Since the trait is dominant, it is possible for his parents to be heterozygous (Bb). So they have the trait but they have a gene they can pass on with out it. If both of his parents Bb then he could’ve gotten both recessive and therefore not receive the trait
The aweser would be B properties and rare earth elements
Answer:
B
Explanation:
Asexual involves one parent and the offspring are identical
Sexual involves two parents and the offspring have genetic diversity and have greater chance of survival
Nitrogenous base, sugar and phosphate
<span>The mountains were once seas. The land was forced up by tectonic motion when the mountains were formed. The Sahara also used to be a sea and has a valley full of the fossilized remains of an extinct species of whale. It is generally agreed upon that two plates colliding caused the uplift that created the mountainous zone. Same for the Himalayas.</span>
