Answer:
Ở đậu Hà Lan, A- thân cao, a-thân thấp. Cây thân cao giao phấn với cây thân cao — F1 có tỷ lệ 900 thân ca0:299 thân thấp — tỷ lệ 3:1 — cây thân cao có kiểu gen dị hợp Aa. Tỷ lệ F1 tự thụ phấn cho cho F2 toàn cây thân cao → F1 đồng hợp AA → chiếm 1 phần 4
P: Aa x Aa → 1 phần 4 AA: 2 phần 4 Aa: 1 phần 4 aa
Answer:
this one
Explanation:
the amount of time taken for a longitudinal wave to produce one cycle the number of cycles per second perceived by the human ear.
Answer:
Wht are the answer choices
Explanation:
The correct answer is: C) Mycobacterium tuberculosis.
Tuberculosis is an infectious disease that most commonly affects lungs. Mycobacterium tuberculosis is a small, aerobic, nonmotile bacillus type of bacteria responsible for this disease.
There are two forms of tuberculosis:
• Latent-without symptoms
• Active-with symptoms such as chronic cough, fever, sweats, weight loss..
People with active tuberculosis can spread it by the air while they cough, spit, speak, or sneeze.
