A trait cannot be subject to natural selection unless it is heritable

Indicate whether the statement is true or false


TRUE

Biology & Microbiology

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The protein p53 activates genes that _____

A) increase mutation rate B) lead to higher production of growth factors for the cell C) increase the rate of endocytosis D) arrest the cell cycle

Biology & Microbiology

The number of trophic levels an ecosystem can support is driven by (select all that apply)

A- The amount of energy available (primary productivity) B-The speed of nutrient cycling (decomposition) C- The population size of top predators in the ecosystem D-The efficiency of energy transfer across trophic levels E- The composition of the plant community

Biology & Microbiology

Continuous cell cultures are developed from (embryonic/haploid/neoplastic) cells

What will be an ideal response?

Biology & Microbiology

A ________, a ________, and a ________ are the major parts of a nucleotide, whereas a ________ and a ________ are the major parts of a nucleoside.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology