The genetic sex of a human is determined by
a. ploidy, with the male being haploid.
b. the Y chromosome.
c. X and Y chromosomes, the male being XX.
d. the number of X chromosomes, the male being XO.
e. Z and W chromosomes, the male being ZZ.
Answer: b. the Y chromosome.
You might also like to view...
Which field of study applies mathematics and computer science to gain information from biological data, such as data
related to gene structure and function?
a. computer forensics b. statistical biology c. bioinformatics d. genome sampling e. metagenomics
A cell expends energy when moving substances against a gradient during ____
a. symport b. passive diffusion c. active transport d. facilitated diffusion e. antiport
The organisms formerly classified in the Kingdom Protista ________
A) all contain chloroplasts B) form a single monophyletic group C) include the last universal common ancestor (LUCA) of life D) are scattered throughout all branches of the eukaryote family tree E) have a fossil record extending back 3.4 million years
________ is(are) responsible for more cancers than any other carcinogen
A) Asbestos B) UV radiation C) Tobacco D) X-rays