One characteristic of an autosomal dominant trait is that ____
a. 50% of individuals with two affected parents will be affected
b. if two affected individuals are homozygous, the risk of having an affected child is 1:4
c. heterozygous fathers will always have affected daughters
d. every affected individual has at least one affected parent
e. mothers always pass the trait on to their sons
d
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The designations Phe-, Leu-, and Ser+ refer to an organism's
A) plasmid type. B) genotype. C) phenotype. D) mutation type.
What can Antarctic ice core samples tell us about atmospheric CO2 levels? Select all that apply
A. Nothingâ€"ice is made of H2O and not CO2. B. CO2 ice core data confirms CO2 measurements taken directly from the atmosphere. C. Ice cores can help scientists estimate atmospheric CO2 levels from centuries ago. D. Ice cores can tell scientists exactly what plants lived on Earth centuries ago.
Substrate-level phosphorylation transfers
phosphate groups from a. substrate. b. coenzyme. c. the electron transfer chain. d. ATP. e. the Krebs cycle.
The 1840s Irish potato famine was caused by a water mold parasite on potatoes.
Answer the following statement true (T) or false (F)