"Seeds" of ancient lycophytes (existing over 300 million years ago) had which of the following characteristics? Select all correct choices
A. a haploid (1n) female gametophyte
B. a diploid (2n) embryo
C. a storage area for haploid (1n) male
gametes
D. a seed coat
A,B
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What evidence led to Kirk Odom's freedom after being wrongly imprisoned for 30 years?
A) an analysis of blood types from the crime scene B) an analysis of fingerprints from the crime scene C) accounts from witnesses D) an analysis of DNA from the crime scene
Which kingdom contains heterotrophs with cell walls of chitin?
a. Proista b. Fungi c. Plantae d. Animalia
Which of the following is often used in forensic science to distinguish one sequence of DNA from another by comparing the sequence of the strands at specific loci?
A. DNA fingerprinting B. gene therapy C. antisense therapeutic D. cloning
Which term refers to all of the chemical reactions of the cell?
A. redox reactions B. catabolism C. phosphorylation D. cellular respiration E. metabolism