Types of Reproduction Flashcards
(27 cards)
What are the Similarities between Sexual and Asexual Reproduction?
- New individual is formed
- Reproduce their own kind
What are the differences between Sexual and Asexual Reproduction?
Sexual
- Presence of Gametes
- Formation of Zygotes
- Common to Plants and Animals
Asexual
- Formation of Clones
- Common to Bacteria
What is Budding?
-Outgrowths from a parent’s cell
What is Spore Formation?
-Contains Haploid Reproductive cells that can germinate into new individuals
What is Fission?
-Splitting of a single cell into two separate and similar parts
What are the two types of Fission?
- Longitudinal
- Transverse
What is Regeneration?
-Growth of certain lost body parts
What is Fragmentation?
-Fragments of the original organism becomes new organisms
What is Layering?
-Add weight to the plant so it bends and enters the soil to grow as another plant
What is Grafting?
-Attach a branch of a plant with bad fruit but strong bark to a plant with good fruit but weak bark and vice versa to have two plants with good fruit and strong bark
What is Cutting?
-Cut a branch of a plant and place it in the soil to grow a new plant
What is Marcotting?
-Connect two branches to each other by wrapping moss around it
What are Specialized Leaves?
-When tiny plants grow on the leaves
What are Specialized Roots?
-When tiny plants grow on the roots
What is a Haploid?
- 1 set of chromosomes (ex: zygotes)
- 23 chromosomes
What is a Diploid?
- 2 sets of chromosomes (ex: Gametes)
- 46 chromosomes
What is a Polyploid?
- 3 or more sets of chromosomes
- Exists in few animals, several plants (ex: Trout Fish)
What is Reproduction?
-It allows organisms to produce new individuals of their own kind
What is a Chromosome?
-Found in the Nucleus
What is the Centromere?
-Center of the Chromosome
What is the Kinetochore?
-Sides where your spindle fibers are attached
What is the Loci?
-Location of genes
What are genes?
-Dictate physical characteristics
How many Chromosomes do humans have?
- 46 chromosomes in total
- 23 pairs of chromosomes in Females
- 22 pairs of chromosomes + xy in Males