Biology, 19.10.2019 03:00, lainnn974

What is true of sand dunes?

a) they are built by waves.

b) they are made by rivers cutting through land.

c) they are built by water carrying sediment away.

d) they are built by the deposition of sand by wind.

Answers: 1

Show answers

Other questions on the subject: Biology

Biology, 22.06.2019 07:30, theuniicorntamer

Gregor mendel is best known for his work with pea plants and for uncover many of the mysteries of genetics. one of his major findings stated that there were specific, physical units of inheritance that are transmitted during reproduction. what is the the name given to these units of inheritance which can be found on chromosomes? a) centromeres b) cytoplasm c) genes d) nucleotides

Answers: 1

continue

Biology, 22.06.2019 13:10, hcoulter15

Which of the following best describes the purpose of the parathyroid hormone? a. it decreases the blood calcium level and decreases blood phosphorus level. b. it decreases the blood calcium level and increases the blood phosphorus level. c. it increases the blood calcium level and increases blood phosphorus level. d. it increases the blood calcium level and decreases blood phosphorus level.

Answers: 2

continue

Biology, 22.06.2019 13:20, hinacat87

Which of the following determines the specificity of a dna probe? a. type of radiation b. level of enzymatic activity c. number of neutrons d. complementary base pairing

Answers: 1

continue

Biology, 22.06.2019 16:30, DnakMeme6e7272727272

Abiology teacher asks students to give examples of genetic variations that support the idea that changes in a population’s environment affect genetic variation. which is the least supportive example? a. changes in genetics in human populationsb. antibiotic resistance in bacteria populationsc. pesticide resistance in garden insectsd. changes in the color of the peppered moth population in england

Answers: 1

continue

Do you know the correct answer?

What is true of sand dunes?

a) they are built by waves.

b) they are made b...