Biology activity, aimed at second-year high school students, with questions developed about heredity.
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SCHOOL: DATE:
PROF: CLASS:
NAME:
1) Meiosis is important in sexually reproducing organisms because:
a) Produces cells always equal to the mother cell
b) Keeps the number of chromosomes constant
c) Maintains the genetic invariability of the species
d) Prevents recombination
e) Produces the gametes
2) In a diploid organism, which presents 2n = 4, it is possible in haploid cells:
a) Four chromosomal combinations
b) Six chromosomal combinations
c) Two chromosomal combinations
d) Eight chromosomal combinations
e) Three chromosomal combinations
3) If one of the male gametes is A and the other a and if one of the female gametes is A and the other a, the possible zygotes are:
a) AA and Aa
b) Aa and aa
c) AA and aa
d) AA, Aa and aa
e) All AA
4) DNA has two important properties for the action of genes and for the transmission of characteristics conditioned by them. Are they:
a) Self-duplication and transcription
b) Transcription and translation
c) Self-duplication and translation
d) Self-duplication and mutation
e) Mutation and transcription
5) How can the gene be defined?
A.
Per Camila Farias.
At answers are in the header link.
