What is the function of the contractile vacuole in plant-like protists? A) maintenance of food levels

B) maintenance of energy levels

C) maintenance of waste levels

D) maintenance of water balance

There is a mutation in the gene that encodes tRNAlys. The mutation does not affect the anticodon in tRNAlys but results in a tRNAlys that is recognized and charged by aminoacyl-tRNAser synthetase.

A researcher identified a bacterial enzyme that is essential in the breakdown of glucose. The researcher wants to test a potential antibiotic that acts on the newly identified enzyme.

The function of the nucleic acids contained in the body cells of an organism is -

Which statement about the fetal development is not correct? A) Some blastocyst cells will become cells of the placenta B) An embryo is a product of meiosis in the uterus C) Some blastocyst cells will become cells of the embryo D) A blastocyst

For which method of determining population size is the population not aware of the sampler's presence? a. mark/recapture b. direct observation c. sampling d. indirect observation

What is one effect of immigration on a population living in an ecosystem? A) the competition for resources will increase. B) more animals will leave the ecosystem. C) biodiversity will decrease. D) the population will decrease.

A glucose molecule is the A. smallest type of protein. B. monomer of starch and cellulose C. largest of the carbohydrate polymers D. fundamental unit of genetic material

Which series correctly lists the eight taxonomic levels in order, from the broadest group to the most specific group? A. species, genus, family, order, class, phylum, kingdom, domain B. domain, kingdom, phylum, class, order, family, genus, species C.

How many ways can you choose ten tadpoles from a pool of 20?

What part of the human body is most covered in bacteria reddit?