Bio 101 Final- Straighterline 120 questions and correct answers .latest solution

Bio 101 Final- Straighterline 120 questions and correct answers .latest solution



Bio 101 Final- Straighterline 120
questions and correct answers .latest
solution


You are most likely to see hag fish, sperm whales, and viperfish inhabiting which of the following zones
of the ocean?



a. abyssal

b. bathypelagic

c. epipelagic

d. mesopelagic - correct answer bathypelagic

What was the first seed plant to appear?



a. angiosperm

b. bryophytes

c. gymnosperm

d. nonvascular plants - correct answer gymnosperm

In a pedigree for an autosomal recessive disorder, which of the following will occur if two homozygous
unaffected individuals mate?



a. They will have affected offspring.

b. They will have unaffected offspring.

c. Cannot be determined based on the information given.

d. There is a 25% chance they will have affected offspring. - correct answer They will have unaffected
offspring.

Both bacteria and archaea are which of the following types of organism?

,Bio 101 Final- Straighterline 120 questions and correct answers .latest solution


a. eukaryotic

b. prokaryotic

c. nucleoplasmic

d. multicellular - correct answer prokaryotic

Which of the following accurately describes transcriptional control of gene expression in eukaryotes?



a. Activators trigger sequences of DNA transcription factors to be expressed

b. Dependent on interactions of mRNA sequences with ribosomes

c. Promoters help transcription factors bind to RNA polymerases

d. Transcription factors help RNA polymerase bind to promoter sequences - correct answer
Transcription factors help RNA polymerase bind to promoter sequences

Based on their chemical equations, photosynthesis and cellular respiration have which of the following
relationships?



a. equivalent reactions

b. incomplete reactions

c. opposite reactions

d. unrelated reactions - correct answer opposite reactions

Which of the following parts of a plant seed turns into the root system?



a. cotyledon

b. epicotyl

c. hypocotyl

d. radicle - correct answer radicle

Which of the following equations is often used to show that an enzyme has formed a complex with its
substrate?

Select one:

a. enzyme + product ⇒ substrate + enzyme ⇒ enzyme-substrate complex

b. enzyme + substrate ⇒ product + enzyme ⇒ enzyme-substrate complex

c. product + enzyme ⇒ enzyme-substrate complex ⇒ substrate + product

,Bio 101 Final- Straighterline 120 questions and correct answers .latest solution


d. substrate + enzyme ⇒ enzyme-substrate complex ⇒ enzyme + product - correct answer d. substrate
+ enzyme ⇒ enzyme-substrate complex ⇒ enzyme + product

What type of muscle cell has branching, striated cells, each containing a single nucleus?



a. cardiac muscle

b. rough muscle

c. skeletal muscle

d. smooth muscle - correct answer cardiac muscle

Which of the following cell structures is associated with cellular respiration?



a. Golgi apparatus

b. lysomes

c. mitochondria

d. vacuoles - correct answer mitochondria

Male peacocks having more ornate plumage than their female counterparts is an example of which of
the following features of ecological behavior?



a. monogamy

b. sexual dimorphism

c. sexual selection

d. territoriality - correct answer sexual dimorphism

Which organic molecule is composed of an amino group, a carboxylic acid group, and an R group?



A. carbohydrate

B. phospholipid

C. amino acid

D. nucleotide - correct answer amino acid

Which step of the photosynthesis pathway produces a carbohydrate from CO2 in the atmosphere?

, Bio 101 Final- Straighterline 120 questions and correct answers .latest solution


A. the light reactions

B. ATP production

C. the Calvin cycle

D. the C4 pathway - correct answer the Calvin cycle

Which step of the cellular respiration pathway produces 4 CO2, 6 NADH, 6 H+, 2 FADH2, and 2 ATP?



A. Glycolysis

B. Fermentation

C. Citric Acid Cycle

D. Electron Transport Chain - correct answer Citric Acid Cycle

Which membranous organelle, present in both animal and plant cells, is primarily used for storage?



A. the vacuole

B. the Golgi apparatus

C. the lysosome

D. the mitochondrion - correct answer the vacuole

Plants are capable of growth throughout their entire lifespan because of specialized tissue known as the



A. petiole

B. cotyledon

C. xylem

D. meristem - correct answer meristem

Which group of hominids had an appearance similar to modern man and hunted cooperatively using
advanced stone tools?



A. Homo habilis

B. Homo floresiensis

C. Cro-Magnons

D. Neandertals - correct answer Cro-Magnons