AIDS attacks white blood cells, damaging the immune system and making the infected individual more susceptible to illness. White blood cells are the ones that fight off harmful bacteria, so without them you could even end up in the hospital or die from a common cold.
Kindly see answers below:
1. operon is not transcribe• b.) lac operon: lactose absent• e.) trp operon: tryptophan present2. operon is transcribed, but not sped up by the positive control• a.) trp operon: tryphophan absent• d.) lac operon: lactose present, glucose present3. operon is transcribed quicklu through positive control• c.) lac operon: lactose present, glocuse absent
Evolution- Is when a nonliving thing creates a living thing
Explanation:
No because a speech has to be a meaningful speech
Answer:
B. It shows how organisms change over time.
Explanation:
embryos can not be observed in fossils.
Proteins are degraded so thats why they can not be studied.
Organisms can not be evolved instantly.
