Based on the Punnett Square pictured below, which is true. * 1 point
A
a
A AAAa
a
Аа
aa
Both parents are heterozygous
Ο Ο
Offspring have a 25% chance of showing the dominant trait
All children will look different from their parents

Nephrons, the functional unit of kidneys, are responsible for formation of urine. the sentences describe situations that are the result of problems in the urine formation process. for the nephron shown below, match each situation to the step in the urine formation process where the problem lies.

Which could be a pathway of food through an ecosystem

What mistake did john needham make that caused him to conclude that spontaneous generation for microorganisms occurred? a. he re-contaminated his boiled broth solutions. b. he destroyed the vital force in the solutions. c. he did not boil his broth solutions, only warmed them. d. he failed to seal his flasks of boiled broth. e. he allowed his assistant to conduct the experiment which he did not monitor closely.