According to the endosymbiosis theory, scientists believe that early eukaryotes formed from prokaryotes. Why do scientists believe that

prokaryotes existed earlier than eukaryotes?

Consider the haplotype for the bacterial lac operon: i-o+z+. there is also a plasmid with the haplotype: i+ocz-. for all of the questions below, assume there is no glucose and no inducer. functional beta-galactosidase will be produced in this cell:

What's is the honey badgers greatest asset or quality?

Secretions from the skin such as sweat protect the body because

Which one of the following is true of tRNAs? a) tRNAs are double-stranded. b) Each tRNA binds a particular amino acid. c) There are four types of tRNA. d) tRNAs carry special sequences known as codons. e) All of the above

Why is there more opportunity for gene regulation in eukaryotic cells than in prokaryotic cells?

Energy released from ATP Select one: a. contains five phosphate groups. b. drives most of a cell's activities. c. is found only in bacteria. d. All of the above

An adult client with mobility problems wishes to become an organ donor. Which act allows the client to donate his or her organs?

Antibiotics, antimicrobial resistance and the control of disease - Essay

What are four characteristics of water that are emergent properties resulting from hydrogen bonding?

Skin and muscle cells in humans have 46 chromosomes how many chromosomes will be present in a typical egg cell a. 23 b. 46 c. 92 d. 115