction Insulation Radiation Convection

1. What is a reproductive process in which a cell's genetic information is duplicated and then divided to produce a single identical daughter cell from an outgrowth of a larger parent cell? A. production of spores B. budding C. binary fission D.

True or false? biologists studied the effects of forest fragmentation by calculating the difference between the amount of plant biomass in the edges of forest fragments and the interiors of unfragmented forest.

This is an organ in the digestive system which transports waste out of the body and absorbs water from the waste before it leaves the body.

Which two actioms happens when bonds in ATP moecules are broken

Explain how inherited cancer alleles can lead to a predisposition to certain cancers.