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1.1.6.1. Klimaatgrafiek W is ‘n tipies voorbeeld van ‘n ______ klimaatstreek.  (1)

1.1.6.2. Klimaatgrafiek Y is ‘n tipies voorbeeld van ‘n ______ klimaatstreek.  (1)

1.2.1. Gee ‘n ander naam vir die termiese ewenaar. (1)

2.2.3. A dyke is found at feature [answer1]. (1)

How are membrane receptors, carrier proteins, and enzymes similar?  They all

Which of the following statements comparing prokaryotic and eukaryotic DNA replication is NOT accurate?

An adult eukaryotic cell that lacks telomerase would

Estrogen synthase (ES) is an enzyme involved in the production of estrogen (shown below) and is abundant in estrogen-producing cells in adrenal glands, ovaries, placenta, testicles, fat tissue, and the brain. ES is 503 amino acids in length.  If there is a mutation in the ES gene that resulted in one amino acid being changed to another amino acid, which of the following is true?   Select all correct choices.

The enzyme hexosaminidase A (HexA) is an enzyme that hydrolyzes gangliosides (a type of phospholipid) in human brain cells.  Given its function, HexA must work in [1] and it functions optimally at pH [2]

The Dscam gene in Drosophila melanogaster (fruit fly) has 115 introns.  Over 18,000 different Dscam proteins have been found in D. melangaster body fluids.  The proteins have a variety of functions including involvement in nerve cell growth and immune function.  This one gene can make so many proteins due to