1 Flashcards
Only organism that produce Asexually can?
can produce offspring that are exact copies of themselves.
What Process do single-cells organisms use?
By mitotic cell division
Single-cells organisms produce how many cells?
2 identical daughter cells
How do Multi-Cellular Organisms produce?
In sexual reproduction, two parents produce offspring that have unique combinations of genes inherited from the two parents
What is the Cell Cycle?
A generation-to-generation sequence of stages in the reproductive history of an organism.
How long is the Cell Cycle?
° It starts at the conception of an organism and continues until the organism produces its own offspring
Humans have what why type of cells
somatic cell/ Body Cells has 46 chromosomes.
How are Chromosomes distinguished?
be distinguished by Size
Position of the centromere,
Pattern of staining with certain dyes.
What are Homologues Chromosomes?
° The two chromosomes comprising a pair have the same length,
centromere position, and
staining pattern.
Homologous Chromosomes carry the same?
carry genes that control the same inherited characters
What is a diploid cell?
Cell with 46 chromosomes
The zygote cell is a?
Diploid cell
Sex celks undergo the process of?
Meiosis
Sperm and eggs have how many chromosomes
23
Plants and algae have a 2nd life cycle called the?
Alternation of generation