Explanation

"By the time he arrives, we will have finished the project."

"Will have" is the correct future perfect tense structure,

Indicating that the action of finishing the project will be completed before a specified future time (when he arrives).

Explanation

According to the law of recurrence in developmental psychology,

The direction of human development generally follows a pattern from middle to outer.

This means that development typically starts from the central parts of the body and moves towards the extremities.

Explanation

Heredity, also called inheritance or biological inheritance,

It is the passing on of traits from parents to their offspring;

Either through asexual reproduction or sexual reproduction, the offspring cells or organisms acquire the genetic information of their parents.

Explanation

Explanation

Epinephrine and norepinephrine are secreted by the adrenal medulla and play a role in the fight-or-flight response,

Whereas the hypothalamus secretes dopamine and inhibits the release of certain anterior pituitary hormones.

Explanation

In the ABO blood group system, there are three alleles (IA, IB, and i) that determine the blood type.

These alleles interact to produce four possible blood types: A, B, AB, and O.

Multiple alleles refer to a situation where more than two alternative forms (alleles) of a gene are present in a population, as seen in the ABO blood group system.

Explanation

Systematics deals with the identification and ranking of all plants.

It includes classification and nomenclature (naming) and enables the botanist to comprehend the broad range of plant diversity and evolution.

Explanation

During an infection, neutrophils (a type of white blood cell) are one of the first responders to the site of infection.

They engulf and destroy pathogens like bacteria through a process called phagocytosis.

Explanation

The main difference between chordates and hemichordates is the presence of a notochord.

Chordates possess a notochord (a flexible rod-like structure that supports the body)

Explanation

The living simple tissue that provides support to the growing parts of a plant is collenchyma.

Collenchyma is a simple permanent tissue.

The cells are thickened at the corners due to the deposition of cellulose, hemicellulose, and pectin.

It provides mechanical support to the young, growing parts of the plant.