4th Nine Weeks REVIEW

Match it! Select the correct answer from the pull down...Good luck!

A tool used to predict the probability of certain traits in offspring that shows the different ways alleles can combine is a

Biotic factors include the _________ parts of an ecosystem

Human body cells have _______ pairs of chromosomes

A/an __________ is a working unit made up of organisms interacting with each other and with non-living factors.

The joining of an egg and a sperm from two different organisms of the same species is

_________ is the process that produces haploid sex cells and ensures that offspring have the same diploid as its parents.

The desert biome gets 80-180 inches of rain per year

In a Punnett square, a capital letter (T) stands for a ______ allele.