Life Science BJU DNA and genes, gene functions and cell division

What are the results of replication?

• identical daughter cells
• identical DNA molecules
• gametes
• set of homologous chromosomes

During what process does a cell make a copy of its DNA?

• prophase
• anaphase
• cytokinesis
• interphase

During what phase of mitosis do new chromosomes reach the end of the spindle and begin to uncoil?

• telophase
• anaphase
• metaphase
• prophase

Which cell division process is necessary for sexual reproduction?

• transcription
• mitosis
• meiosis
• telophase

How are the genes in a homologous chromosone?

• identical
• duplicate copies
• different
• none of the above

How do the offspring look in asexual reproduction?

• identical

• duplicate copies

• different

• none of the above

The complex structure of DNA is evidence of what?

• powerful creator
• evolution
• scientific process by man
• all of the above

What is a sligtly different version of a gene code for the same trait called?

• diploid

• haploid

• allele

• gametes

What do scientist describe when there is one set of genes?

• diploid (2n)

• haploid (n)

• allele

• gametes

What do scientist descripe when there are two set of genes?

• diploid

• haploid

• allele

• gametes