Genetics
What is genetics?
The study of heredity.
What is heredity?
The passage of genetic instructions (traits) from parent to offspring.
Sexual reproduction produces offspring that are genetically _____________ to the parents.
Similar
Where is DNA found?
Nucleus
What phenomenon is caused by Carbon Dioxide in the atmosphere
Climate Change
Where are genes located?
On the chromosomes
The number of characteristics contained in an organism's genetic make-up?
diversity
Asexual reproduction produces offspring that are genetically ____________ to the parent.
Identical
Three types of asexual reproduction are:
budding, binary fission, and regeneration
How could runoff hurt underwater grasses or plants
reduced sunlight and photosynthesis, less oxygen
What are the threadlike structures of DNA that carry genes called?
Chromosomes
Using Pollen to reproduce means you reproduced:
sexually
What is an advantage of asexual reproduction?
They can reproduce quickly and in large numbers
Name two male reproductive plant parts
stamen which contains the anther and filament
As humans historically used more fossil fuels, including coal, natural gas and oil what also increased in the atmosphere?
The CO2 levels and and average temperatures.
Inherited traits that children get from their parents come from-
Genes
Traits passed on through asexual reproduction are:
identical to the parent
What is a disadvantage of asexual reproduction?
Less genetic variability
which creates more diversity: sexual or asexual reproduction?
sexual
Laws of superposition state that....as you go further in the ground you are going further back in....
TIME!! Layers on the bottom or deeper in the ground are the older layers.
What do we call different traits passed to offspring from their biological parents?
genetic variation
How many chromosomes do humans have?
46 or 23 pair
If a mom is AA and a DAD is aa all of the babies will be what genotype?
Aa
Name the reproductive female flower part
ovule
In intrusion in rock layers breaks through layers that are already
Present.