19. select the cellular structure that can be found in both plant and animal cel

Question

19. select the cellular structure that can be found in both plant and animal cells

A. chloroplast

b. mitochondria

c. cell wall

d. Vacuole

20. emulsifiers are molecules containing

a. only polar groups

b. both polar and nonpolar groups

c. only nonpolar groups

d. none of these

21.anatomy refers to _____ and physiology refers to ____

a. evolution and speciation

b. digestion and absorption

c. structure and function

d. none of these

22. skin is an example of

a. connective tissue

b. muscle tissue

c. cardiac tissue

d. epithelial tissue

23. functional unit of nervous system is

a. nephron

b. neuron

c. alveoli

d. glia

24. when one cell goes through cell division, it produces

a. two identical cells

b. two different cells

c. four identical cells

d. four different cells

25.is the number of chromosome in each cell of an organism a good indicator of the complexity of that organism?

a. yes, the number of chromosome indicate how complex an organism is

b. yes, the number of chromosome is a good indicator of an organism’s complexity, but the amount of dna even more

c. no the number of chromosome does not indicate how complex an organism is

d. it depends on the type of cell of the organism

26. genes are located on

a. chromosomes

b. the cytoplasm

c. mitosis

d. the centromere

27. what produces four daughter cells?

a. meiosis

b. mitosis

c. both of these

d. none of these

28. how many chromosome did you inherit from your father?

a.2

b.23

c.24

d.46

29. which of the following is evidence for evolution?

a. bacteria becoming resistant to antibiotics over time

b. mosquitoes becoming resistant to pesticides

c. cells with common features and chemically similar DNA

d. all are evidence for evolution

Explanation / Answer

Ans.19 Mitochondria present in both the plant cells as well as animal cells. (b)

Ans. 20 Emulsifier are the substance having both polar and non polar group. (b)

Ans. 21 (c) structure and function

Ans. 22 (d) skin is example ofepithelial tissue.

Ans23 (b) neuron is functional unit of nervous system

Ans. 24 (a)

Ans. 26 (a)

Ans27 (a)

Ans. 28 23 chromosomes (b)

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