Which of the following does NOT correctly match the T cell to its specific functions?

a) Helper T cell; recognizes the antigen, gives off chemical signals that stimulate action of macrophages

b) Killer T cell; binds with infected cells and destroys them by puncturing a hole in their cell membrane

c) Suppressor T cell; slows and suppresses the process of cellular immunity to ensure that normal tissue does not get destroyed

d) Memory T cell; these cells remain in the bloodstream and are able to act quickly if the antibody is encountered again

Anita thinks that she has heterozygous alleles for red hair.if she is correct, which of these diagrams best illustrates anitas alleles pf red hair

(select all the correct choose each statement that is scientific. - the opinions of randomly selected participants in a survey prove the idea that global temperatures are not increasing on earth. - the universe's average temperature and rate of expansion support the idea that it began as one super-dense and hot mass 13.8 billion years ago. - ocean tides are caused by the uneven gravitational pulls of the moon and sun on different parts of earth. - human life is more valuable than other forms of life on earth because humans are more intelligent than other organisms.

According the inverse square law, doubling the distance from the source of the sound, a speaker, for example, will drop the sound 6 db each time. if you were standing in the back of an auditorium, 32 feet away from a speaker not using any amplification, would you be able to hear a speaker clearly? why or why not?