Question

read the sentences below, filling in the blanks with items from this list. each item will be used once.
guanine
down syndrome
chromosome
disparaged
behavioral
x
twenty - three
chromosomal aberrations
down
autosomal
the human genome is composed of ____ pairs of chromosomes.
in humans, the presence of an extra copy of chromosome 21 causes ____.
genetic disorders like tay - sachs disease follow an ____ recessive inheritance pattern.
klinefelter syndrome results from an extra ____ chromosome.
____ are alterations in the structure or number of chromosomes within an organisms cells.
a well - known example of aneuploidy is ____ syndrome.
deletions involve the loss of a segment of a ____.
dna, the building block of life, consists of nucleotides: adenine (a), thymine (t), cytosine (c), and ____ (g).
genetic variations influence not only physical traits but also susceptibility to diseases, responses to medications, and even ____ tendencies.
understanding and valuing genetic diversity hold immense significance in society as it promotes inclusivity, fosters innovation, and helps create a world where differences are cherished, not ____.

Explanation:

• For the first sentence, the human genome has 23 pairs of chromosomes, so "twenty - three" is the correct fill.
• An extra copy of chromosome 21 causes Down syndrome, so "down syndrome" is for the second blank.
• Tay - Sachs disease follows an autosomal recessive pattern, so "autosomal" is appropriate.
• Klinefelter syndrome is due to an extra X chromosome, so "X" is the answer.
• Alterations in chromosome structure or number are chromosomal aberrations, so "chromosomal aberrations" fits.
• Down syndrome is a well - known aneuploidy example, so "down" (as in Down syndrome) is correct.
• Deletions involve loss of a chromosome segment, so "chromosome" is the fill.
• DNA nucleotides include guanine (G), so "guanine" is right.
• Genetic variations affect behavioral tendencies, so "behavioral" is the choice.
• Differences should be cherished, not "disparaged", so "disparaged" is the last answer.

Answer:

1. twenty - three
2. down syndrome
3. autosomal
4. X
5. chromosomal aberrations
6. down
7. chromosome
8. guanine
9. behavioral
10. disparaged