Which of the following describes a maritime tropical airmass?
a. cool, humid air masses from over the icy cold waters of the north pacific.
b. warm, humid air masses from over the waters of the gulf of mexico.
c. hot, dry air masses form mostly in summer over the dry areas of southwest and northern mexico.
d. large air masses form over the canada to bring very cold weather with low humidity.
plz

Plz genetic engineering can be applied to many fields including medicine and agriculture. which of the following is a medical application of genetic engineering? a. giving crop plants recombinant dna so that they would be resistant to herbicides. b. examining a persons pedigree to determine whether they can carry a gene for a genetic disease. c. analyzing a persons dna to see how closely they are related to another person. d. certain genes into bacteria so that they will produce a needed medicine.

Amale bird-of-paradise uses a dance to attract mates in which it flaps its tail feathers on the ground and jumps around a potential female mate. a different male bird-of-paradise does a similar dance but it jumps around the female in the opposite direction. the female bird is only attracted to one style of dance, in one direction.

As an asteroid comes close to earth, it's name will change to? apex