Measuring its costs and benefits in terms of energy spent and/or gained, which interaction(s) involve one individual gaining and one individual losing? Select all that apply

A. competition
B. predation
C. obligate mutalism
D. facultative mutalism
E. commensalism


B

Biology & Microbiology

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In flowering plants, gametes are produced by the process of mitosis

1.True 2.False

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Using severed aphid mouthparts, scientists have verified that in most species the phloem translocates

mostly __________, but that __________ may also be translocated. a. glucose; amino acids b. glucose; sugar alcohols c. glucose; cellulose and starch d. sucrose; raffinose and sorbitol e. sucrose; glucose

Biology & Microbiology

Naked mole rats are haplodiploid.

Answer the following statement true (T) or false (F)

Biology & Microbiology

All seed plants are described as ________ because their sporophytes have two types of sporangia that produce sexually different spores.

A. Heterosporous B. Polypoids C. Homosporous D. Monoecious E. Dioecious

Biology & Microbiology