Ll of the statements EXCEPT one are true about mutations. Which statement is false? A) Mutations must be present in parents and then passed to offspring. B) Mutations can be positive and produce organisms with improved traits. C) Mutations can be fatal to the organism that has a mutation, if the mutation is in a critical gene. D) Mutations can be silent, and not affect the organism that has them, if the mutation is in a non-critical area.

Control of the body is accomplished by which of the following body systems? nervous system and circulatory system endocrine and repertory system circulatory and respiratory systems nervous system and endocrine systems

2. sketch the inside of the bean nodule, and describe or label what you observed with the hand lens.

Punnett squares are used to show possible combinations of alleles or to predict the probability of a trait occurring in offspring. an incomplete dominance cross is performed between a bird that is homozygous for red feathers and a bird that is homozygous for blue feathers. purple offspring result. then, two of the purple offspring are crossed. according to the punnett square for this cross, how many of the offspring from the second cross will have a feather color that results from incomplete dominance? 1 in 4 2 in 4 3 in 4 4 in 4