Crossing over leads to genetic variation.
Crossing over is the process during meiosis during which homologous pairs of chromosomes exchange genes, giving rise to new combinations of genes within the chromosomes. This is an important source of genetic variation.
C, it is absorbed by earths surface.
Answer:
a. 30 cm³
b. 4.33 g/cm³
Explanation:
a Volume of the object = l*w*h
l = 5 cm
w = 2 cm
h = 3 cm
Volume of object = 5*2*3 = 30 cm³
b. Density of the object = mass of the object / its volume
Mass of object = 130 grams
Volume = 30 cm³
Density of the object =
Answer:
The answer is C. genetic drift
Explanation:
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