When Mendel crossed two plants that were heterozygous for a single trait, what was the genotypic ratio of their offspring?

A. 1:2:1
B. 9:3:3:1
C. 3:1
D. 1:1
E. Varied depending on the trait


A

Biology & Microbiology

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What can be removed from pre-mRNA during alternative splicing?

a. exons and ribosomal binding sites b. ribosomal binding sites c. exons only d. introns only e. exons and introns

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What are 2 functions of naturally produced chemical defenses in sponges?

What will be an ideal response?

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In double fertilization, one sperm fuses with the egg, and the other sperm fuses with the two antipodal nuclei. Indicate whether the statement is true or false

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