Answer:
The 3.9 billion year old rock has undergone three half-lives (3.9 divided by 1.3 = 3). After 3 half-lives, 12.5% of the potassium-40 remains undecayed.
Explanation:
D. Growth. Material forming cells or tissue like cytoplasm.
Answer:
Destrucción de hábitats naturales, tanto terrestres como marinos y otros acuáticos. Destrucción de ecosistemas de todo tipo. Extinción de especies animales y vegetales. Interrupción de las redes y relaciones tróficas.
Explanation:
Answer:
: A decrease in pH is too acidic compared to optimum pH for amylase activity.
Blood group AB because the child’s father have pathogen a and mother has both pathogens hence the child will have both pathogen from both parents hence blood group will be AB