Hoàn thành các phép lai sau (chỉ xét trường hợp trội hoàn toàn): Phép lai Số kg F1 Số kh F1 Tỉ lệ kg F1 Tỉ lệ kh F1
P: AA x AA

G: A ↓ A

F1: AA

1 1 100%AA 100% trội.
P: AA x Aa

G:

F1:

P: AA x aa

G:

F1:

P: Aa x Aa

G: 1/2A ; 1/2a ↓ 1/2A ; 1/2a

F1: 1/4AA : 2/4Aa : 1/4aa

3 2 1AA : 2Aa : 1aa 3 trội : 1 lặn
P: Aa x aa

G:

F1:

P: aa x aa

G:

F1:

metamorphism is the change of minerals or geologic texture (distinct arrangement of minerals) in pre-existing rocks (protoliths), without the protolith melting into liquid magma (a solid-state change). the change occurs primarily due to heat, pressure, and the introduction of chemically active fluids. i hoped i !

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.

substitution is the answer in this case

the answer is: metamorphic rocks often show the presence of fossils, also a

hope i

-lavira: )