The venom of a poison dart frog has the special ability of being quiet permeable through the skin. A dart frog's poison can travel up the nerves, into the brain leading from tingling to pain, to paralysis, to coma, and then death. Its agonising.
Answer:
No. If the parents are AB and O, the offspring can only be A or B.
Answer:
Observers ahead of the wave observe an apparent increase in wave frequency
Explanation:
This is the Doppler Effect. The frequency of a wave increases when the source approaches the observer and decreases as the source recedes.
B, C, and D are wrong. Observers behind the source notice a decrease in frequency.
Explanation:
After repeated stimulation by antigen, B cells can make antibodies that bind their antigen with much higher affinity a process called affinity maturation. ... Thus, antigen stimulation greatly increases the antibody arsenal. Antibodies are proteins, and proteins are encoded by genes.
