First stage in cell division, the cell's chromatin tightens into

chromosomes.

Vision 6) What can be assumed about the parent cell if, after asexual reproduction, the daughter cell has 24 chromosomes? A) The parent cell has 12 chromosomes. B) The parent cell has 24 chromosomes. C) The parent cell has 48 chromosomes.

Type of data display that uses rows and columns.

Which substance is considered a building block for all living things? hydrogen glucose carbon protein

Suggest one reason why the population of the woodland caribou has declined in the united states?

Lymphocytes can attack and kill cells that have which of the following malfunctions? a. Lack of nutrients b. Lack of hemoglobin c. Divide uncontrollably d. Produce antibodies

An example of a parallel choice on a dichotomous key is

Describe one way the human respiratory system degrades over our lifespans, and explain one environmental condition that could cause an unnatural degradation as someone ages, including why that environmental condition harms their respiratory system.

Which is the mechanism by which improper excision of a prophage from a bacterial chromosome results in packaging of bacterial genes near the integration site into a phage head?

The tundra biome has extremely cold temperatures during much of the year and a hard sublayer of permanently frozen soil called permafrost. Which of the following adaptations would plants in the tundra most likely have? A.

When plants of a particular species are growing too close to each other, crowding may eventually lead to mortality, known as self-thinning. this type of mortality is density-dependent. oscillating. exponential. density-independent. random?