Crossing over – often, the sister homologous chromosomes of a cell exchange genetic material through recombination of genes.
Independent assortment/random fertilization – there are numerous variety of ways that the chromosomes of the gametes can combine, after meiosis, through fertilization to form a zygote
Mutation – on rare occasion, there is a slight and random change in the genes of a gametic cell caused by environmental factors.

7 0

2 years ago

↓ please help asap! ↓

geniusboy [140]

3) decrease

Without the green house effect, earth would be like a solid ball of ice and rock.
Life as we know it wouldn't exist without greenhouse gases.
The temperature would drop below 0° Fahrenheit!

3 0

3 years ago

A man's body washes up on a Florida beach. Some teen-agers find the body as they are walking along the beach. There doesn't seem

Sever21 [200]

#1 is the right answer

6 0

3 years ago

This doesnt have the dropdowns?

castortr0y [4]

Answer:

thats weird contact your teacher if you have anymore issues:)

Explanation:

bye friend

3 0

3 years ago