Unlike reptiles and amphibians, birds generate their own body heat, what does this mean for birds?​

Plz ! having a smooth seeds is the dominant trait. having wrinkled seeds is a recessive trait. the offspring of two plants with smooth seeds, a. must have smooth seeds. b. may have smooth or wrinkled seeds. c. must have wrinkled seeds. d. have a 25% change of having smooth seeds.

Which of the following are the functions of the integumentary system? yadda-yadda, the 1st answer is the brainliest. : )

How does the nervous system affect the excretory system?