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Biology Practice Test #1

1 / 40

What organelle has the function of synthesizing proteins

2 / 40

In chick embryos, the extraembryonic membrane that provides nourishment to the fetus is the

3 / 40

In a reaction, the meaning of the word reduce is to

4 / 40

Organize the taxonomic ranks of life

5 / 40

All steroids are based on the structure of

6 / 40

Which of the following best accounts for the ability of legumes to grow well in nitrogen-poor soils?

7 / 40

When Glucose is converted to glycogen in the liver

8 / 40

During which phase of meiosis can non-disjunction occur

9 / 40

Which of the following is true about bryophytes

10 / 40

A heterotroph

11 / 40

The process by which cells transport materials outside of their membrane is known as

12 / 40

In the developing embryo, which of the following would be formed from the mesoderm germ layer

13 / 40

The Krebs Cycle ends with the reformation of

14 / 40

The unique feature of each amino acid is its

15 / 40

Some strains of viruses can change normal mammalian cells into cancer cells in vitro. This transformation of the mammalian cell is usually associated with the

16 / 40

Which of the following best explains why a population is described as an evolutionary unit

17 / 40

The resting membrane potential depends on which of the following?

I. Active transport

II. Selective permeability

III. Differential distribution of ions across the axonal membrane

18 / 40

Once a plasmid has incorporated specific genes, such as the gene coding for the antibiotic ampicillin, into its genome, the plasmid may be cloned by

19 / 40

Which of the following DNA strands would denature from its complementary strand first as temperature increases

20 / 40

Some birds do not choose to mate randomly. Instead, they create elaborate dancing rituals in attracting and choosing a mate. This is a good example of

21 / 40

If the activation energy of a reaction were to be lowered its rate would

22 / 40

A bacteria auxotrophic for arginine is placed onto a minimal growth medium. Which of the following is true

23 / 40

In animal cells, which of the following represents the most likely pathway that a secretory protein takes as it is synthesized in a cell?

24 / 40

All of the following play a role in morphogenesis EXCEPT

25 / 40

Which of the following does NOT take place in the small intestine

26 / 40

Organisms that can photosynthesize and contain a peptidoglycan cell wall are most likely from the domain

27 / 40

Which organelle is responsible for the degradation of biological macromolecules by hydrolysis

28 / 40

This pedigree chart shows individuals afflicted with a certain trait. Based on this chart we can assume that this trait is

Pedigree Chart 1

29 / 40

Organisms of the domain Archaebacteria can undergo genetic exchange via which of the following lateral gene transfer methods

 

30 / 40

In birds, red hair colour is dominant to blue hair colour. Which of the following would you use to mate with a red-haired bird to determine the red bird’s genotype?

31 / 40

All of the following statements are correct regarding alleles EXCEPT

32 / 40

The physical expression of alleles, such as hair or eye colour is known as

33 / 40

Which of the following adaptive features would least likely be found in an animal living in a hot arid environment?

34 / 40

The purpose of a punnet square is to

35 / 40

Which of the following is a difference between meiosis and mitosis

36 / 40

DNA replication occurs in a _____ model

37 / 40

Which of one of the following is true if an individual has two different alleles at a given locus

38 / 40

A feature of amino acids NOT found in carbohydrates is the presence of

39 / 40

The first law of thermodynamics states that

40 / 40

What type of bonds occur between purines and pyrimidines

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