AP BIOLOGY

CELL DIVISION

MEIOSIS AND GENETIC VARIATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Autosomes are
A
chromosomes found in autotrophs, only
B
chromosomes that automatically correct all errors in the DNA
C
chromosomes that determine traits other than sex
D
chromosomes that determine the sex of the individual
Explanation: 

Detailed explanation-1: -Autosomes differ from sex chromosomes, which make up the 23rd pair of chromosomes in all normal human cells and come in two forms, called X and Y. Autosomes control the inheritance of all an organism’s characteristics except the sex-linked ones, which are controlled by the sex chromosomes.

Detailed explanation-2: -Autosomes carry a majority of your gene information and can tell you a lot about your ancestry, your health, and who you are at the most biologically personal level.

Detailed explanation-3: -An autosome is one of the numbered chromosomes, as opposed to the sex chromosomes. Humans have 22 pairs of autosomes and one pair of sex chromosomes (XX or XY). Autosomes are numbered roughly in relation to their sizes.

Detailed explanation-4: -Autosomes contain many thousands of genes, but do not contain genes that determine the sex of an organism. Sex chromosomes, on the other hand, do contain sex-determining genes. Humans have a total of 46 chromosomes; 44 autosomes (chromosome pairs 1-22) and two sex chromosomes (X and Y).

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